DevOps Engineer · DevOps Consultant · Linux Developer · Linux Systems Engineer Strong Scripting abilities
Aktualisiert am 26.08.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.09.2025
Verfügbar zu: 100%
davon vor Ort: 100%
DevOps
Linux Server Systemadministrator
Linux-Debian
SLES-Administrator
RHELAdministration
Python
C++
Linux-Scripting
Continuous Integration
Puppet
ansible
docker
Git
Jenkins
DevOps
Development
Dutch
English
German

Einsatzorte

Einsatzorte

Deutschland, Österreich, Schweiz
möglich

Projekte

Projekte

1 Jahr 8 Monate
2023-08 - 2025-03

Migration from VM to Container

Senior DevOps-Engineer / Senior Systems-Engineer Docker Kubernetes Python ...
Senior DevOps-Engineer / Senior Systems-Engineer
Docker Kubernetes Python Git Linux Administration Ansible CI/CD CheckMK
ITDZ-Berlin
Berlin
1 Jahr 4 Monate
2022-02 - 2023-05

Jenkins Migration

DevOps-Engineer / Senior Systems-Engineer RHEL Sus Ansible ...
DevOps-Engineer / Senior Systems-Engineer
Migration of Jenkins
Develope Backup
Jenkins-Service program
Reverse-Engineering
RHEL Sus Ansible git gitlab scr Pyth Perfor
Deutsche Bank
Frankfurt am Main
1 Jahr 1 Monat
2021-01 - 2022-01

Information Technology Team Lead

Senior DevOpsEngineer Continuous Integration and Continuous Delivery (CI/CD) Python Java ...
Senior DevOpsEngineer
Team lead for concept phase, development of decentralized data center.
Responsible for OS (RHEL7/8, SLES 12/15)
Responsible for middle-ware postfix, SFTP etc
Continuous Integration and Continuous Delivery (CI/CD) Python Java sparx SLE Suse Manager ansible
Swisscom
Bern
1 Jahr 6 Monate
2018-10 - 2020-03

Daily Business

Freelancer DevOps-Engineer / Senior Systems-Engineer SLES 11 12 15 ...
Freelancer DevOps-Engineer / Senior Systems-Engineer
  • Change-Incident-Management
  • it Security
SLES 11 12 15 :RHEL 6 7; SAP-HANA; Satellite 5 and 6; Suse Manager 3 4; docker kubernetis Linux Development C/C++ Reverse-Engineering Puppet Ansible Maximo Jira git/gitlab vmware scripting
BWI-Systeme GmbH
Wilhelmshaven
4 Monate
2018-06 - 2018-09

Configuration Management

Freelancer DevOps-Engineer / Senior Systems-Engineer RHEL 6 7 Satellite 5 and 6 ...
Freelancer DevOps-Engineer / Senior Systems-Engineer
  • Release and Deployment Management
  • Designing
  • Planning
  • Rollout Planning
  • Testing Communication
RHEL 6 7 Satellite 5 and 6 docker kubernetis Linux Development C/C++ Reverse-Engineering Puppet Ansible Jenkins SonarQube Jira git/gitlab vmware scripting JAVA JAVA Script HTML PHP HTML CSS NAGIOS
Talanx AG
Hanover
3 Monate
2018-01 - 2018-03

Plan & Build Servers

Freelancer Senior DevOps-Engineer / Senior Systems-Engineer RHEL 7 Oracle 6x RHEV ...
Freelancer Senior DevOps-Engineer / Senior Systems-Engineer
  • Deployment
  • Documentation
  • Change/Incident Management
  • Second/Third-Level-Support
  • Security-Engineering
RHEL 7 Oracle 6x RHEV Satellite 5 and 6 docker Linux Development C/C++ MySql PL/SQL Reverse-Engineering Puppet Ansible Jenkins Jira git/gitlab vmware RHEV scripting JAVA JAVA Script HTML PHP HTML CSS MySQL NAGIOS
EOS - Technical-Solutuions
Hamburg
9 Monate
2017-04 - 2017-12

Plan&Build Servers

Freelancer Senior DevOps-Engineer / Senior Systems-Engineer RHEL 7 RHEV Satellite 5 and 6 ...
Freelancer Senior DevOps-Engineer / Senior Systems-Engineer
  • Deployment
  • Documentation
  • Change/Incident Management
  • Second/Third-Level-Support
  • Security-Engineering
RHEL 7 RHEV Satellite 5 and 6 docker Linux Development C/C++ MySql PL/SQL Reverse-Engineering Puppet Ansible Jenkins Jira git/gitlab ARS
Finanz-Informartik/Technical-Solutuions
Munich
3 Monate
2017-01 - 2017-03

Reverse Engineering

Freelancer Senior DevOps-Engineer / Senior Systems-Engineer SLES 11/12 RHEL CentOs 6+7 ...
Freelancer Senior DevOps-Engineer / Senior Systems-Engineer
  • Monitoring
  • Migration of Chef cookbooks to Ansible Playbooks
  • Documentation
  • Change/Incident Management
  • Second/Third-Level-Support
  • Team-Lead
  • Security-Engineering
SLES 11/12 RHEL CentOs 6+7 Oeacle Linux Development Icinga/Icinga II C/C++ MySql PL/SQL Reverse- Engineering Puppet Ansible Jenkins Jira git/gitlab
Goodgames-Sudios
Hamburg
7 Monate
2016-05 - 2016-11

Reverse Engineering

Freelancer DevOps-Engineer / Senior Systems-Engineer SuSE Linux Enterprise Server SLES RHEL Oracle 11g ...
Freelancer DevOps-Engineer / Senior Systems-Engineer
  • Monitoring
  • Second Level Support
  • rpm-Packaging
  • Migration SLES 11 to SLES 12
  • Change Management
  • Oracle 11g/12c manipulation, administration
SuSE Linux Enterprise Server SLES RHEL Oracle 11g Oracle 12c Linux Development Nagios CheckMK C/C++ MySql PL/SQL MAXIMO-IBM OBS Reverse-Engineering Puppet Ansible. SAP-HANA
BWI-Systeme GmbH
Wilhelmshaven
1 Monat
2016-04 - 2016-04

Centos 7 ? development

Freelancer Senior Technician Analyst, Senior Technician Consulta Centos 7 C/C++ Java ...
Freelancer Senior Technician Analyst, Senior Technician Consulta
  • Analyse, debug
  • Packaging (rpm)
  • Integration of cash-box-software in different cash-boxes
  • Testing
Centos 7 C/C++ Java CSS VM-Ware esxi Reverse-Engineering Requirement-Management Linux Development
Wincor Nixdorf
Hilden
7 Monate
2015-06 - 2015-12

Databases optimization

Freelancer Senior Technician Analyst, Senior Technician Consulta Debian SuSE Linux Enterprise Server SLES Ubuntu 12.04 LTS/14.04 LTS ...
Freelancer Senior Technician Analyst, Senior Technician Consulta
  • Alarms optimization and configuration
  • Setup TMSP (SDP plus Application) and WBC (internal Applications)
  • Development and Setting of customer orientated Alarming and Monitoring Platform for
  • M2M-customers in international environment
  • Requirement Management
Debian SuSE Linux Enterprise Server SLES Ubuntu 12.04 LTS/14.04 LTS Oracle 12c Oracle 11g Linux Development Nagios CheckMK C/C++ PHP HTML CSS MySql PL/SQL M.A.R.S Reverse-Engineering Requirement-Management
Deutsche Telekom AG ?T-Systems?
Bamberg
2 Jahre
2013-06 - 2015-05

3rd-Line-Support

Senior Systems Engineer MS-Sever 2008r2/2012 XenApp 6 5 ...
Senior Systems Engineer
  • Structure of customizing-department
  • Consulting : MS Server-Platforms at customer site
  • Citrix-Environment, XenApp only TAMs over 10,000 units.
  • Training / Coaching of internal and external personal
  • Requirement Engineering
  • Incident Management
  • Software Engineering
  • Linux Development, Packaging, Testing
MS-Sever 2008r2/2012 XenApp 6 5 Citrix Debian Ubuntu 12.04 LTS/14.04 LTS SuSE Linux Enterprise Server SLES Red Hat Enterprise Linux RHEL Cent-OS VM-Ware esx Oracle 11g Puppet SVN Git OTRS IGEL-Linux Thin Client-Technologies Linux Development Nagios C/C++ PHP HTML CSS MySql PL/SQL Team-Leader of international Development-Team Consulting TAM 10 000+ clients. Requirement-Management ITiL.
IGEL-Technology
Bremen
2 Jahre 5 Monate
2011-01 - 2013-05

various Projects

Freelancer IT-Consulting SuSE Linux Enterprise Server SLES RHEL Cent-OS ...
Freelancer IT-Consulting
  • Support strategic Development from IT-Environments.
  • Architectural and conceptional Consulting.
  • Monitoring and Reporting - Solutions.
  • Migration Unix → Linux.
  • Support of web-applications.
  • Technical documentation, Systems-Administration,
  • Training and Coaching of technical personal intern/extern.
  • Integration of Applications via LDAP/Active-Directory-services,
  • User-Management/AD.
SuSE Linux Enterprise Server SLES RHEL Cent-OS VM-Ware Windows Server & Active-Directory Implementations Security Assessment MySQL PL/SQL Oracle 11g Monitoring Nagios / Icinga Tomcat Web-applications Secure Data Transfer Service (RVS/TSystems) including banking and personal information Service Architecture Concept Writing Technical Analysis & Documentation Technical Requirements Management
several customers
1 Jahr
2010-01 - 2010-12

3rd Line technical support

Freelancer Senior Technical Analyst, Senior Technical Consultant Linux NFS FTP Server ...
Freelancer Senior Technical Analyst, Senior Technical Consultant
  • via lxso-Israel
  • 3rd Line technical support for reverse proxy caching
  • platforms (Varnish)
  • 3rd Line technical support for web server platforms (Apache 1.3 – 2.2)
  • Support of Development “Web Caching Platform” for
    “Deutsche Telekom AG” which improved the delivery of
  • Web-Content (more than 1 Million hits per day)
  • UNIX/Linux Administration (SuSE Linux Enterprise Server, Debian) in a
  • multiple data-center environment.
  • Technical Documentation
  • 24/7 Support/Shift organization
  • Training and Coaching of internal and external personal
Linux NFS FTP Server Shell Scripting Apache HTTP Server IP-Firewalling Squid Proxy Varnish Forward Proxy Apache Tomcat JAVA JAVA Script HTML Oracle PHP HTML CSS MySQL NAGIOS Monitoring System XML & PHP Support Agile Project Lead Roll-Out-Management Process Optimization Change Management Incident Management Platform Consolidation / Performance Assessment
Deutsche Telekom AG ?Products & Innovation?
Darmstadt
3 Jahre 4 Monate
2005-07 - 2008-10

Team Support

Consultant/Technical Linux FTP Server Shell Scripting ...
Consultant/Technical

Team Support and Development/Improvement highly distributed UNIX/Linux and Windows-Server Platforms

  • Organize Technical Management,
  • Documentation and Development of Windows-Server 2003 Platform,
  • Connect SuSE Enterprise Platform and Windows Platform,
  • Administration of Windows-XP Clients (more than 300) and Linux-Clients (more than 20)
  • User-Management.
Linux FTP Server Shell Scripting Apache HTTP Server IP-Firewalling Apache Tomcat JAVA JAVA Script HTML MySQL NAGIOS Monitoring System XML Programming Active-Directory Win-Server 2003 Isa-Server 2004 SLES RHEL CentOS Technical Team Support Consulting in highly distributed UNIX / Linux and Windows Server-Platforms. Performance Assessment Change Management Incident Management Solutions for Monitoring and Overview
Beluga Shipping GmbH
Bremen
1 Jahr 1 Monat
1998-05 - 1999-05

Developing and deploy

Consultant as Office-Administrator / System Administrator Linux Shell Scripting Apache HTTP Server ...
Consultant as Office-Administrator / System Administrator
  • Developing and deploy a complete centralized, server based solution for Resort Ownership
  • Furthermore administrate firewalls, IP-Routing, Web-Server, Storage and remote administrated Solutions. Team-building and cooperation with local administration-team.
Linux Shell Scripting Apache HTTP Server IP-Firewalling Squid Proxy SAMBA File Server WinNt Win '95-clients. Consulting Development System Administration Support
Airtours-England-Resort-Ownership
Maspalomas Canary Island, Spain
8 Jahre
1990-04 - 1998-03

Military service

Sergeant
Sergeant
ARMY

Aus- und Weiterbildung

Aus- und Weiterbildung

11 Monate
2009-01 - 2009-11

MCSE / Win-Server 2003 / Active Directory / Isa-Server Linux-Professional / Debian / SuSE / Apache / MySQL

IT Systems Administrator (IHK), Procon GmbH Oldenburg
IT Systems Administrator (IHK)
Procon GmbH Oldenburg
4 Jahre 9 Monate
2000-09 - 2005-05

Electrical Engineering

Software Developer, University of applied Science Bremen
Software Developer
University of applied Science Bremen

Programming: Assembler, C/C++, Java, PHP, Perl etc.

Position

Position

  • Senior DevOps-Engineer
  • Senior Systems Engineer

Kompetenzen

Kompetenzen

Top-Skills

DevOps Linux Server Systemadministrator Linux-Debian SLES-Administrator RHELAdministration Python C++ Linux-Scripting Continuous Integration Puppet ansible docker Git Jenkins DevOps Development

Produkte / Standards / Erfahrungen / Methoden

Skills / Soft-Skills / etc:

  • Analytical thinking and working
    • Reverse-Engineering,
    • Requirement-Management,
    • Linux Development,
  • Team-lead
    • Team-Leader of international Development-Team,
  • Consulting
    • Consulting TAM 10,000+ clients,
  • Architecture
    • Service Architecture Concept Writing,
    • Technical Analysis & Documentation,
    • Technical Requirements Management,
  • Deployment
    • Roll-Out-Management,
    • Process Optimization,
  • Daily business
    • Change Management,
    • Incident Management,
  • Testing
    • Platform Consolidation / Performance Assessment
  • Soft-Skills
    • Self organized
    • Hands-on mentality
    • Quick learner
  • Security
    • Pentesting
    • White-Had-Hacking
    • Hands-on mentality

Monitoring:

  • Nagios expert knowledge, From simply monitoring systems to writing and deploying plug-ins.
  • CheckMK professional knowledge
  • Icinga / Icinga II professional knowledge
  • Groundwork expert knowledge

DevOps:

  • XenApp 6.5 professional knowledge During IGEL-Technology
  • Citrix basic knowledge During IGEL-Technology
  • VM-Ware esx expert knowledge
  • SVN professional knowledge
  • Git / gitlab / github expert knowledge
  • OTRS basic knowledge
  • confluence professional knowledge
  • Jenkins professional knowledge
  • SonarQube professional knowledge
  • Jira professional knowledge
  • Active-Directory professional knowledge
  • Puppet expert knowledge
  • Ansible expert knowledge
  • kvm professional knowledge
  • vmware expert knowledge
  • Satellite 5; 6 professional knowledge
  • RHEV expert knowledge
  • docker expert knowledge
  • ITiL professional knowledge
  • SAP-HANA professional knowledge

Betriebssysteme

CentOS
expert knowledge
Debian
expert knowledge, Nearly in all projects used.
MS-Sever 2008r2
professional knowledge, During IGEL-Technology time, several projects
MS-Sever 2012
professional knowledge
RHEL 6, 7
expert knowledge
SLES
expert knowledge, Nearly in all projects used.
Ubuntu
expert knowledge, Nearly in all projects used.

Programmiersprachen

C / C++
professional knowledge
HTML
expert knowledge
Java
basic knowledge
mySql
expert knowledge
Perl
professional knowledge
PHP
expert knowledge
PL/Sql
expert knowledge
Python
professional knowledge
  • Hands-on mentality in all projects where several scripting languages were required.
  • As for me, these are the fundamental tools for work as systems-engineer and software developer.

Datenbanken

mySql
professional knowledge
Oracle
11g / 12c professional knowledge
  • Databases were used in several projects.
  • As a freelancer, it is common to build databases from scratch and manipulate them.
  • Reverse engineering, documenting and internal coaching of team members.

Einsatzorte

Einsatzorte

Deutschland, Österreich, Schweiz
möglich

Projekte

Projekte

1 Jahr 8 Monate
2023-08 - 2025-03

Migration from VM to Container

Senior DevOps-Engineer / Senior Systems-Engineer Docker Kubernetes Python ...
Senior DevOps-Engineer / Senior Systems-Engineer
Docker Kubernetes Python Git Linux Administration Ansible CI/CD CheckMK
ITDZ-Berlin
Berlin
1 Jahr 4 Monate
2022-02 - 2023-05

Jenkins Migration

DevOps-Engineer / Senior Systems-Engineer RHEL Sus Ansible ...
DevOps-Engineer / Senior Systems-Engineer
Migration of Jenkins
Develope Backup
Jenkins-Service program
Reverse-Engineering
RHEL Sus Ansible git gitlab scr Pyth Perfor
Deutsche Bank
Frankfurt am Main
1 Jahr 1 Monat
2021-01 - 2022-01

Information Technology Team Lead

Senior DevOpsEngineer Continuous Integration and Continuous Delivery (CI/CD) Python Java ...
Senior DevOpsEngineer
Team lead for concept phase, development of decentralized data center.
Responsible for OS (RHEL7/8, SLES 12/15)
Responsible for middle-ware postfix, SFTP etc
Continuous Integration and Continuous Delivery (CI/CD) Python Java sparx SLE Suse Manager ansible
Swisscom
Bern
1 Jahr 6 Monate
2018-10 - 2020-03

Daily Business

Freelancer DevOps-Engineer / Senior Systems-Engineer SLES 11 12 15 ...
Freelancer DevOps-Engineer / Senior Systems-Engineer
  • Change-Incident-Management
  • it Security
SLES 11 12 15 :RHEL 6 7; SAP-HANA; Satellite 5 and 6; Suse Manager 3 4; docker kubernetis Linux Development C/C++ Reverse-Engineering Puppet Ansible Maximo Jira git/gitlab vmware scripting
BWI-Systeme GmbH
Wilhelmshaven
4 Monate
2018-06 - 2018-09

Configuration Management

Freelancer DevOps-Engineer / Senior Systems-Engineer RHEL 6 7 Satellite 5 and 6 ...
Freelancer DevOps-Engineer / Senior Systems-Engineer
  • Release and Deployment Management
  • Designing
  • Planning
  • Rollout Planning
  • Testing Communication
RHEL 6 7 Satellite 5 and 6 docker kubernetis Linux Development C/C++ Reverse-Engineering Puppet Ansible Jenkins SonarQube Jira git/gitlab vmware scripting JAVA JAVA Script HTML PHP HTML CSS NAGIOS
Talanx AG
Hanover
3 Monate
2018-01 - 2018-03

Plan & Build Servers

Freelancer Senior DevOps-Engineer / Senior Systems-Engineer RHEL 7 Oracle 6x RHEV ...
Freelancer Senior DevOps-Engineer / Senior Systems-Engineer
  • Deployment
  • Documentation
  • Change/Incident Management
  • Second/Third-Level-Support
  • Security-Engineering
RHEL 7 Oracle 6x RHEV Satellite 5 and 6 docker Linux Development C/C++ MySql PL/SQL Reverse-Engineering Puppet Ansible Jenkins Jira git/gitlab vmware RHEV scripting JAVA JAVA Script HTML PHP HTML CSS MySQL NAGIOS
EOS - Technical-Solutuions
Hamburg
9 Monate
2017-04 - 2017-12

Plan&Build Servers

Freelancer Senior DevOps-Engineer / Senior Systems-Engineer RHEL 7 RHEV Satellite 5 and 6 ...
Freelancer Senior DevOps-Engineer / Senior Systems-Engineer
  • Deployment
  • Documentation
  • Change/Incident Management
  • Second/Third-Level-Support
  • Security-Engineering
RHEL 7 RHEV Satellite 5 and 6 docker Linux Development C/C++ MySql PL/SQL Reverse-Engineering Puppet Ansible Jenkins Jira git/gitlab ARS
Finanz-Informartik/Technical-Solutuions
Munich
3 Monate
2017-01 - 2017-03

Reverse Engineering

Freelancer Senior DevOps-Engineer / Senior Systems-Engineer SLES 11/12 RHEL CentOs 6+7 ...
Freelancer Senior DevOps-Engineer / Senior Systems-Engineer
  • Monitoring
  • Migration of Chef cookbooks to Ansible Playbooks
  • Documentation
  • Change/Incident Management
  • Second/Third-Level-Support
  • Team-Lead
  • Security-Engineering
SLES 11/12 RHEL CentOs 6+7 Oeacle Linux Development Icinga/Icinga II C/C++ MySql PL/SQL Reverse- Engineering Puppet Ansible Jenkins Jira git/gitlab
Goodgames-Sudios
Hamburg
7 Monate
2016-05 - 2016-11

Reverse Engineering

Freelancer DevOps-Engineer / Senior Systems-Engineer SuSE Linux Enterprise Server SLES RHEL Oracle 11g ...
Freelancer DevOps-Engineer / Senior Systems-Engineer
  • Monitoring
  • Second Level Support
  • rpm-Packaging
  • Migration SLES 11 to SLES 12
  • Change Management
  • Oracle 11g/12c manipulation, administration
SuSE Linux Enterprise Server SLES RHEL Oracle 11g Oracle 12c Linux Development Nagios CheckMK C/C++ MySql PL/SQL MAXIMO-IBM OBS Reverse-Engineering Puppet Ansible. SAP-HANA
BWI-Systeme GmbH
Wilhelmshaven
1 Monat
2016-04 - 2016-04

Centos 7 ? development

Freelancer Senior Technician Analyst, Senior Technician Consulta Centos 7 C/C++ Java ...
Freelancer Senior Technician Analyst, Senior Technician Consulta
  • Analyse, debug
  • Packaging (rpm)
  • Integration of cash-box-software in different cash-boxes
  • Testing
Centos 7 C/C++ Java CSS VM-Ware esxi Reverse-Engineering Requirement-Management Linux Development
Wincor Nixdorf
Hilden
7 Monate
2015-06 - 2015-12

Databases optimization

Freelancer Senior Technician Analyst, Senior Technician Consulta Debian SuSE Linux Enterprise Server SLES Ubuntu 12.04 LTS/14.04 LTS ...
Freelancer Senior Technician Analyst, Senior Technician Consulta
  • Alarms optimization and configuration
  • Setup TMSP (SDP plus Application) and WBC (internal Applications)
  • Development and Setting of customer orientated Alarming and Monitoring Platform for
  • M2M-customers in international environment
  • Requirement Management
Debian SuSE Linux Enterprise Server SLES Ubuntu 12.04 LTS/14.04 LTS Oracle 12c Oracle 11g Linux Development Nagios CheckMK C/C++ PHP HTML CSS MySql PL/SQL M.A.R.S Reverse-Engineering Requirement-Management
Deutsche Telekom AG ?T-Systems?
Bamberg
2 Jahre
2013-06 - 2015-05

3rd-Line-Support

Senior Systems Engineer MS-Sever 2008r2/2012 XenApp 6 5 ...
Senior Systems Engineer
  • Structure of customizing-department
  • Consulting : MS Server-Platforms at customer site
  • Citrix-Environment, XenApp only TAMs over 10,000 units.
  • Training / Coaching of internal and external personal
  • Requirement Engineering
  • Incident Management
  • Software Engineering
  • Linux Development, Packaging, Testing
MS-Sever 2008r2/2012 XenApp 6 5 Citrix Debian Ubuntu 12.04 LTS/14.04 LTS SuSE Linux Enterprise Server SLES Red Hat Enterprise Linux RHEL Cent-OS VM-Ware esx Oracle 11g Puppet SVN Git OTRS IGEL-Linux Thin Client-Technologies Linux Development Nagios C/C++ PHP HTML CSS MySql PL/SQL Team-Leader of international Development-Team Consulting TAM 10 000+ clients. Requirement-Management ITiL.
IGEL-Technology
Bremen
2 Jahre 5 Monate
2011-01 - 2013-05

various Projects

Freelancer IT-Consulting SuSE Linux Enterprise Server SLES RHEL Cent-OS ...
Freelancer IT-Consulting
  • Support strategic Development from IT-Environments.
  • Architectural and conceptional Consulting.
  • Monitoring and Reporting - Solutions.
  • Migration Unix → Linux.
  • Support of web-applications.
  • Technical documentation, Systems-Administration,
  • Training and Coaching of technical personal intern/extern.
  • Integration of Applications via LDAP/Active-Directory-services,
  • User-Management/AD.
SuSE Linux Enterprise Server SLES RHEL Cent-OS VM-Ware Windows Server & Active-Directory Implementations Security Assessment MySQL PL/SQL Oracle 11g Monitoring Nagios / Icinga Tomcat Web-applications Secure Data Transfer Service (RVS/TSystems) including banking and personal information Service Architecture Concept Writing Technical Analysis & Documentation Technical Requirements Management
several customers
1 Jahr
2010-01 - 2010-12

3rd Line technical support

Freelancer Senior Technical Analyst, Senior Technical Consultant Linux NFS FTP Server ...
Freelancer Senior Technical Analyst, Senior Technical Consultant
  • via lxso-Israel
  • 3rd Line technical support for reverse proxy caching
  • platforms (Varnish)
  • 3rd Line technical support for web server platforms (Apache 1.3 – 2.2)
  • Support of Development “Web Caching Platform” for
    “Deutsche Telekom AG” which improved the delivery of
  • Web-Content (more than 1 Million hits per day)
  • UNIX/Linux Administration (SuSE Linux Enterprise Server, Debian) in a
  • multiple data-center environment.
  • Technical Documentation
  • 24/7 Support/Shift organization
  • Training and Coaching of internal and external personal
Linux NFS FTP Server Shell Scripting Apache HTTP Server IP-Firewalling Squid Proxy Varnish Forward Proxy Apache Tomcat JAVA JAVA Script HTML Oracle PHP HTML CSS MySQL NAGIOS Monitoring System XML & PHP Support Agile Project Lead Roll-Out-Management Process Optimization Change Management Incident Management Platform Consolidation / Performance Assessment
Deutsche Telekom AG ?Products & Innovation?
Darmstadt
3 Jahre 4 Monate
2005-07 - 2008-10

Team Support

Consultant/Technical Linux FTP Server Shell Scripting ...
Consultant/Technical

Team Support and Development/Improvement highly distributed UNIX/Linux and Windows-Server Platforms

  • Organize Technical Management,
  • Documentation and Development of Windows-Server 2003 Platform,
  • Connect SuSE Enterprise Platform and Windows Platform,
  • Administration of Windows-XP Clients (more than 300) and Linux-Clients (more than 20)
  • User-Management.
Linux FTP Server Shell Scripting Apache HTTP Server IP-Firewalling Apache Tomcat JAVA JAVA Script HTML MySQL NAGIOS Monitoring System XML Programming Active-Directory Win-Server 2003 Isa-Server 2004 SLES RHEL CentOS Technical Team Support Consulting in highly distributed UNIX / Linux and Windows Server-Platforms. Performance Assessment Change Management Incident Management Solutions for Monitoring and Overview
Beluga Shipping GmbH
Bremen
1 Jahr 1 Monat
1998-05 - 1999-05

Developing and deploy

Consultant as Office-Administrator / System Administrator Linux Shell Scripting Apache HTTP Server ...
Consultant as Office-Administrator / System Administrator
  • Developing and deploy a complete centralized, server based solution for Resort Ownership
  • Furthermore administrate firewalls, IP-Routing, Web-Server, Storage and remote administrated Solutions. Team-building and cooperation with local administration-team.
Linux Shell Scripting Apache HTTP Server IP-Firewalling Squid Proxy SAMBA File Server WinNt Win '95-clients. Consulting Development System Administration Support
Airtours-England-Resort-Ownership
Maspalomas Canary Island, Spain
8 Jahre
1990-04 - 1998-03

Military service

Sergeant
Sergeant
ARMY

Aus- und Weiterbildung

Aus- und Weiterbildung

11 Monate
2009-01 - 2009-11

MCSE / Win-Server 2003 / Active Directory / Isa-Server Linux-Professional / Debian / SuSE / Apache / MySQL

IT Systems Administrator (IHK), Procon GmbH Oldenburg
IT Systems Administrator (IHK)
Procon GmbH Oldenburg
4 Jahre 9 Monate
2000-09 - 2005-05

Electrical Engineering

Software Developer, University of applied Science Bremen
Software Developer
University of applied Science Bremen

Programming: Assembler, C/C++, Java, PHP, Perl etc.

Position

Position

  • Senior DevOps-Engineer
  • Senior Systems Engineer

Kompetenzen

Kompetenzen

Top-Skills

DevOps Linux Server Systemadministrator Linux-Debian SLES-Administrator RHELAdministration Python C++ Linux-Scripting Continuous Integration Puppet ansible docker Git Jenkins DevOps Development

Produkte / Standards / Erfahrungen / Methoden

Skills / Soft-Skills / etc:

  • Analytical thinking and working
    • Reverse-Engineering,
    • Requirement-Management,
    • Linux Development,
  • Team-lead
    • Team-Leader of international Development-Team,
  • Consulting
    • Consulting TAM 10,000+ clients,
  • Architecture
    • Service Architecture Concept Writing,
    • Technical Analysis & Documentation,
    • Technical Requirements Management,
  • Deployment
    • Roll-Out-Management,
    • Process Optimization,
  • Daily business
    • Change Management,
    • Incident Management,
  • Testing
    • Platform Consolidation / Performance Assessment
  • Soft-Skills
    • Self organized
    • Hands-on mentality
    • Quick learner
  • Security
    • Pentesting
    • White-Had-Hacking
    • Hands-on mentality

Monitoring:

  • Nagios expert knowledge, From simply monitoring systems to writing and deploying plug-ins.
  • CheckMK professional knowledge
  • Icinga / Icinga II professional knowledge
  • Groundwork expert knowledge

DevOps:

  • XenApp 6.5 professional knowledge During IGEL-Technology
  • Citrix basic knowledge During IGEL-Technology
  • VM-Ware esx expert knowledge
  • SVN professional knowledge
  • Git / gitlab / github expert knowledge
  • OTRS basic knowledge
  • confluence professional knowledge
  • Jenkins professional knowledge
  • SonarQube professional knowledge
  • Jira professional knowledge
  • Active-Directory professional knowledge
  • Puppet expert knowledge
  • Ansible expert knowledge
  • kvm professional knowledge
  • vmware expert knowledge
  • Satellite 5; 6 professional knowledge
  • RHEV expert knowledge
  • docker expert knowledge
  • ITiL professional knowledge
  • SAP-HANA professional knowledge

Betriebssysteme

CentOS
expert knowledge
Debian
expert knowledge, Nearly in all projects used.
MS-Sever 2008r2
professional knowledge, During IGEL-Technology time, several projects
MS-Sever 2012
professional knowledge
RHEL 6, 7
expert knowledge
SLES
expert knowledge, Nearly in all projects used.
Ubuntu
expert knowledge, Nearly in all projects used.

Programmiersprachen

C / C++
professional knowledge
HTML
expert knowledge
Java
basic knowledge
mySql
expert knowledge
Perl
professional knowledge
PHP
expert knowledge
PL/Sql
expert knowledge
Python
professional knowledge
  • Hands-on mentality in all projects where several scripting languages were required.
  • As for me, these are the fundamental tools for work as systems-engineer and software developer.

Datenbanken

mySql
professional knowledge
Oracle
11g / 12c professional knowledge
  • Databases were used in several projects.
  • As a freelancer, it is common to build databases from scratch and manipulate them.
  • Reverse engineering, documenting and internal coaching of team members.

Vertrauen Sie auf Randstad

Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

Fragen?

Rufen Sie uns an +49 89 500316-300 oder schreiben Sie uns:

Das Freelancer-Portal

Direktester geht's nicht! Ganz einfach Freelancer finden und direkt Kontakt aufnehmen.