Cisco Netzwerk Spezialist
Aktualisiert am 16.01.2024
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Verfügbar ab: 01.02.2024
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davon vor Ort: 100%
Network Administration
Network Security
Network Migration and Rollouts
Cisco CCIE Routing and Switching (CCIE#20869)
Network Design
Network Architecture
Configuration of Cisco Network devices such as routers, firewalls and Switches.
1st/2nd/3rd Line Support of end customers
Writing Automation Python Scripts to check/configure/upgrade Network customer.
Cisco Software Defined Network (ACI).
ZScaler Internet Access ZIA
ZScaler Private Access ZPA
ZScaler Zero Trust Architect
Network Documentation using API
Arabisch
Sehr Gut
Deutsch
Gut
Englisch
Sehr Gut
Französisch
Gut
Niederländisch
Gut

Einsatzorte

Einsatzorte

Deutschland
möglich

Projekte

Projekte

9 Jahre 3 Monate
2014-12 - heute

Freelancing

CISCO CONSULTING ENGINEER
CISCO CONSULTING ENGINEER

13 MONTHS: Python Scripting to generate Excel Asset List documentation of an 800 network Cisco devices

 

Role: SUBJECT MATTER EXPERT


Tasks:

  • Zscaler Network Administration & Support
  • On site and Remote Support for Network devices: Changes, Switches, Fortinet and ASA Firewalls
  • Support the Network Transition and Transformation Project



18 MONTHS: Python Scripting to generate Word Documents (Firewall Rule Reports) from Cisco ASA Config files


Role: NETWORK ADMINISTRATION AND MIGRATIONS


Tasks:

  • Written Python scripts to automate the software upgrade of over 800 routers in a live network
  • Migrating Network from Cisco Nexus 7K to Nexus 9K
  • Network Management using Cisco Prime


6 MONTHS: Service Provider daily activities


Role: NETWORK ARCHITECT


Tasks:

  • Service Provider daily activities such as Customer Support, Network Optimization, working Requests and Network Delivery Orders. Network Configuration & Troubleshooting


10 MONTHS: SECURITY PROJECT SIEM


Tasks:

  • Configuring Cisco devices to generate log messages to control Critical Activities to Splunk
  • Designed, Tested and Created necessary Configurations for Cisco routers, Switches and ASA Firewalls
  • Written Python Script to generate Word Documents (Reports) from ASA Firewall configurations


2 MONTHS: NETWORK ARCHITECTURE


Tasks:

  • Supporting customers in network analysis, planning, design, development, testing and implementation of Network Infrastructure
  • Configuring and Troubleshooting IPsec VPN and MPLS Connections
  • Providing remote support to Field Engineers and End customers
  • Documentation of Network Diagrams using Microsoft Visio


DEDICATED TIME FOR SELF-IMPROVEMENT AND SKILL ENHANCEMENT DURING INTERVALS BETWEEN PROJECTS

  • Practical Cisco SDN
  • Cisco ACI
  • VMware Workstation
  • Palo Alto Firewalls
  • F5 BigIP
  • Ansible Network Automation
  • Docker and Kubernetes
  • SD-WAN Silver Peak
  • Zscaler ZIA / ZPA / ZTNA Certifications
  • Microsoft Azure
  • Postman API
on Request
Algeria and Germany
10 Monate
2014-02 - 2014-11

Working within Cisco Advanced Services team covering EMEA countries

CISCO CONSULTING ENGINEER
CISCO CONSULTING ENGINEER
  • Working with Customers to resolve any open issues of their network implementations and deliveries
  • Working with Regular IOS and IOS-XR in ASR1K, ASR9K high end routers and NX-OS for Nexus 7K
  • Review / Writing Network Design and Network Implementations
CISCO
ALGIERS
8 Monate
2013-03 - 2013-10

Working in a Data Centre environment based on Cisco Routers, Switches

CISCO NETWORK ENGINEER
CISCO NETWORK ENGINEER
  • Configuring new deliveries and deleting old ones.
  • Service Requests, Firmware Upgrades, troubleshooting and analysis of Customer?s network problems in a Data Centre Environment.
AXA TECH
COLOGNE
1 Jahr 4 Monate
2011-10 - 2013-01

Proactive maintenance and ongoing support

ON SITE IP ENGINEER
ON SITE IP ENGINEER
  • Proactive maintenance and ongoing support for Brocade products such as MLXe, FCX and ICX switches
  • Worked in network design, implementation and tests support.
  • Support in testing Proof of Concepts for ICX switches.
  • Onsite Support Services such as Service Requests, Firmware Upgrades, troubleshooting and analysis of Customer?s network problems in a Data Centre Environment.
  • Documenting Solutions and Workarounds in a Web based format for ease of use by Customer.
BROCADE
Wolfsburg
7 Monate
2011-03 - 2011-09

Working as an Interface between end customer and Alcatel-Lucent TAC support

DATA LAN ENGINEER
DATA LAN ENGINEER
  • Working at Alcatel-Lucent Professional Services EMEA as an Alcatel-Lucent Data Networks Specialist (Omni Switches products)
  • Providing support in Network Analysis, Design changes, Creating Service Requests for identified bugs on Customer sites
  • Participating in preparing and executing tests in Customer Lab prior to starting the Network Roll Out
  • Working with the 6850, 6855, 9700E, 9800E Omni Switches
ALCATEL-LUCENT
OLDENBURG
6 Monate
2010-07 - 2010-12

Working on a Virtualization Migration project

SENIOR NETWORK ENGINEER
SENIOR NETWORK ENGINEER
  • ; Appliance Computing Migration Factory for a big International Customer.
  • Creating and implementing changes to complete Delivery Orders.
  • Configuring changes on Juniper Firewall (Netscreen-ISG 2000)
  • Reviewing and approving High Level Design documents.
T-SYSTEMS
DUESSELDORF
1 Jahr 3 Monate
2008-11 - 2010-01

Coordinate migrations between End-Customers

SENIOR NETWORK ENGINEER
SENIOR NETWORK ENGINEER
  • Coordinate migrations between End-Customers, Firewall team whilst configuring the network switch-over.
  • Migrating over 50 ISDN/X25/Leased lines and over 15 VPN connections for a big financial company.
  • Optimization of Cisco based IP/MPLS networks.
  • Implementation of Multicast Routing Protocol.
  • Preparing Migration steps and performing Cut-overs.
  • 3rd line Support following ITIL Processes (Working on Incidents, Delivery Orders and Changes)
T-SYSTEMS
DUESSELDORF

Aus- und Weiterbildung

Aus- und Weiterbildung

2017
  • Training on Splunk Fundamentals: Certification for Splunk User


2016

  • Training on Python Programming Language, Scripting for Networking
  • Training on CA Spectrum r10: Operator 200


2015

  • Training on F5 BIG-IP LTM


2011

  • ACFE Alcatel-Lucent Certified Field Engineer


2009

  • CCIE Service Provider (Written), Lab On going

2008
  • CCIE Routing & Switching ( CCIE # 20869 )

2003 - 2004
  • CCNA / CCNP Cisco Certified Network Professional (Germany)


1994

  • Diploma University State Engineer in Electrical Engineering

Position

Position

Cisco Netzwerk Support

Kompetenzen

Kompetenzen

Top-Skills

Network Administration Network Security Network Migration and Rollouts Cisco CCIE Routing and Switching (CCIE#20869) Network Design Network Architecture Configuration of Cisco Network devices such as routers, firewalls and Switches. 1st/2nd/3rd Line Support of end customers Writing Automation Python Scripts to check/configure/upgrade Network customer. Cisco Software Defined Network (ACI). ZScaler Internet Access ZIA ZScaler Private Access ZPA ZScaler Zero Trust Architect Network Documentation using API

Produkte / Standards / Erfahrungen / Methoden

Profil:

  • If you ask me to perform a task and I have never done it before, honestly, I will tell you that I have not done such a task yet
  • But I bet you what, I know how to find out how to do it. I will perform it and complete it successfully to your satisfaction, is that fair enough
  • Over 25 years of IT experience. I am a highly Qualified Consultant with full life cycle experience in LAN/WAN implementations from consulting, analysis, planning, design, development, testing, and implementation of ICT systems through to maintenance, upgrading, and advisory services
  • Working at a CCIE level to strict deadlines to improve clients? network efficiencies and profits
  • Surely able to help you deliver a High Quality of IP, MPLS VPN, Automation, and Cloud Services
  • Now I am looking to make a significant contribution within a technically challenging role by supporting, administering, and implementing network projects to add more value to your company


Technical Skills and Knowledge Areas:

Internetworking

  • Fiber/CAT5 Patching/Installing/Configuring. LAN / WAN / Frame Relay / ISDN / SDH / DWDM.


Software

  • Microsoft Products (Word, Excel, Outlook Express). SNMP Network Management Applications, Spectrum, Tivoli, SH and RM, Service Center.


Hardware

  • Brocade MLXe-8, MLXe-16 Core routers. Brocade FCX and ICX stackable switches. L2/L3 Cisco, 6000 and 7000 Series Alcatel Omni Switches. Catalyst 3550/3560. Cisco Routers 2500, 2600, 3600 and 7200 series. Cisco AIRONET 350 Wireless Access Point. WLC, Alcatel and Lucent SDH ADMs; Netscreen-ISG 2000.


System Management

  • Experience in SDH / IP Network Management. Performance Monitoring, SNMP, Syslog, NTP, Banners, Remote Access. Basic TCL scripting.


Bridging & Switching

  • ISL and dot1q Trunking, Etherchannel, VLANs, VTP, Spanning Tree,  MSTP. PPPoFR, Multilink PPP over Frame-Relay. Layer 2 Tunneling. MPLS-VPN, VRF Light. WIFI, 802.11a/b/g/n and 802.11ac.


Routing

  • RIPv1, RIPv2, ODR, EIGRP, OSPF, BGP. IPv6 Routing Protocols, RIPng RIP Next Generation, OSPFv3, BGP for IPv6. IGP Redistribution. IP Multicast Routing. VPN Routing. Load distribution.


IP Services

  • TCP/IP, Traffic Monitoring, NAT Load balancing, DNS, DHCP, CDP. IP SLA, WEB Caching. Gateway Redundancy. Traffic Accounting.


QoS

  • Traffic Shaping, Policing, Congestion Management, Congestion Avoidance. WRED. Marking. Traffic Limiting. Real Time Protocol. Traffic Engineering. Policy Routing.


IPv6

  • IPv6 Addressing, IPv6 Tunneling, IPv6 Filtering, IPv6 over Frame Relay.


Security

  • LAN / WAN Security. ACLs & Reflexive ACLs, DoS Filtering, Traffic Filtering, Authentication, SSH, MAC Filtering. VLAN ACCESS MAPS. Cisco ACS.


Support /others

  • 2nd / 3rd Line Support. Network Problem Analysis. Alarm/Traffic Monitoring. Experience in Implementing Changes and Network Migrations. Experience in Real Time Configuration.

Betriebssysteme

Windows XP/7/10
Windows 2012 Server
LINUX and UNIX
HP OPENVIEW
OpenStack

Einsatzorte

Einsatzorte

Deutschland
möglich

Projekte

Projekte

9 Jahre 3 Monate
2014-12 - heute

Freelancing

CISCO CONSULTING ENGINEER
CISCO CONSULTING ENGINEER

13 MONTHS: Python Scripting to generate Excel Asset List documentation of an 800 network Cisco devices

 

Role: SUBJECT MATTER EXPERT


Tasks:

  • Zscaler Network Administration & Support
  • On site and Remote Support for Network devices: Changes, Switches, Fortinet and ASA Firewalls
  • Support the Network Transition and Transformation Project



18 MONTHS: Python Scripting to generate Word Documents (Firewall Rule Reports) from Cisco ASA Config files


Role: NETWORK ADMINISTRATION AND MIGRATIONS


Tasks:

  • Written Python scripts to automate the software upgrade of over 800 routers in a live network
  • Migrating Network from Cisco Nexus 7K to Nexus 9K
  • Network Management using Cisco Prime


6 MONTHS: Service Provider daily activities


Role: NETWORK ARCHITECT


Tasks:

  • Service Provider daily activities such as Customer Support, Network Optimization, working Requests and Network Delivery Orders. Network Configuration & Troubleshooting


10 MONTHS: SECURITY PROJECT SIEM


Tasks:

  • Configuring Cisco devices to generate log messages to control Critical Activities to Splunk
  • Designed, Tested and Created necessary Configurations for Cisco routers, Switches and ASA Firewalls
  • Written Python Script to generate Word Documents (Reports) from ASA Firewall configurations


2 MONTHS: NETWORK ARCHITECTURE


Tasks:

  • Supporting customers in network analysis, planning, design, development, testing and implementation of Network Infrastructure
  • Configuring and Troubleshooting IPsec VPN and MPLS Connections
  • Providing remote support to Field Engineers and End customers
  • Documentation of Network Diagrams using Microsoft Visio


DEDICATED TIME FOR SELF-IMPROVEMENT AND SKILL ENHANCEMENT DURING INTERVALS BETWEEN PROJECTS

  • Practical Cisco SDN
  • Cisco ACI
  • VMware Workstation
  • Palo Alto Firewalls
  • F5 BigIP
  • Ansible Network Automation
  • Docker and Kubernetes
  • SD-WAN Silver Peak
  • Zscaler ZIA / ZPA / ZTNA Certifications
  • Microsoft Azure
  • Postman API
on Request
Algeria and Germany
10 Monate
2014-02 - 2014-11

Working within Cisco Advanced Services team covering EMEA countries

CISCO CONSULTING ENGINEER
CISCO CONSULTING ENGINEER
  • Working with Customers to resolve any open issues of their network implementations and deliveries
  • Working with Regular IOS and IOS-XR in ASR1K, ASR9K high end routers and NX-OS for Nexus 7K
  • Review / Writing Network Design and Network Implementations
CISCO
ALGIERS
8 Monate
2013-03 - 2013-10

Working in a Data Centre environment based on Cisco Routers, Switches

CISCO NETWORK ENGINEER
CISCO NETWORK ENGINEER
  • Configuring new deliveries and deleting old ones.
  • Service Requests, Firmware Upgrades, troubleshooting and analysis of Customer?s network problems in a Data Centre Environment.
AXA TECH
COLOGNE
1 Jahr 4 Monate
2011-10 - 2013-01

Proactive maintenance and ongoing support

ON SITE IP ENGINEER
ON SITE IP ENGINEER
  • Proactive maintenance and ongoing support for Brocade products such as MLXe, FCX and ICX switches
  • Worked in network design, implementation and tests support.
  • Support in testing Proof of Concepts for ICX switches.
  • Onsite Support Services such as Service Requests, Firmware Upgrades, troubleshooting and analysis of Customer?s network problems in a Data Centre Environment.
  • Documenting Solutions and Workarounds in a Web based format for ease of use by Customer.
BROCADE
Wolfsburg
7 Monate
2011-03 - 2011-09

Working as an Interface between end customer and Alcatel-Lucent TAC support

DATA LAN ENGINEER
DATA LAN ENGINEER
  • Working at Alcatel-Lucent Professional Services EMEA as an Alcatel-Lucent Data Networks Specialist (Omni Switches products)
  • Providing support in Network Analysis, Design changes, Creating Service Requests for identified bugs on Customer sites
  • Participating in preparing and executing tests in Customer Lab prior to starting the Network Roll Out
  • Working with the 6850, 6855, 9700E, 9800E Omni Switches
ALCATEL-LUCENT
OLDENBURG
6 Monate
2010-07 - 2010-12

Working on a Virtualization Migration project

SENIOR NETWORK ENGINEER
SENIOR NETWORK ENGINEER
  • ; Appliance Computing Migration Factory for a big International Customer.
  • Creating and implementing changes to complete Delivery Orders.
  • Configuring changes on Juniper Firewall (Netscreen-ISG 2000)
  • Reviewing and approving High Level Design documents.
T-SYSTEMS
DUESSELDORF
1 Jahr 3 Monate
2008-11 - 2010-01

Coordinate migrations between End-Customers

SENIOR NETWORK ENGINEER
SENIOR NETWORK ENGINEER
  • Coordinate migrations between End-Customers, Firewall team whilst configuring the network switch-over.
  • Migrating over 50 ISDN/X25/Leased lines and over 15 VPN connections for a big financial company.
  • Optimization of Cisco based IP/MPLS networks.
  • Implementation of Multicast Routing Protocol.
  • Preparing Migration steps and performing Cut-overs.
  • 3rd line Support following ITIL Processes (Working on Incidents, Delivery Orders and Changes)
T-SYSTEMS
DUESSELDORF

Aus- und Weiterbildung

Aus- und Weiterbildung

2017
  • Training on Splunk Fundamentals: Certification for Splunk User


2016

  • Training on Python Programming Language, Scripting for Networking
  • Training on CA Spectrum r10: Operator 200


2015

  • Training on F5 BIG-IP LTM


2011

  • ACFE Alcatel-Lucent Certified Field Engineer


2009

  • CCIE Service Provider (Written), Lab On going

2008
  • CCIE Routing & Switching ( CCIE # 20869 )

2003 - 2004
  • CCNA / CCNP Cisco Certified Network Professional (Germany)


1994

  • Diploma University State Engineer in Electrical Engineering

Position

Position

Cisco Netzwerk Support

Kompetenzen

Kompetenzen

Top-Skills

Network Administration Network Security Network Migration and Rollouts Cisco CCIE Routing and Switching (CCIE#20869) Network Design Network Architecture Configuration of Cisco Network devices such as routers, firewalls and Switches. 1st/2nd/3rd Line Support of end customers Writing Automation Python Scripts to check/configure/upgrade Network customer. Cisco Software Defined Network (ACI). ZScaler Internet Access ZIA ZScaler Private Access ZPA ZScaler Zero Trust Architect Network Documentation using API

Produkte / Standards / Erfahrungen / Methoden

Profil:

  • If you ask me to perform a task and I have never done it before, honestly, I will tell you that I have not done such a task yet
  • But I bet you what, I know how to find out how to do it. I will perform it and complete it successfully to your satisfaction, is that fair enough
  • Over 25 years of IT experience. I am a highly Qualified Consultant with full life cycle experience in LAN/WAN implementations from consulting, analysis, planning, design, development, testing, and implementation of ICT systems through to maintenance, upgrading, and advisory services
  • Working at a CCIE level to strict deadlines to improve clients? network efficiencies and profits
  • Surely able to help you deliver a High Quality of IP, MPLS VPN, Automation, and Cloud Services
  • Now I am looking to make a significant contribution within a technically challenging role by supporting, administering, and implementing network projects to add more value to your company


Technical Skills and Knowledge Areas:

Internetworking

  • Fiber/CAT5 Patching/Installing/Configuring. LAN / WAN / Frame Relay / ISDN / SDH / DWDM.


Software

  • Microsoft Products (Word, Excel, Outlook Express). SNMP Network Management Applications, Spectrum, Tivoli, SH and RM, Service Center.


Hardware

  • Brocade MLXe-8, MLXe-16 Core routers. Brocade FCX and ICX stackable switches. L2/L3 Cisco, 6000 and 7000 Series Alcatel Omni Switches. Catalyst 3550/3560. Cisco Routers 2500, 2600, 3600 and 7200 series. Cisco AIRONET 350 Wireless Access Point. WLC, Alcatel and Lucent SDH ADMs; Netscreen-ISG 2000.


System Management

  • Experience in SDH / IP Network Management. Performance Monitoring, SNMP, Syslog, NTP, Banners, Remote Access. Basic TCL scripting.


Bridging & Switching

  • ISL and dot1q Trunking, Etherchannel, VLANs, VTP, Spanning Tree,  MSTP. PPPoFR, Multilink PPP over Frame-Relay. Layer 2 Tunneling. MPLS-VPN, VRF Light. WIFI, 802.11a/b/g/n and 802.11ac.


Routing

  • RIPv1, RIPv2, ODR, EIGRP, OSPF, BGP. IPv6 Routing Protocols, RIPng RIP Next Generation, OSPFv3, BGP for IPv6. IGP Redistribution. IP Multicast Routing. VPN Routing. Load distribution.


IP Services

  • TCP/IP, Traffic Monitoring, NAT Load balancing, DNS, DHCP, CDP. IP SLA, WEB Caching. Gateway Redundancy. Traffic Accounting.


QoS

  • Traffic Shaping, Policing, Congestion Management, Congestion Avoidance. WRED. Marking. Traffic Limiting. Real Time Protocol. Traffic Engineering. Policy Routing.


IPv6

  • IPv6 Addressing, IPv6 Tunneling, IPv6 Filtering, IPv6 over Frame Relay.


Security

  • LAN / WAN Security. ACLs & Reflexive ACLs, DoS Filtering, Traffic Filtering, Authentication, SSH, MAC Filtering. VLAN ACCESS MAPS. Cisco ACS.


Support /others

  • 2nd / 3rd Line Support. Network Problem Analysis. Alarm/Traffic Monitoring. Experience in Implementing Changes and Network Migrations. Experience in Real Time Configuration.

Betriebssysteme

Windows XP/7/10
Windows 2012 Server
LINUX and UNIX
HP OPENVIEW
OpenStack

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