Freelancerprofil: Netzwerk Administrator in Frankfurt am Main, Deutschland

Netzwerk Administrator

Frankfurt am Main, Deutschland
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Slobodan Milenkovic

Konrad-Zuse-Str. 43
60438 Frankfurt
Telefonnummer: (××××/×××××××××××××
Email: ××××××××××××××××@×××××××××××

Geboren am 02.12.1971

Beruflicher Werdegang

12/10 - Commerzbank AG, Frankfurt
Group Information Technology, Network Implementation National
- Cisco Switch 3560, 3750, 65xx, VSS and Router 2821 configuration - VLAN, dot1q, trunking, HSRP, Access lists, ATM, OSPF, EIGRP, NAT
- Adds, Moves and Changes in Datacenter (RZ) environment

07/09 – 11/10 T-Systems Business Services GmbH, Bonn
Office Standardization Network Rollout, 802.1X Implementation
- 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 and troubleshooting, change and migration

01/09 – 06/09 T-Systems International GmbH, Würzburg
Customer Solutions Operations South
- Technical Assistance, Monitoring, Troubleshooting;
- Hardware, Software and Line Ordering; RMA Processing
- Change implementation, Maintenance of resource databases and configuration repository

04/08 – 12/08 T-Systems International GmbH, Global Network Factory, Eschborn
Test and Turn-up Services for Volksbank and Raiffeisenbank
- 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

10/07 – 03/08 T-Systems International GmbH, Special Networks Köln
Change and Migration for Deutsche Post World Net
- Change Management and coordination
- Switch (Cisco Catalyst, Nortel BayStack, Alcatel OmniStack and OmniSwitch) and Cisco Router configuration
- Network Monitoring (Spectrum OneClick, SMT)

04/07 – 09/07 EDS Operations Services GmbH, Rüsselsheim
Position: Project team member / Network Implementation
- 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)

04/05 – 02/07 T-Systems International GmbH, Special Networks, Bielefeld
Position: Project team member, Rollout Project
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 NetworkNodeManager, Concord eHealth, IsarFlow
- Maintenance of internally developed inventory database

09/04 – 11/04 T-Systems International GmbH, Nürnberg
Migration of Quelle shops for ITELLIUM Systems & Services
Position: Project team member, Rollout and WAN Migration
- 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

01/01 – 11/02 Nortel Networks Germany GmbH & Co. KG, Frankfurt am Main
Position: Support Specialist for the Nortel Remote Access solutions
RAS Support, Customer Network Support Team
- Configuring CVX ××××/××××××××××××× (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

02/99 – 01/01 Telekom "Srbija" Belgrade, national telecommunication service provider
Position: IT Specialist in System Management Team
- Managed and monitored a 500+ node network.
- Performing configuration and installation of Cisco switches (4000, 5000), routers (800, 1600, 2500, 5300, 7200) and Cisco PIX Firewall
- Configuring access lists, static routing, RIP and EIGRP, VLAN implementation (static and dynamic)
- Implementation of CiscoSecure ACS as AAA server, managing groups, user accounts and policies
- Performed network systems backup and recovery
- Training, remote and on-site support for internal network users within Windows 9x, NT 4.0 and 2000 environment

03/98 – 02/99 Federal Hydrometeorological Institute, Belgrade, government agency
Position: Junior IT Specialist
- Maintained a mixed network of VMS and Linux servers and Windows workstations running DecNET and TCP/IP
- Planned a new switch-based Fast Ethernet network

12/08 the campus GmbH Eschborn Cisco exam BCSI 642-901
02/06 Com Center GmbH Frankfurt, Cisco CCNP exam BCMSN 642-811
××××/××××××××××××× VHS Frankfurt, Teilnahme am KDS Sprachkurs (Kleines Deutsches Sprachdiplom)
11/03 Tria IT Frankfurt/Pearson VUE, CCNA Zertifikat, Exam 640-607
August 2003 Goethe Institut and VHS Frankfurt, Zentrale Mittelstufenprüfung (ZMP), Note 1
××××/××××××××××××× VHS Frankfurt, Zentrale Mittelstufenprüfung (ZMP) Vorbereitungskurse
××××/××××××××××××× LSI Language School Frankfurt, Zentrale Mittelstufenprüfung (ZMP) Vorbereitungskurs
Februar 2003 Goethe Institut und VHS Frankfurt, Zertifikat Deutsch (ZD) Prüfung, Note 1
××××/××××××××××××× LSI Language School Frankfurt, Zertifikat Deutsch (ZD) Vorbereitungskurs
11/01 Nortel Networks Germany Basics of IP Routing with BGP
05/01 Nortel Networks Spain, Madrid CVX 1800 Operations & Maintenance
12/00 Alcatel SEL, Stuttgart Alcatel Omnicore 5000 Technical Training
08/99 Pupin Telecom Datacom Belgrad Plaintree Wave Switch configuration and management
××××/××××××××××××× MDS, Belgrad
- Introduction to Cisco Router configuration
- Cisco Dial up Services
- Cisco Catalyst 5000 series Switch configuration
- Cisco Works 2000, Cisco View

××××/××××××××××××× Universitätsstudium, Diplom-Elektroingenieur
Belgrader Universität, Fakultät für Elektroingenieurwesen
Abteilung für Telekommunikation und Elektronik (Durchschnittsnote 8.2 / 10)

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