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Cisco Netzwerk Spezialist

Profil
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).
Verfügbar ab
31.12.2022
Noch verfügbar - Schnell sein lohnt sich: Der Experte kann bereits für Projekte vorgesehen sein.
Verfügbar zu
60%
davon vor Ort
100%
Einsatzorte
PLZ-Gebiete
Länder
Ganz Deutschland
Remote-Arbeit
möglich
Art des Profiles
Freiberufler / Selbstständiger
Der Experte ist als Einzelperson freiberuflich oder selbstständig tätig.

8 Jahre 2 Monate

2014-12

heute

CISCO CONSULTING ENGINEER

Projektinhalte
  • Network Optimization and Restructuring.
  • Creating Reports and Documentation using Python scripting.
  • Configuring Cisco Routers, Switches, Firewalls for Log Analysis using Splunk.
  • Ensuring Network High availability and High Security
  • Knowledge of SDN, Opendaylight, OpenStack, ACI, Openflow and Python scripting
  • Network analysis, planning, design, development, testing and implementation
  • Review of LLD and HLD documentation
  • Managing Cisco ASA Firewalls and F5 BigIP Load Balancers
  • Monitoring performance, troubleshooting network problems and outages
  • Data network fault investigations
  • support and administration of firewall environments
  • Identifying and Upgrading to the most stable firmware releases
  • Providing remote support to Field Engineers and End customers
  • Configuring advanced Routing and Switching
  • Capacity Management and Network Auditing
  • Liaising with Project Management and Engineering Team on a regular basis
  • Worked with Catalyst 2960, C3550, C3560 C3750, C4506 and C6513
  • Active Directory, DNS and DHCP of Windows 2012 Server
Einsatzort
Algeria and Germany
10 Monate

2014-02

2014-11

CISCO CONSULTING ENGINEER AT CISCO

Projektinhalte
  • Working within Cisco Advanced Services team covering EMEA countries.
  • 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
Einsatzort
ALGIERS
8 Monate

2013-03

2013-10

CISCO NETWORK ENGINEER AT AXA TECH

Projektinhalte
  • Working in a Data Centre environment based on Cisco Routers, Switches.
  • Configuring new deliveries and deleting old ones.
  • Service Requests, Firmware Upgrades, troubleshooting and analysis of Customer’s network problems in a Data Centre Environment.
Einsatzort
COLOGNE
1 Jahr 4 Monate

2011-10

2013-01

ON SITE IP ENGINEER AT BROCADE

Projektinhalte
  • 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.
Einsatzort
Wolfsburg
7 Monate

2011-03

2011-09

DATA LAN ENGINEER AT ALCATEL-LUCENT

Projektinhalte
  • 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 as an Interface between end customer and Alcatel-Lucent TAC support.
  • Working with the 6850, 6855, 9700E, 9800E Omni Switches.
Einsatzort
OLDENBURG
6 Monate

2010-07

2010-12

SENIOR NETWORK ENGINEER AT T-SYSTEMS

Projektinhalte
  • Working on a Virtualization Migration project; 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.
Einsatzort
DUESSELDORF
1 Jahr 3 Monate

2008-11

2010-01

SENIOR NETWORK ENGINEER AT T-SYSTEMS

Projektinhalte
  • 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)
Einsatzort
DUESSELDORF

2008
CONFIGURATION SPECIALIST AT BRITISH TELECOM                          ESCHBORN

  • Re-design and Implementation of an International Customer network. (German and International Sites combined of LAN/SAN, MPLS and IPSec. Documenting Customer?s Network using Microsoft Visio)
  • Preparing / generating and loading Full Configurations to migrate IPSec routers (Site-to-Site VPNs) for more than 60 sites.
  • Executing Changes / Migrations on an existing complex life customer network.

2007
SECOND LINE SUPPORT AT HP NWCC EMEA                                    RATINGEN

  • Provided 2nd Line Support to HP customers all over Europe, Middle East and Africa.
  • Second Line Support in a complex Infrastructure and heterogeneous LAN / WAN Components.
  • Worked with Security Team to solve any Firewall Issues.
  • Provided detailed analysis on cases. Raising Cisco TAC cases in event of bugs and complex problems.
  • Used Tools such as WFM Clarify, NetMeeting, Meeting Place, Jabber, Outlook and VPN access.
  • Provided remote support to End Customers.
  • Trained 1st Line Support Engineers on a Routing and Switching Workshop (Configuring and Troubleshooting Spanning Tree, VLAN, Trunks, Tunnelling,  RIPv2, OSPF, EIGRP and BGP)

2006
MIGRATION OF DATA NETWORKS AT T-SYSTEMS                                  (KOELN)

  • Migrating 7000 series, 7700 and 7800 Alcatel Omni Switches in SPECTRUM Network Management Systems
  • Network Discovery and Documenting the Network for delivery to operation team
  • Training NOC Operators on delivering IT services specifically WLAN
  • Supporting the NOC team in troubleshooting the migrated network in case of open tickets

Mehr Projekte auf Anfrage.

Year 2017
Training on Splunk Fundamentals: Certification for Splunk User
 
Year 2016
Training on Python Programming Language, Scripting for Networking
 
Year 2016
Training on CA Spectrum r10: Operator 200
 
Year 2015
Training on F5 BIG-IP LTM
 
Year 2011
ACFE Alcatel-Lucent Certified Field Engineer 
 
Year 2009
CCIE Service Provider (Written), Lab On going.

Year 2008
CCIE Routing & Switching  ( CCIE # 20869 )

Year 2003 /2004
CCNA / CCNP       Cisco Certified Network Professional (Germany). 

Year 1994
Diploma  University State Engineer in Electrical Engineering.

Cisco Netzwerk Support

Arabisch Sehr Gut
Deutsch Gut
Englisch Sehr Gut
Französisch Gut
Niederländisch Gut

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).
Produkte / Standards / Erfahrungen / Methoden

Technical Skills and Knowledge Areas

Operating systems: 

  • Windows 2012 Server, LINUX and UNIX. HP OPENVIEW. OpenStack

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.
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