IT Architect | Product Owner
Aktualisiert am 09.12.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.01.2025
Verfügbar zu: 100%
davon vor Ort: 100%
IT-Architekt
Solution Architect
IT-Betrieb
Scrum Product Owner
Middleware
Oracle
Linux
IT-Infrastruktur
RDBMS
Container
Kubernetes
Docker
Telekommunikation
GSM
5G-Core
Python
Perl
Unix
C/C++
DevOps
CI/CD
German
Verhandlungssicher
English
Verhandlungssicher
Turkish
Muttersprache

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 3 months
2023-10 - now

Robiotic GmbH - Tecnical Manager

Product Owner / Solution Architect Internet of Things Kubernetes Azure ...
Product Owner / Solution Architect
  • Leading Technical Teams and development of IOT Solutions
  • Providing cost & efforts and delivery timeline to Senior Management for Customer Bidding.
  • Responsible to manage Sprint, Backlog and Release Planning.
  • Management of Cloud Infrastructure & IoT Services deployed on Azure Cloud
  • Providing consultancy & technical solutions for prospected Customers

Azure Public Cloud Azure IOT Hub Thingsboard IOT Auth0 REST APIs Web Services Postman Swagger Terraform Docker CI-CD Office365 Jira Confluence Bitbucket Git PyCharm Vim Shell Kafka Visio DrawIO Agile Scrum
Internet of Things Kubernetes Azure Python Docker MS SQL Server PostgreSQL Terraform Postman
Robiotic GmbH
Paderborn
1 year 1 month
2023-12 - 2024-12

1&1 Mobilfunk - Technical Project Manager

Technical PM / Project Lead 5G BSS/OSS Mediation ...
Technical PM / Project Lead
  • Supporting Senior Management for multiple projects with technical expertise in BSS applications & Core Network
  • Coordination of Regulatory & Device Testing Activities
  • Analysis and assessment of requirements and solutions for 5G Mobile Communications
  • Coordination of Internal/External Stakeholders for multiple projects
OpenRAN 4G/5G IMS Core OSS Interconnect Mavenir Charging Mediation Provisioning Packet-Core Visio Jira Confluence Office365 : ITIL Agile Scrum eTOM TAM 3GPP ISO 27001 BSI Grundschut
5G BSS/OSS Mediation Charging Project Management OpenRAN OpenAPI Python Pandas REST
1& 1 Mobilfunk GmbH
Düsseldorf
2 years 9 months
2021-11 - 2024-07

Adidas - Senior Consultant ( AWS / Python / Pandas / Kubernetes )

Senior Consultant ( DevOps / Cloud ) Python Pandas NumPy ...
Senior Consultant ( DevOps / Cloud )
  • Responsible to design/develop/build/deploy applications for Material-Scope
  • Requirement Analysis and Feasibility for Digital Library API Solution & Surrounding elements
  • Delivered Technical Artifacts for Digital Library API using AWS Serverless Computing elements
  • Delivered Swagger API & UML Application/Sequence Diagrams for Digital Library API
Office365 Jira Confluence Bitbucket Git PyCharm Vim Shell Scrum LeanIX ITIL Agile
Python Pandas NumPy Rest API Flask FastAPI Json YAML XML UML ERD BPMN Sharepoint Smartsheet Web Services Visio Gliffy DrawIO OpenAPI Swagger Elasticsearch Logstash Kibana Docker Jenkins Kubernetes AWS Kong Harbor Fortanix KMS IAM OAUTH
Herzogenaurach
8 months
2022-12 - 2023-07

Rakuten Symphony - PM/Solution Architect - 1&1 Mobilfunk 5G Project

E2E Architect / Technical PM OpenRAN 4G/5G IMS ...
E2E Architect / Technical PM
  • Leading Integration ( build, deploy, launch ) of Geo-Redundancy Solution of BSS Domain
  • Requirement Analysis and Solution Design for Online Charging/Mediation related Projects
  • Designed File-Exchange-Utility for multiple mission-critical use-cases (MNP/PAI-Validation/Billing )
  • Leading redesign of Re-Rating Solution of Mavenir Charging System
Visio Jira Confluence Office365 ITIL Agile Scrum eTOM TAM 3GPP ISO 27001 BSI Grundschutz
OpenRAN 4G/5G IMS Core OSS Interconnect Mavenir Charging Mediation Provisioning Accenture Service Order Management & Inventory Management WSO2 API Gateway REST SOAP SFTP Apache NIFI Keycloak Data-Lake Kafka Spark ElasticSearch Kibana Grafana Prometheus Logstash Mavenir 5G Packet-Core USSD GW Entitlement-Server Thales OTA DMC SMDP+ Products Dell Intel Servers Robin.IO Kubernetes Virtual Machines Cisco ACI MinIO Yugabyte
Rakuten Symphony
Düsseldorf
6 months
2021-11 - 2022-04

Cyber-Solutions GmbH - Senior Consultant ( AWS Cloud/eCommerce )

Senior Consultant ( DevOps / Cloud ) Fargate SQS SNS ...
Senior Consultant ( DevOps / Cloud )
  • Day-to-Day Operations for AWS cloud infrastructure solutions
  • Implementation of the system architecture and operating environment
  • Technical coordination of environment management
  • Development and maintenance of CI/CD tools and AWS Lambda Functions
ITIL Agile Scrum ISO 27001 BSI Grundschutz
Fargate SQS SNS S3 Cloudwatch IAM EC2 ELB AWS Cloud Services AWS Lambda Python NodeJS Shell Terraform Ansible Groovy Maven Adobe AEM Apache HTTPD Docker Varnish Akamai Dynatrace OpsGenie Elasticsearch Logstash Kibana Fluentd Filebeat Visio DrawIO Jira Confluence Office365 Bitbucket Artifactory Jenkins
Munich
10 months
2021-03 - 2021-12

DB Schenker - IT Solution Architect ( AWS / Cloud Native Application / Tradeshift )

IT Solution Architect SAP Tradeshift Web-Services ...
IT Solution Architect
  • Delivered Solution Design ( HLD ) for Global Account Payable Automation Project using Tradeshift.
  • Delivered detailed Business & Technical Specifications and Use-Case Diagrams
  • Performed feasibility & analysis of Business & Non-Functional Requirements (BRS/NFR).
  • Documenting Use-Cases  & Epics & Stories for Product Backlog
  • Led Off-Shore  Team to build Secure Web Services & RESTful APIs using Java SpringBoot
  • Led technical solution design for SSO & File-Transfer Integration
Visio DrawIO Jira Confluence Miro Office365 Asana TOGAF Agile Scrum ISO 27001 BSI Grundschutz
SAP Tradeshift Web-Services REST API SOAP AWS Services EKS RDS SQS API Gateway S3 Docker Containers Ingress-Controllers PingID SSO Axway Managed File-Transfer & Data-Exchange JSON cXML UBL OAUTH SFTP CI-CD Terraform Vault Ansible Gitlab Jenkins Sonar
DB Schenker
Essen, Ruhr
6 years 2 months
2015-03 - 2021-04

Vodafone IOT - Integration & Solution Architect

Integration & Solution Architect 3G/4G Core Networks GGSN SMSC ...
Integration & Solution Architect

  • Integrated more than 50 IOT Projects to Vodafone Group Data-Center
  • Delivered more than 20+ Integration and Design Documents for Vodafone IOT Projects
  • Performed Functional & Non-Functional Requirement Analysis of M2M/IOT projects
  • Advised Project Teams to comply Vodafone Integration and Security Standards.
  • Developed CI/CD & DevOps pipeline for multiple Cloud Projects
  • Managed Security & Connectivity of AWS Cloud Projects & Traditional Data Center deployments
  • Design & Build IOT AAA-Revamp Project ( Cisco & Affirmed GGSNs, Diameter )
  • Design & Build IOT Provisioning Re-Architecture Environments ( CGI Provisioning GW)
  • Design & Build IOT Online Charging System Environments (Openet ECS)
  • Design & Build M2M/IOT API-HUB Environments ( APIGEE )
  • Design & Build M2M Wholesale Billing ( Amdocs APRM, HA-Clusters )
  • Design & Build M2M Wholesale Mediation (CDR, DigitalRoute MediationZone, HA-Clusters)
  • Design & Build M2M/IOT B2B and B2C Portal environments (Huawei OCS & Oracle Content Manager)
  • Design & Build M2M MAPS ( M2M Accounting for Partners) and DWH ( CDR, & OBIEE, Exadata, BRM, OCOMC)
  • Design & Build M2M Workflow-Tool Environments (Symbox )
  • Design & Build M2M Identity Management/SSO solution using WSO2 ( WSO2)

Enterprise Architect Atlassian JIRA Atlassian Confluence MS Visio OpenView Prometheus Grafana AWS Kafka Centreon HP Quality Center Apigee Oracle BI EE Sparx EA Jira Confluence MS Office TAM 3GPP PCI-DSS LeanIX TOGAF Scrum Prince2 ISO 27001 BSI Grundschutz SOX
3G/4G Core Networks GGSN SMSC MQTT AMQP eCall LPWA eUICC P2P-SMS Narrow-Band IOT Device Management AWS IAM EKS Kafka EC2 S3 RDS Route53 Load-Balancers Direct-Connect VPC TGV VPN ELB Terraform Helm Gitlab Jenkins Sonar Github Apache HTTPD Reverse-Proxies HAProxy NGINX Web-Application Firewalls OpenLDAP LDAP SAML SSO HP Openview Prometheus Grafana Cloudwatch Centreon Oracle ESB JMS Microservices ActiveMQ. RabbitMQ Veritas Clusters Geo-Resilience & Redundancy Redhat Linux Solaris 10/11 Oracle Linux Oracle Weblogic Fusion 11g/12g ESB Oracle Oracle RAC Oracle-Exadata PostgreSQL MySQL Cassandra VoltDB DWH
Düsseldorf
2 years 4 months
2017-10 - 2020-01

Unitymedia - Senior Consultant ( Mediation Application Development/Operation )

Senior Consultant / Expert DigitalRoute MediationZone Cartesian Ascertain Usage-Monitor Perl ...
Senior Consultant / Expert

  • Requirement Analysis of Core-Mediation Projects for Fixed/VoIP and Mobile Customers.
  • Documenting Technical Specification for Use-Cases and Product Development.
  • Mediation Workflow Development using Digital Route MediationZone APL.
  • Software development of business-critical finance & business-intelligence reports for billing
  • Implementation and Supervision of Operational & User Acceptance Tests
  • Implementation and maintenance of 7x24 Monitoring of services

Visio Jira Confluence MS Office SQL Developer. DB Visualizer TAM TOGAF ISO 27001 BSI Grundschutz SOX
DigitalRoute MediationZone Cartesian Ascertain Usage-Monitor Perl Python Shell ( Bash/KSH ) PL/SQL APL ETL Web Services JSON CSV Nortel AMA XML Integration RHEL Linux Oracle DB 12g Icinga Nagios check_mk Apache HTTPD Tomcat DWH Nokia HIQ Nortel CS2K Voiceworks SIPWISE Telefonica
Cologne
1 year 9 months
2014-07 - 2016-03

KPN Group - BASE Company -IT Infrastructure Architect

IT Infrastructure Architect Oracle/Sun HP & Dell-Servers VMWare ESXi Fiber-Channel ...
IT Infrastructure Architect

  • Leading the Infrastructure roadmap working closely with IT/Development project managers,
  • Coordinate Tasks with Infrastructure delivery managers and managed service partners
  • Represent IT Infrastructure Team in Enterprise Architecture forum (led by CTO)
  • Leading IT Infrastructure Capacity Board meetings and approved required changes
  • Manage technical vendor relations to introduce new IT infrastructure elements (IBM, HP, EMC, Huawei)
  • Manage all infrastructure related costs, provide technical presentations to senior management
  • Document several RFQ/RFP of IT Infrastructure domain for Business Projects.
  • Led Block/file-based SAN and Migration project using HP & Brocade Products
  • Led HP Openview migration project
  • Led Oracle Exadata and Big Data Appliance (BDA) implementation for Datawarehouse Projects
  • Led Next Generation Billing Program to deliver Infrastructure requirements

Oracle HP Storageworks XP HDS USPV Fibre Channel Brocade DCX NAS NetApp BSCS HLR STP IN CRM GGSN SGSN TAM 3GPP TOGAF Scrum Prince2 ISO 27001
Oracle/Sun HP & Dell-Servers VMWare ESXi Fiber-Channel ISCSI NAS Brocade Netapp Hitachi HP P9500 Oracle DB 12g Oracle RAC Oracle Exadata Bigdata DWH Solaris 10/11 RHEL Linux HP-UX WebLogic JBOSS Tomcat Apache Tibco HP Openview SAP Interfaces Ericsson BSCS - CBiO CRM 2G/3G/LTE IN STP HLR Provisioning LDAP MSC GGSN SGSN SMSC Mediation Visio Sparx EA Jira Confluence MS Office
Belgium
2 years 4 months
2012-03 - 2014-06

ATOS - Telco Solution Architect

Telco Solution Architect Office Tools Remedy Visio ...
Telco Solution Architect
Generic Responsibilities
  • Strategic development of End-to-End Solutions for international & national Telco Operators
  • Support Bid-Management to design effective solutions and provide expertise for EAI and BSS/OSS applications


Assignments/Projects/Achievements

  • Coordinated Huawei NGBSS Platform related integration tasks with existing legacy surrounding systems.
  • Designing and producing training concept and materials for Huawei NGBSS Solution
  • Implementation of TAM/eTOM Business Services Monitoring for Huawei NGBSS and Legacy Applications
  • Delivered Problem Management process for Huawei NGBSS Operations executed in Dusseldorf & India.
  • Led gate-process for the replacement of Trouble-Ticket (Incident Management) systems with IBM ClearQuest
  • Led the gate-process for the Privileged Identity Management ( ?2.5M TCV ) Project of E-Plus for 1600 Servers
  • Achieved ?100K savings per month for Continuous Improvement - BP Account

CBP BMP Mediation PRM Ericsson/LHS BSCS Applications Huawei NGBSS Suite OCS i2000 Tibco EAI Oracle WebLogic IBM Websphere IBM ClearQuest Tomcat JBOSS DWH SAP Solaris Virtual-Machines Linux Windows Systems BPEL SOA XML XSLT SOAP
Office Tools Remedy Visio Cygwin/X TAM 3GPP TOGAF Lean Agile Prince2 ISO 27001 BSI Grundschutz SOX
ATOS
10 months
2011-06 - 2012-03

Huawei - Technical Architect

Leading Technical Architect Office Tools Visio SVN ...
Leading Technical Architect
Generic Responsibilities
  • Responsible to design Technical Architecture of Next Generation BSS solution of Huawei Software at E-PLUS using IBM, Huawei and Cisco Server, Storage and Network Products
  • Responsible to collect and deliver non-functional requirements and provide base agreements for Technical design.


Achievements:

  • On-time delivery of PoC environment IBM AIX Hosts, PowerHA Clusters, Linux , Storage and Network Elements.
  • Managed several Workshops with customer to collect requirements to signoff for Technical Design
  • On-time delivery of high-level blueprints and detail design documents for project acceptance
  • Launched HP-Quality Center for requirement and application lifecycle management.
  • Successfully documented and formulated Service Level Agreements & ITIL Processes between Huawei and E-Plus

Brocade Directors IBM DS8700 & Huawei Storage-Arrays IBM AIX LPAR PowerHA VMware Suse RHEL Linux Windows Systems BPEL BPMN SOAP XML Tibco EAI SOA Oracle WebLogic IBM Websphere Tomcat JBOSS Huawei NGBSS Suite OCS CBP BMP Mediation PRM i2000
Office Tools Visio SVN GIT HP ALM HP Quality-Center Cygwin/X Putty TAM 3GPP Prince2 ISO 27001 BSI Grundschutz SOX Data-Center Design Cabling Energy & HVAC Oracle DB PLSQL Oracle RAC ETL Checkpoint Firewalls IDS Anti-Virus Systems Web-Application Firewalls Reverse Proxy Fiber-Channel iSCSI CIFS NFS SAMBA WEB DNS SFTP SNMP LDAP DHCP WAN & LAN
Huawei (DE)
4 months
2011-02 - 2011-05

Class-Consulting on Behalf of T-Systems

Senior Management Consultant J2EE / Java IBM Websphere IBM Portal Server ...
Senior Management Consultant
  • Management of Web Based CRM & Middleware Systems ( Installation / Configuration)
  • Develop / Deployment of Private Certificate Authority ( CA ) for non-production environments 
Office Tools Remedy SFTP SSH SVN Cygwin/X Putty
J2EE / Java IBM Websphere IBM Portal Server Oracle IAS Oracle SOA Sun Directory Server Solaris 10 IBM AIX 5.3 and IBM AIX 6.1 SLES 10 IBM DB2 9.5 & 9.7 Oracle DB 10gR2 11gR2
Class-Consulting GmbH (DE)
4 years
2007-03 - 2011-02

Orga Systems - Solution Consultant

Solution Consultant Orga OPSC Gold OPSC Prepaid SCP ...
Solution Consultant
Generic Responsibilities:
  • Provide Solution Design, Technical Analysis and Feasibility Study to the customers for high-volume projects.
  • Design and prepare Bill-Of-Materials for Mission Critical IT Solutions for GSM Operators using partner offerings (IBM, HP, Oracle, Sun Microsystems, Redhat) 


Assignments/Projects/Achievements:

  • Assigned several onsite tasks in Ukraine, Kazakhstan, Chile & Greece to provide consultancy.
  • Technical Team Lead of Disaster Recovery Project of all BSS/OSS applications of ASTELIT, Ukraine
  • Developed Real-Time Monitoring System for Billing and Charging Applications
  • Developed Statistics Portal of B/OSS products running on Customer Systems ? Business Intelligence
  • Developed In-House Project and Task Management Portal using

Office Tools Vim Sparx EA Visio Editplus SSH SFTP Lotus E-Mail TORA Cygwin/X XMing Putty TAM TOGAF ITIL 3GPP Prince2 SOX ISO 27001
Orga OPSC Gold OPSC Prepaid SCP MCP and NGCP Products Orga IMDB MySQL MSSQL Oracle DB Oracle RAC ETL SQL/PLSQL C/C++ Shell ( Bash ) Python Perl PHP JavaScript HTML CSS Business-Intelligence CICD Hudson Jenkins Makefile perforce IN SS7 SIGTRAN 3GPP OCS CAMEL STP Sun/Oracle Solaris IBM AIX HP-UX Linux Veritas Clusters JBOSS Apache HTTPD RRDTool MRTG
Orga-Systems GmbH (DE)
Paderborn
3 years
2004-03 - 2007-02

Turkcell - System / IT Administrator

System & IT Services Administrator Vignette CMS BEA WebLogic Tibco ActiveEnterprise ...
System & IT Services Administrator
Generic Responsibilities:
  • Led as Single Point of Contact for the Middleware and Java Applications in BSS CRM/EAI Domain.
  • Design/Build/Manage 70+ High-End mission critical, Geo-Resilient Solaris, Linux & Oracle Clusters


Assignments/Projects/Achievements:

  • Migrated/Optimized Tibco EAI Applications and succeeded to reduce service desk tickets by %50
  • As Technical Expert, led Service Delivery Platform (SDPA) and Unified Customer Management (UCMA) Projects
  • Defined requirements and evaluate solutions for Service Orchestration & Monitoring projects
  • Implemented Business Service Monitoring using HP-Openview for CRM/EAI Applications
  • Consolidated Web applications and running hardware to save around ~300K Euro per year.
  • Lectured Unix System Administration courses to 200 Juniors by saving ~500K Euros
  • Migrated Vignette CMS application of Turkcell ( Official Web Portal ) without any downtime.
  • Developed Automation tools, Inventory, Performance Management and Reporting/Business Intelligence Portal

Office Tools Vim Editplus Ultraedit Visio JDeveloper TOAD C/C++ Java Perl PHP Shell Bash/KSH Exceed Secure-SSH Putty TAM TOGAF ITIL Prince2 SOX ISO 27001
Vignette CMS BEA WebLogic Tibco ActiveEnterprise Tomcat Oracle IAS IBM Websphere Oracle SOA Suite Solaris Redhat Slackware HW & Software Load-Balancers High-Available Cluster Sun-Cluster Veritas Clusters Apache HTTPD Oracle DBs MySQL Oracle RAC MRTG RRDTool IBM Rational ClearCase SVN Junit JMeter Makefile PHPUnit BPEL BPMN SOAP XML XSLT JavaScript HTML CSS UML SQL PLSQL ETL Siebel LHS BSCS Ericsson SDP
TURKCELL ( TR/Istanbul)
11 months
2003-05 - 2004-03

Euro-Tekfenbank - Manager

Manager of IT Adabas Natural IBM Mainframe ...
Manager of IT
Generic Responsibilities
  • Responsible for Banking IT Infrastructure reporting to the CIO
  • Project Manager working in multiple IP Networks and Security projects


Assignments/Projects/Achievements

  • Technical leading of IBM Mainframe migration to Sun Solaris by using Sunfire 12K High-End Cluster
  • Implemented mission-critical banking services for automation, reporting and printing on edge branches.
  • On-Time Delivery of central backup system using VERITAS NetBackup and reduced of manual workload by %70.
  • As Project Manager and E2E Architect, on-time/budget delivery of Disaster Recovery Center in Izmir, Turkey
  • As Project Manager and E2E Architect, on-time/budget execution of Data-Center relocation project
  • As Project Manager and E2E Architect, completion of RFQ/RFO/RFP Process of Internet Banking Project

Adabas Natural IBM Mainframe SunFire-12K Solaris Servers EMC Symmetrix Storage Servers Veritas Net-Backup HP SAN Switches and Tape-Libraries Checkpoint Firewall & Real Secure IDS Systems RHEL Linux Apache-HTTPD MRTG RRDTool Shell ( Bash / KSH ) Perl & PHP ETL SQL Office-Tools Visio XMing Exceed Putty SecureSSH ITIL Prince2 ISO 27001
Euro-Tekfenbank
Istanbul
2 years 2 months
2001-04 - 2003-05

Turk-Telekom Mobile ( formerly Aria/Avea )

Senior UNIX Administrator Compaq Tru64 SCO Sun Solaris and Linux (Redhat) Servers ...
Senior UNIX Administrator
Generic Responsibilities
  • Management of High-End Unix/Linux Systems (hosting all BSS/OSS applications)
  • Management of Storage-Area-Network ( SAN ) all Compute Clusters using EMC Symmetrix Product Suite.
  • Management of Data Center Security Infrastructure


Assignments/Projects/Achievements

  • Successful delivery of backup infrastructure using EMC EDM and Legato Network Backup.
  • On-time delivery of high available clusters to serve GSM BSS Services using Linux/Sun/Compaq Tru64 Clusters
  • Migrated several Mission Critical Applications from Sun Solaris/Compaq True64 to Redhat Linux using x86
  • Implementation of System & Network/Firewall security, PKI & SSO Projects, RBAC & Policy Management
  • Developed In-House Inventory Management Software and System & Application Monitoring Tool
  • Integration of the SMS Notification Toolkit for the emergency messages generated by HP-Openview

Compaq Tru64 SCO Sun Solaris and Linux (Redhat) Servers Ericsson BGW SOG LHS BSCS Orga OPSC IN SS7 X25 Networks EMC Symmetrix Storage Servers EMC Data Manager Legato Networker SAN Switches and Tape-Libraries Cisco Routers & LAN Switches Access Servers Veritas Cluster Compaq Cluster SSH PKI Cisco CheckPoint Firewall & RealSecure IDS Systems SAP Servers Apache-HTTPD MySQL Oracle DB Shell ( Bash / KSH ) Perl & PHP Office-Tools Visio XMing Exceed Secure-SSH Putty
Turk-Telekom Mobile ( formerly Aria/Avea )
Istanbul
1 year
2000-04 - 2001-03

Vodafone ( formerly Rumeli Telekom )

Chief of System Support Team Sun Solaris Linux Redhat ...
Chief of System Support Team
Generic Responsibilities
  • Project Lead of all Internet Services (Co-location, Web-Hosting, Web, Mail, FTP, DNS, Dial-Up, DSL, VoIP)
  • Line Management (8 FTE) of System Support Group reporting directly to CTO
  • Review status reports prepared by group personnel and modify schedules and plans to achieve targets


Assignments/Projects/Achievements

  • Delivery of Qmail based Mail Infrastructure around 1Million subscriber resulted with 2M USD cost saving
  • Led the development of Webmail Service for 1Million Subscriber using Open-Source Software
  • Implemented Centralized Network Backup Infrastructure ( with policies ) by using VERITAS NetBackup.
  • Established new branch of ISP in Cyprus for Dial-Up Internet & VoIP Services
  • Built and managed the infrastructure for broadcasting of several TV and Radio channels with Real-Audio over IP

Sun Solaris Linux Redhat Slackware Windows Servers Qmail SMTP Vpopmail Courier-IMAP SFTP FTP Bind DNS Sendmail SMTP IRC Web Checkpoint Firewall ipchains Dial-Up Leased-Line DSL Cisco Routers & AS Servers Veritas NetBackup Veritas Cluster Radio / TV Broadcast with Real-Audio Apache HTTPD PHP MySQL HTML CSS JavaScript C/C++. Java Shell Perl Office Tools. SSH VIM Visio E-Mail Exceed Secure-SSH Putty
Vodafone ( formerly Rumeli Telekom )
Istanbul

Aus- und Weiterbildung

Aus- und Weiterbildung

3 years 9 months
2003-01 - 2006-09

Computer Science

Master of Science, Isik University, Istanbul
Master of Science
Isik University, Istanbul
5 years 7 months
1994-08 - 2000-02

Electrics & Electronics Engineering

Bachelor of Science, Eastern Mediterranean University, Cyprus
Bachelor of Science
Eastern Mediterranean University, Cyprus

Position

Position

Senior Architect

  • Proficient in System integration, solution design and development for Telecom / IoT & Digitalization projects.
  • Design & development of E2E Software solutions including custom development and Integration.
  • Expert in Cloud & On-Prem Infrastructure management, including private/public cloud, virtualization and data center migration
  • Worked multiple cloud migration projects to transform data-centers into cost-effective, scalable cloud infrastructures.
  • Led the design, architecture, delivery and deployment of resilient, secure, and scalable IT infrastructures
  • Comprehensive experience in producing high-quality technical documentation and user guides for cross-functional teams.
  • Designed & Managed multi-region E2E IT Infrastructure Solutions and Data-Centers to ensure business KPIs are fulfilled.
  • Developed robust business continuity plans to ensure business operations could continue with minimal disruption.
  • In-depth experience in network security architectures, implementing security protocols.
  • Integrated DevOps practices across IT teams, implementing Infrastructure-as-Code, CI/CD pipelines and automation


Project Lead

  • Full lifecycle management of IT projects, including scope definition, development and project governance
  • Project planning, risk management, stakeholder engagement, and team leadership.
  • Managed global, cross-functional teams (engineers, developers, analysts) at onshore/offshore resources.
  • Providing guidance on technology roadmaps to Senior Management, aligning infrastructure strategies with business goals

Kompetenzen

Kompetenzen

Top-Skills

IT-Architekt Solution Architect IT-Betrieb Scrum Product Owner Middleware Oracle Linux IT-Infrastruktur RDBMS Container Kubernetes Docker Telekommunikation GSM 5G-Core Python Perl Unix C/C++ DevOps CI/CD

Produkte / Standards / Erfahrungen / Methoden

Telecommunications
Experte
Infrastructure
Experte
Software Development
Experte
System Integration
Experte
IT Professional with 25+ years of extensive experience in designing, implementing, and leading complex solutions across large-scale enterprise customers. Proven expertise in application & infrastructure architecture, systems integration, and driving end-to-end delivery of projects of global enterprise customers. Experience working for both customer and vendor organizations to provide solutions that address operational and business requirements.




Branchen

Branchen

Telecommunications ( 20 Years )

Sports/Fashion ( 3 Years )

Transport ( 1 Year )

Internet/E-Commerce ( 7 Years )

Finance ( 1 Year )


Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 3 months
2023-10 - now

Robiotic GmbH - Tecnical Manager

Product Owner / Solution Architect Internet of Things Kubernetes Azure ...
Product Owner / Solution Architect
  • Leading Technical Teams and development of IOT Solutions
  • Providing cost & efforts and delivery timeline to Senior Management for Customer Bidding.
  • Responsible to manage Sprint, Backlog and Release Planning.
  • Management of Cloud Infrastructure & IoT Services deployed on Azure Cloud
  • Providing consultancy & technical solutions for prospected Customers

Azure Public Cloud Azure IOT Hub Thingsboard IOT Auth0 REST APIs Web Services Postman Swagger Terraform Docker CI-CD Office365 Jira Confluence Bitbucket Git PyCharm Vim Shell Kafka Visio DrawIO Agile Scrum
Internet of Things Kubernetes Azure Python Docker MS SQL Server PostgreSQL Terraform Postman
Robiotic GmbH
Paderborn
1 year 1 month
2023-12 - 2024-12

1&1 Mobilfunk - Technical Project Manager

Technical PM / Project Lead 5G BSS/OSS Mediation ...
Technical PM / Project Lead
  • Supporting Senior Management for multiple projects with technical expertise in BSS applications & Core Network
  • Coordination of Regulatory & Device Testing Activities
  • Analysis and assessment of requirements and solutions for 5G Mobile Communications
  • Coordination of Internal/External Stakeholders for multiple projects
OpenRAN 4G/5G IMS Core OSS Interconnect Mavenir Charging Mediation Provisioning Packet-Core Visio Jira Confluence Office365 : ITIL Agile Scrum eTOM TAM 3GPP ISO 27001 BSI Grundschut
5G BSS/OSS Mediation Charging Project Management OpenRAN OpenAPI Python Pandas REST
1& 1 Mobilfunk GmbH
Düsseldorf
2 years 9 months
2021-11 - 2024-07

Adidas - Senior Consultant ( AWS / Python / Pandas / Kubernetes )

Senior Consultant ( DevOps / Cloud ) Python Pandas NumPy ...
Senior Consultant ( DevOps / Cloud )
  • Responsible to design/develop/build/deploy applications for Material-Scope
  • Requirement Analysis and Feasibility for Digital Library API Solution & Surrounding elements
  • Delivered Technical Artifacts for Digital Library API using AWS Serverless Computing elements
  • Delivered Swagger API & UML Application/Sequence Diagrams for Digital Library API
Office365 Jira Confluence Bitbucket Git PyCharm Vim Shell Scrum LeanIX ITIL Agile
Python Pandas NumPy Rest API Flask FastAPI Json YAML XML UML ERD BPMN Sharepoint Smartsheet Web Services Visio Gliffy DrawIO OpenAPI Swagger Elasticsearch Logstash Kibana Docker Jenkins Kubernetes AWS Kong Harbor Fortanix KMS IAM OAUTH
Herzogenaurach
8 months
2022-12 - 2023-07

Rakuten Symphony - PM/Solution Architect - 1&1 Mobilfunk 5G Project

E2E Architect / Technical PM OpenRAN 4G/5G IMS ...
E2E Architect / Technical PM
  • Leading Integration ( build, deploy, launch ) of Geo-Redundancy Solution of BSS Domain
  • Requirement Analysis and Solution Design for Online Charging/Mediation related Projects
  • Designed File-Exchange-Utility for multiple mission-critical use-cases (MNP/PAI-Validation/Billing )
  • Leading redesign of Re-Rating Solution of Mavenir Charging System
Visio Jira Confluence Office365 ITIL Agile Scrum eTOM TAM 3GPP ISO 27001 BSI Grundschutz
OpenRAN 4G/5G IMS Core OSS Interconnect Mavenir Charging Mediation Provisioning Accenture Service Order Management & Inventory Management WSO2 API Gateway REST SOAP SFTP Apache NIFI Keycloak Data-Lake Kafka Spark ElasticSearch Kibana Grafana Prometheus Logstash Mavenir 5G Packet-Core USSD GW Entitlement-Server Thales OTA DMC SMDP+ Products Dell Intel Servers Robin.IO Kubernetes Virtual Machines Cisco ACI MinIO Yugabyte
Rakuten Symphony
Düsseldorf
6 months
2021-11 - 2022-04

Cyber-Solutions GmbH - Senior Consultant ( AWS Cloud/eCommerce )

Senior Consultant ( DevOps / Cloud ) Fargate SQS SNS ...
Senior Consultant ( DevOps / Cloud )
  • Day-to-Day Operations for AWS cloud infrastructure solutions
  • Implementation of the system architecture and operating environment
  • Technical coordination of environment management
  • Development and maintenance of CI/CD tools and AWS Lambda Functions
ITIL Agile Scrum ISO 27001 BSI Grundschutz
Fargate SQS SNS S3 Cloudwatch IAM EC2 ELB AWS Cloud Services AWS Lambda Python NodeJS Shell Terraform Ansible Groovy Maven Adobe AEM Apache HTTPD Docker Varnish Akamai Dynatrace OpsGenie Elasticsearch Logstash Kibana Fluentd Filebeat Visio DrawIO Jira Confluence Office365 Bitbucket Artifactory Jenkins
Munich
10 months
2021-03 - 2021-12

DB Schenker - IT Solution Architect ( AWS / Cloud Native Application / Tradeshift )

IT Solution Architect SAP Tradeshift Web-Services ...
IT Solution Architect
  • Delivered Solution Design ( HLD ) for Global Account Payable Automation Project using Tradeshift.
  • Delivered detailed Business & Technical Specifications and Use-Case Diagrams
  • Performed feasibility & analysis of Business & Non-Functional Requirements (BRS/NFR).
  • Documenting Use-Cases  & Epics & Stories for Product Backlog
  • Led Off-Shore  Team to build Secure Web Services & RESTful APIs using Java SpringBoot
  • Led technical solution design for SSO & File-Transfer Integration
Visio DrawIO Jira Confluence Miro Office365 Asana TOGAF Agile Scrum ISO 27001 BSI Grundschutz
SAP Tradeshift Web-Services REST API SOAP AWS Services EKS RDS SQS API Gateway S3 Docker Containers Ingress-Controllers PingID SSO Axway Managed File-Transfer & Data-Exchange JSON cXML UBL OAUTH SFTP CI-CD Terraform Vault Ansible Gitlab Jenkins Sonar
DB Schenker
Essen, Ruhr
6 years 2 months
2015-03 - 2021-04

Vodafone IOT - Integration & Solution Architect

Integration & Solution Architect 3G/4G Core Networks GGSN SMSC ...
Integration & Solution Architect

  • Integrated more than 50 IOT Projects to Vodafone Group Data-Center
  • Delivered more than 20+ Integration and Design Documents for Vodafone IOT Projects
  • Performed Functional & Non-Functional Requirement Analysis of M2M/IOT projects
  • Advised Project Teams to comply Vodafone Integration and Security Standards.
  • Developed CI/CD & DevOps pipeline for multiple Cloud Projects
  • Managed Security & Connectivity of AWS Cloud Projects & Traditional Data Center deployments
  • Design & Build IOT AAA-Revamp Project ( Cisco & Affirmed GGSNs, Diameter )
  • Design & Build IOT Provisioning Re-Architecture Environments ( CGI Provisioning GW)
  • Design & Build IOT Online Charging System Environments (Openet ECS)
  • Design & Build M2M/IOT API-HUB Environments ( APIGEE )
  • Design & Build M2M Wholesale Billing ( Amdocs APRM, HA-Clusters )
  • Design & Build M2M Wholesale Mediation (CDR, DigitalRoute MediationZone, HA-Clusters)
  • Design & Build M2M/IOT B2B and B2C Portal environments (Huawei OCS & Oracle Content Manager)
  • Design & Build M2M MAPS ( M2M Accounting for Partners) and DWH ( CDR, & OBIEE, Exadata, BRM, OCOMC)
  • Design & Build M2M Workflow-Tool Environments (Symbox )
  • Design & Build M2M Identity Management/SSO solution using WSO2 ( WSO2)

Enterprise Architect Atlassian JIRA Atlassian Confluence MS Visio OpenView Prometheus Grafana AWS Kafka Centreon HP Quality Center Apigee Oracle BI EE Sparx EA Jira Confluence MS Office TAM 3GPP PCI-DSS LeanIX TOGAF Scrum Prince2 ISO 27001 BSI Grundschutz SOX
3G/4G Core Networks GGSN SMSC MQTT AMQP eCall LPWA eUICC P2P-SMS Narrow-Band IOT Device Management AWS IAM EKS Kafka EC2 S3 RDS Route53 Load-Balancers Direct-Connect VPC TGV VPN ELB Terraform Helm Gitlab Jenkins Sonar Github Apache HTTPD Reverse-Proxies HAProxy NGINX Web-Application Firewalls OpenLDAP LDAP SAML SSO HP Openview Prometheus Grafana Cloudwatch Centreon Oracle ESB JMS Microservices ActiveMQ. RabbitMQ Veritas Clusters Geo-Resilience & Redundancy Redhat Linux Solaris 10/11 Oracle Linux Oracle Weblogic Fusion 11g/12g ESB Oracle Oracle RAC Oracle-Exadata PostgreSQL MySQL Cassandra VoltDB DWH
Düsseldorf
2 years 4 months
2017-10 - 2020-01

Unitymedia - Senior Consultant ( Mediation Application Development/Operation )

Senior Consultant / Expert DigitalRoute MediationZone Cartesian Ascertain Usage-Monitor Perl ...
Senior Consultant / Expert

  • Requirement Analysis of Core-Mediation Projects for Fixed/VoIP and Mobile Customers.
  • Documenting Technical Specification for Use-Cases and Product Development.
  • Mediation Workflow Development using Digital Route MediationZone APL.
  • Software development of business-critical finance & business-intelligence reports for billing
  • Implementation and Supervision of Operational & User Acceptance Tests
  • Implementation and maintenance of 7x24 Monitoring of services

Visio Jira Confluence MS Office SQL Developer. DB Visualizer TAM TOGAF ISO 27001 BSI Grundschutz SOX
DigitalRoute MediationZone Cartesian Ascertain Usage-Monitor Perl Python Shell ( Bash/KSH ) PL/SQL APL ETL Web Services JSON CSV Nortel AMA XML Integration RHEL Linux Oracle DB 12g Icinga Nagios check_mk Apache HTTPD Tomcat DWH Nokia HIQ Nortel CS2K Voiceworks SIPWISE Telefonica
Cologne
1 year 9 months
2014-07 - 2016-03

KPN Group - BASE Company -IT Infrastructure Architect

IT Infrastructure Architect Oracle/Sun HP & Dell-Servers VMWare ESXi Fiber-Channel ...
IT Infrastructure Architect

  • Leading the Infrastructure roadmap working closely with IT/Development project managers,
  • Coordinate Tasks with Infrastructure delivery managers and managed service partners
  • Represent IT Infrastructure Team in Enterprise Architecture forum (led by CTO)
  • Leading IT Infrastructure Capacity Board meetings and approved required changes
  • Manage technical vendor relations to introduce new IT infrastructure elements (IBM, HP, EMC, Huawei)
  • Manage all infrastructure related costs, provide technical presentations to senior management
  • Document several RFQ/RFP of IT Infrastructure domain for Business Projects.
  • Led Block/file-based SAN and Migration project using HP & Brocade Products
  • Led HP Openview migration project
  • Led Oracle Exadata and Big Data Appliance (BDA) implementation for Datawarehouse Projects
  • Led Next Generation Billing Program to deliver Infrastructure requirements

Oracle HP Storageworks XP HDS USPV Fibre Channel Brocade DCX NAS NetApp BSCS HLR STP IN CRM GGSN SGSN TAM 3GPP TOGAF Scrum Prince2 ISO 27001
Oracle/Sun HP & Dell-Servers VMWare ESXi Fiber-Channel ISCSI NAS Brocade Netapp Hitachi HP P9500 Oracle DB 12g Oracle RAC Oracle Exadata Bigdata DWH Solaris 10/11 RHEL Linux HP-UX WebLogic JBOSS Tomcat Apache Tibco HP Openview SAP Interfaces Ericsson BSCS - CBiO CRM 2G/3G/LTE IN STP HLR Provisioning LDAP MSC GGSN SGSN SMSC Mediation Visio Sparx EA Jira Confluence MS Office
Belgium
2 years 4 months
2012-03 - 2014-06

ATOS - Telco Solution Architect

Telco Solution Architect Office Tools Remedy Visio ...
Telco Solution Architect
Generic Responsibilities
  • Strategic development of End-to-End Solutions for international & national Telco Operators
  • Support Bid-Management to design effective solutions and provide expertise for EAI and BSS/OSS applications


Assignments/Projects/Achievements

  • Coordinated Huawei NGBSS Platform related integration tasks with existing legacy surrounding systems.
  • Designing and producing training concept and materials for Huawei NGBSS Solution
  • Implementation of TAM/eTOM Business Services Monitoring for Huawei NGBSS and Legacy Applications
  • Delivered Problem Management process for Huawei NGBSS Operations executed in Dusseldorf & India.
  • Led gate-process for the replacement of Trouble-Ticket (Incident Management) systems with IBM ClearQuest
  • Led the gate-process for the Privileged Identity Management ( ?2.5M TCV ) Project of E-Plus for 1600 Servers
  • Achieved ?100K savings per month for Continuous Improvement - BP Account

CBP BMP Mediation PRM Ericsson/LHS BSCS Applications Huawei NGBSS Suite OCS i2000 Tibco EAI Oracle WebLogic IBM Websphere IBM ClearQuest Tomcat JBOSS DWH SAP Solaris Virtual-Machines Linux Windows Systems BPEL SOA XML XSLT SOAP
Office Tools Remedy Visio Cygwin/X TAM 3GPP TOGAF Lean Agile Prince2 ISO 27001 BSI Grundschutz SOX
ATOS
10 months
2011-06 - 2012-03

Huawei - Technical Architect

Leading Technical Architect Office Tools Visio SVN ...
Leading Technical Architect
Generic Responsibilities
  • Responsible to design Technical Architecture of Next Generation BSS solution of Huawei Software at E-PLUS using IBM, Huawei and Cisco Server, Storage and Network Products
  • Responsible to collect and deliver non-functional requirements and provide base agreements for Technical design.


Achievements:

  • On-time delivery of PoC environment IBM AIX Hosts, PowerHA Clusters, Linux , Storage and Network Elements.
  • Managed several Workshops with customer to collect requirements to signoff for Technical Design
  • On-time delivery of high-level blueprints and detail design documents for project acceptance
  • Launched HP-Quality Center for requirement and application lifecycle management.
  • Successfully documented and formulated Service Level Agreements & ITIL Processes between Huawei and E-Plus

Brocade Directors IBM DS8700 & Huawei Storage-Arrays IBM AIX LPAR PowerHA VMware Suse RHEL Linux Windows Systems BPEL BPMN SOAP XML Tibco EAI SOA Oracle WebLogic IBM Websphere Tomcat JBOSS Huawei NGBSS Suite OCS CBP BMP Mediation PRM i2000
Office Tools Visio SVN GIT HP ALM HP Quality-Center Cygwin/X Putty TAM 3GPP Prince2 ISO 27001 BSI Grundschutz SOX Data-Center Design Cabling Energy & HVAC Oracle DB PLSQL Oracle RAC ETL Checkpoint Firewalls IDS Anti-Virus Systems Web-Application Firewalls Reverse Proxy Fiber-Channel iSCSI CIFS NFS SAMBA WEB DNS SFTP SNMP LDAP DHCP WAN & LAN
Huawei (DE)
4 months
2011-02 - 2011-05

Class-Consulting on Behalf of T-Systems

Senior Management Consultant J2EE / Java IBM Websphere IBM Portal Server ...
Senior Management Consultant
  • Management of Web Based CRM & Middleware Systems ( Installation / Configuration)
  • Develop / Deployment of Private Certificate Authority ( CA ) for non-production environments 
Office Tools Remedy SFTP SSH SVN Cygwin/X Putty
J2EE / Java IBM Websphere IBM Portal Server Oracle IAS Oracle SOA Sun Directory Server Solaris 10 IBM AIX 5.3 and IBM AIX 6.1 SLES 10 IBM DB2 9.5 & 9.7 Oracle DB 10gR2 11gR2
Class-Consulting GmbH (DE)
4 years
2007-03 - 2011-02

Orga Systems - Solution Consultant

Solution Consultant Orga OPSC Gold OPSC Prepaid SCP ...
Solution Consultant
Generic Responsibilities:
  • Provide Solution Design, Technical Analysis and Feasibility Study to the customers for high-volume projects.
  • Design and prepare Bill-Of-Materials for Mission Critical IT Solutions for GSM Operators using partner offerings (IBM, HP, Oracle, Sun Microsystems, Redhat) 


Assignments/Projects/Achievements:

  • Assigned several onsite tasks in Ukraine, Kazakhstan, Chile & Greece to provide consultancy.
  • Technical Team Lead of Disaster Recovery Project of all BSS/OSS applications of ASTELIT, Ukraine
  • Developed Real-Time Monitoring System for Billing and Charging Applications
  • Developed Statistics Portal of B/OSS products running on Customer Systems ? Business Intelligence
  • Developed In-House Project and Task Management Portal using

Office Tools Vim Sparx EA Visio Editplus SSH SFTP Lotus E-Mail TORA Cygwin/X XMing Putty TAM TOGAF ITIL 3GPP Prince2 SOX ISO 27001
Orga OPSC Gold OPSC Prepaid SCP MCP and NGCP Products Orga IMDB MySQL MSSQL Oracle DB Oracle RAC ETL SQL/PLSQL C/C++ Shell ( Bash ) Python Perl PHP JavaScript HTML CSS Business-Intelligence CICD Hudson Jenkins Makefile perforce IN SS7 SIGTRAN 3GPP OCS CAMEL STP Sun/Oracle Solaris IBM AIX HP-UX Linux Veritas Clusters JBOSS Apache HTTPD RRDTool MRTG
Orga-Systems GmbH (DE)
Paderborn
3 years
2004-03 - 2007-02

Turkcell - System / IT Administrator

System & IT Services Administrator Vignette CMS BEA WebLogic Tibco ActiveEnterprise ...
System & IT Services Administrator
Generic Responsibilities:
  • Led as Single Point of Contact for the Middleware and Java Applications in BSS CRM/EAI Domain.
  • Design/Build/Manage 70+ High-End mission critical, Geo-Resilient Solaris, Linux & Oracle Clusters


Assignments/Projects/Achievements:

  • Migrated/Optimized Tibco EAI Applications and succeeded to reduce service desk tickets by %50
  • As Technical Expert, led Service Delivery Platform (SDPA) and Unified Customer Management (UCMA) Projects
  • Defined requirements and evaluate solutions for Service Orchestration & Monitoring projects
  • Implemented Business Service Monitoring using HP-Openview for CRM/EAI Applications
  • Consolidated Web applications and running hardware to save around ~300K Euro per year.
  • Lectured Unix System Administration courses to 200 Juniors by saving ~500K Euros
  • Migrated Vignette CMS application of Turkcell ( Official Web Portal ) without any downtime.
  • Developed Automation tools, Inventory, Performance Management and Reporting/Business Intelligence Portal

Office Tools Vim Editplus Ultraedit Visio JDeveloper TOAD C/C++ Java Perl PHP Shell Bash/KSH Exceed Secure-SSH Putty TAM TOGAF ITIL Prince2 SOX ISO 27001
Vignette CMS BEA WebLogic Tibco ActiveEnterprise Tomcat Oracle IAS IBM Websphere Oracle SOA Suite Solaris Redhat Slackware HW & Software Load-Balancers High-Available Cluster Sun-Cluster Veritas Clusters Apache HTTPD Oracle DBs MySQL Oracle RAC MRTG RRDTool IBM Rational ClearCase SVN Junit JMeter Makefile PHPUnit BPEL BPMN SOAP XML XSLT JavaScript HTML CSS UML SQL PLSQL ETL Siebel LHS BSCS Ericsson SDP
TURKCELL ( TR/Istanbul)
11 months
2003-05 - 2004-03

Euro-Tekfenbank - Manager

Manager of IT Adabas Natural IBM Mainframe ...
Manager of IT
Generic Responsibilities
  • Responsible for Banking IT Infrastructure reporting to the CIO
  • Project Manager working in multiple IP Networks and Security projects


Assignments/Projects/Achievements

  • Technical leading of IBM Mainframe migration to Sun Solaris by using Sunfire 12K High-End Cluster
  • Implemented mission-critical banking services for automation, reporting and printing on edge branches.
  • On-Time Delivery of central backup system using VERITAS NetBackup and reduced of manual workload by %70.
  • As Project Manager and E2E Architect, on-time/budget delivery of Disaster Recovery Center in Izmir, Turkey
  • As Project Manager and E2E Architect, on-time/budget execution of Data-Center relocation project
  • As Project Manager and E2E Architect, completion of RFQ/RFO/RFP Process of Internet Banking Project

Adabas Natural IBM Mainframe SunFire-12K Solaris Servers EMC Symmetrix Storage Servers Veritas Net-Backup HP SAN Switches and Tape-Libraries Checkpoint Firewall & Real Secure IDS Systems RHEL Linux Apache-HTTPD MRTG RRDTool Shell ( Bash / KSH ) Perl & PHP ETL SQL Office-Tools Visio XMing Exceed Putty SecureSSH ITIL Prince2 ISO 27001
Euro-Tekfenbank
Istanbul
2 years 2 months
2001-04 - 2003-05

Turk-Telekom Mobile ( formerly Aria/Avea )

Senior UNIX Administrator Compaq Tru64 SCO Sun Solaris and Linux (Redhat) Servers ...
Senior UNIX Administrator
Generic Responsibilities
  • Management of High-End Unix/Linux Systems (hosting all BSS/OSS applications)
  • Management of Storage-Area-Network ( SAN ) all Compute Clusters using EMC Symmetrix Product Suite.
  • Management of Data Center Security Infrastructure


Assignments/Projects/Achievements

  • Successful delivery of backup infrastructure using EMC EDM and Legato Network Backup.
  • On-time delivery of high available clusters to serve GSM BSS Services using Linux/Sun/Compaq Tru64 Clusters
  • Migrated several Mission Critical Applications from Sun Solaris/Compaq True64 to Redhat Linux using x86
  • Implementation of System & Network/Firewall security, PKI & SSO Projects, RBAC & Policy Management
  • Developed In-House Inventory Management Software and System & Application Monitoring Tool
  • Integration of the SMS Notification Toolkit for the emergency messages generated by HP-Openview

Compaq Tru64 SCO Sun Solaris and Linux (Redhat) Servers Ericsson BGW SOG LHS BSCS Orga OPSC IN SS7 X25 Networks EMC Symmetrix Storage Servers EMC Data Manager Legato Networker SAN Switches and Tape-Libraries Cisco Routers & LAN Switches Access Servers Veritas Cluster Compaq Cluster SSH PKI Cisco CheckPoint Firewall & RealSecure IDS Systems SAP Servers Apache-HTTPD MySQL Oracle DB Shell ( Bash / KSH ) Perl & PHP Office-Tools Visio XMing Exceed Secure-SSH Putty
Turk-Telekom Mobile ( formerly Aria/Avea )
Istanbul
1 year
2000-04 - 2001-03

Vodafone ( formerly Rumeli Telekom )

Chief of System Support Team Sun Solaris Linux Redhat ...
Chief of System Support Team
Generic Responsibilities
  • Project Lead of all Internet Services (Co-location, Web-Hosting, Web, Mail, FTP, DNS, Dial-Up, DSL, VoIP)
  • Line Management (8 FTE) of System Support Group reporting directly to CTO
  • Review status reports prepared by group personnel and modify schedules and plans to achieve targets


Assignments/Projects/Achievements

  • Delivery of Qmail based Mail Infrastructure around 1Million subscriber resulted with 2M USD cost saving
  • Led the development of Webmail Service for 1Million Subscriber using Open-Source Software
  • Implemented Centralized Network Backup Infrastructure ( with policies ) by using VERITAS NetBackup.
  • Established new branch of ISP in Cyprus for Dial-Up Internet & VoIP Services
  • Built and managed the infrastructure for broadcasting of several TV and Radio channels with Real-Audio over IP

Sun Solaris Linux Redhat Slackware Windows Servers Qmail SMTP Vpopmail Courier-IMAP SFTP FTP Bind DNS Sendmail SMTP IRC Web Checkpoint Firewall ipchains Dial-Up Leased-Line DSL Cisco Routers & AS Servers Veritas NetBackup Veritas Cluster Radio / TV Broadcast with Real-Audio Apache HTTPD PHP MySQL HTML CSS JavaScript C/C++. Java Shell Perl Office Tools. SSH VIM Visio E-Mail Exceed Secure-SSH Putty
Vodafone ( formerly Rumeli Telekom )
Istanbul

Aus- und Weiterbildung

Aus- und Weiterbildung

3 years 9 months
2003-01 - 2006-09

Computer Science

Master of Science, Isik University, Istanbul
Master of Science
Isik University, Istanbul
5 years 7 months
1994-08 - 2000-02

Electrics & Electronics Engineering

Bachelor of Science, Eastern Mediterranean University, Cyprus
Bachelor of Science
Eastern Mediterranean University, Cyprus

Position

Position

Senior Architect

  • Proficient in System integration, solution design and development for Telecom / IoT & Digitalization projects.
  • Design & development of E2E Software solutions including custom development and Integration.
  • Expert in Cloud & On-Prem Infrastructure management, including private/public cloud, virtualization and data center migration
  • Worked multiple cloud migration projects to transform data-centers into cost-effective, scalable cloud infrastructures.
  • Led the design, architecture, delivery and deployment of resilient, secure, and scalable IT infrastructures
  • Comprehensive experience in producing high-quality technical documentation and user guides for cross-functional teams.
  • Designed & Managed multi-region E2E IT Infrastructure Solutions and Data-Centers to ensure business KPIs are fulfilled.
  • Developed robust business continuity plans to ensure business operations could continue with minimal disruption.
  • In-depth experience in network security architectures, implementing security protocols.
  • Integrated DevOps practices across IT teams, implementing Infrastructure-as-Code, CI/CD pipelines and automation


Project Lead

  • Full lifecycle management of IT projects, including scope definition, development and project governance
  • Project planning, risk management, stakeholder engagement, and team leadership.
  • Managed global, cross-functional teams (engineers, developers, analysts) at onshore/offshore resources.
  • Providing guidance on technology roadmaps to Senior Management, aligning infrastructure strategies with business goals

Kompetenzen

Kompetenzen

Top-Skills

IT-Architekt Solution Architect IT-Betrieb Scrum Product Owner Middleware Oracle Linux IT-Infrastruktur RDBMS Container Kubernetes Docker Telekommunikation GSM 5G-Core Python Perl Unix C/C++ DevOps CI/CD

Produkte / Standards / Erfahrungen / Methoden

Telecommunications
Experte
Infrastructure
Experte
Software Development
Experte
System Integration
Experte
IT Professional with 25+ years of extensive experience in designing, implementing, and leading complex solutions across large-scale enterprise customers. Proven expertise in application & infrastructure architecture, systems integration, and driving end-to-end delivery of projects of global enterprise customers. Experience working for both customer and vendor organizations to provide solutions that address operational and business requirements.




Branchen

Branchen

Telecommunications ( 20 Years )

Sports/Fashion ( 3 Years )

Transport ( 1 Year )

Internet/E-Commerce ( 7 Years )

Finance ( 1 Year )

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