freiberufler Netzwerk Administrator auf freelance.de

Netzwerk Administrator

offline
  • auf Anfrage
  • 60438 Frankfurt
  • National
  • de  |  en  |  sr
  • 25.10.2018

Kurzvorstellung

IT-Berater mit dem Schwerpunkt im Netzwerk Bereich - LAN, WAN, Cisco, Switching, Routing, CCNA, Configuration, Implementation, Migration, Support, Rollout, Change and Incident Management, Monitoring, Installation

Ich biete

Projekt‐ & Berufserfahrung

Enterprise Data Network Services, Support Specialist
DZ Bank, Frankfurt
8/2011 – 8/2011 (1 Monat)
Banken
Tätigkeitszeitraum

8/2011 – 8/2011

Tätigkeitsbeschreibung

- Datacenter migration, Cisco switch and router installation and configuration, documenting (NetOrganizer), controlling, capacity management, management of subcontractors

Network Implementation Engineer
Commerzbank AG, Frankfurt am Main, Frankfurt
11/2010 – 1/2012 (1 Jahr, 3 Monate)
Banken
Tätigkeitszeitraum

11/2010 – 1/2012

Tätigkeitsbeschreibung

- Installation and configuration of Cisco switches 3560, 3750, 6500 and VSS (VLANs, trunks, HSRP, Port Channeling, Out-of-Band Management, OSPF, vrf, MPLS), Extreme Switches, Cisco Routers 2821, 3845, 7206; execution of moves, adds and changes in Data Centers and branch offices; implementation of work orders

Office Standardization Network Rollout, 802.1x Implementation
T-Systems Business Services GmbH, Bonn, Bonn
7/2009 – 11/2010 (1 Jahr, 5 Monate)
Telekommunikation
Tätigkeitszeitraum

7/2009 – 11/2010

Tätigkeitsbeschreibung

- Collection and consolidation of network detail data, present situation analysis, planning and preparation, coordination activities necessary for site migration
- Layer2 and Layer3 Cisco Switch configuration for Port Security, dot1x and MAB, VLAN, HSRP, MSTP, BGP, troubleshooting, change and migration, quality control

Customer Solutions Operations South, Support Engineer
T-Systems International GmbH, Würzburg, Würzburg
1/2009 – 6/2009 (6 Monate)
Telekommunikation
Tätigkeitszeitraum

1/2009 – 6/2009

Tätigkeitsbeschreibung

- Technical Assistance, Monitoring, Troubleshooting;
- Hardware, Software and Line Ordering; RMA Processing
- Change implementation, Maintenance of resource databases and configuration repository

Test and Turn-up Services for Volksbank and Raiffeisenbank
T-Systems International GmbH, Global Network Facto, Eschborn
4/2008 – 12/2008 (9 Monate)
Telekommunikation
Tätigkeitszeitraum

4/2008 – 12/2008

Tätigkeitsbeschreibung

- Cisco (Customer Edge) and Juniper (Provider Edge) router testing and configuration - ATM, Frame Relay, DSL, BGP; CPE router provisioning and commissioning, troubleshooting
- Interface between Project Management, IP Configuration team and Field Service
- Coordinating migration, receiving calls from technicians that are at customer sites and helping them out to configure CPE equipment
- Planning and Preparation, Work Coordination, Service Provisioning, Resource planning and router, port and line (leased lines, DSL and ISDN backups) ordering

Change and Migration for Deutsche Post World Net
T-Systems International GmbH, Special Networks Kö, Köln
10/2007 – 3/2008 (6 Monate)
Telekommunikation
Tätigkeitszeitraum

10/2007 – 3/2008

Tätigkeitsbeschreibung

- Change Management and coordination
- Switch (Cisco Catalyst, Nortel BayStack, Alcatel OmniStack and OmniSwitch) and Cisco Router configuration
- Network Monitoring (Spectrum OneClick, SMT)

Project team member / Network Implementation
EDS Operations Services GmbH, Rüsselsheim, Rüsselsheim
4/2007 – 9/2007 (6 Monate)
IT-Dienstleister
Tätigkeitszeitraum

4/2007 – 9/2007

Tätigkeitsbeschreibung

- Cisco Switch and WLAN Access Points configuration (Cisco Catalyst 3550, 3750 and 6509)
- Planning and redesigning of customer IP Data networks, documenting and diagramming
- Creation of drafts, design proposals and engineering work orders
- Inventory database maintenance (FNT C6000, Cisco Works)

Project team member, Rollout Project
T-Systems International GmbH, Special Networks, Bi, Bielefeld
4/2005 – 2/2007 (1 Jahr, 11 Monate)
Telekommunikation
Tätigkeitszeitraum

4/2005 – 2/2007

Tätigkeitsbeschreibung

Switch and Router configuration (Cisco 7513, Catalyst 2950, 3750 and 6509, BayStack 350, 450) for NetFlow accounting, SNMP monitoring, HSRP, access control lists, Radius authentication, VLAN 802.1q
- Cisco IOS and hardware upgrade, supporting on-site technicians
- Assessment of performances, analyzing of reports, troubleshooting, carrying out change requests
- Monitoring and reporting using HP Network Node Manager, Concord eHealth, IsarFlow
- Maintenance of internally developed inventory database

Migration of Quelle shops for ITELLIUM Systems & Services
T-Systems International GmbH, Nürnberg, Nürnberg
9/2004 – 11/2004 (3 Monate)
Telekommunikation
Tätigkeitszeitraum

9/2004 – 11/2004

Tätigkeitsbeschreibung

- Configuration of routers
- Helping suppliers to go through the rollout plan and accompanying documents
- Ensuring prompt delivery of necessary technical information
- Coordination of participating departments and daily reporting to project and change management
- Monitoring of the rollout and documentation maintenance using network inventory tools

Support Specialist for the Nortel Remote Access solutions
Nortel Networks Germany GmbH & Co. KG, Frankfurt a, Frankfurt am Main
1/2001 – 11/2002 (1 Jahr, 11 Monate)
Telekommunikation
Tätigkeitszeitraum

1/2001 – 11/2002

Tätigkeitsbeschreibung

RAS Support, Customer Network Support Team
- Configuring CVX 1800 / 600 (Remote Access Servers)
- Configuring CVX Policy Manager and Preside RADIUS for Dial Access, Wholesaling Services and VPN
- Providing Emergency First Line and Call Engineer Support
- Troubleshooting, lab duplication, problem resolution and solution testing
- Testing and validation of new CVX and CPM software releases, Compatibility Testing of end-user hardware
- Reporting to different management levels
- Interfacing with the customer through weekly conference calls, regular meetings, lab trials and demonstrations

IP Multicast acceptance test for ish GmbH & Co. KG (former Kabel NRW), Cross-Product Integration Team
- Configuration of Juniper routers, Nortel Passport 8600 switches and ADC CUDA for IP Multicast
- Lab setup, writing documentation, execution of the lab and field test cases, field integration support
- Performing mass roll-out, writing Change Requests and Procedures

Zertifikate

Cisco CCNA
November 2003

Ausbildung

Telekommunikation
(Dipl. Elektroingenieur)
Jahr: 1997
Ort: Belgrad, Serbien

Qualifikationen

CCNA, Cisco Switche und Router, LAN, WAN, OSPF, EIGRP, RIP, BGP, STP, VLAN, HSRP, VSS, TCP/IP, Ethernet, ARS Remedy, HP Service Center, Command, HP OpenView, Spectrum OneClick, Nortel Switche, Extreme Switche, Alcatel Switche, NAS Synology, IP Kameras,

Persönliche Daten

Sprache
  • Deutsch (Fließend)
  • Englisch (Fließend)
  • Serbisch (Muttersprache)
Reisebereitschaft
National
Arbeitserlaubnis
  • Europäische Union
Profilaufrufe
1641
Alter
49
Berufserfahrung
23 Jahre und 8 Monate (seit 03/1998)

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