Senior Network Engineer

5/2013 – 12/2015

Role:
Technischer Support Level 2
Aufgaben:
 Am Beginn der Tätigkeit primär Config Management (Einrichten der Traces) und danach Automatisierung mit Shell Skripten, Troubleshooting und Entstörung
 Implementieren von Changes inkl. ggf Dokumentation in COMS
 Pilot Unterstützung für diese Funktion bei neuen Releases oder Korrekturen und Vorbereitung von Dokumenten
 Übernahme der Entstörung bei Ausfall der Trace Funktion im eRAN oder Beschwerden der Kunden
 Zusammenarbeit mit dem Team RAA Routers/Firewall/Switch bei der Entstörung der Tracefunktion bezogenen Probleme
 Zusammenarbeit mit dem Team Load Balancer bei der Entstörung der Tracefunktion bezogenen Probleme
 Analyse und Beseitigung von Incidents im eRAN Huawei und NSN bezogen auf Trace Funktion
 Unterstützung und Automatisierung bei der Erstellung von Status Reports zu Trace Funktionalität im eRAN


Technisches Umfeld:

NSN Netact, iOMS, Huawei M2000, V880, V490, Multiboot Environment, Linux 2.6.16, IP multipathing, Shell Scripting, Citrix Server, HP DL380G6 & HP DL580G7 Servers, SUN M5000, Firewalls, Cisco Switches, Netscout, F5 Load Balancer,Nagios, Munin

Firewalls, Linux (Kernel), Shell (CSH), IT-Support (allg.), Router / Gateways, Scripting, Technischer Support

3/2011 – 1/2013

Technical Analyst (level 2 technical support) für BSS 2G/4G.

Incident-Management, ITIL, 2nd & 3rd Level Support, IT-Techniker (allg.)

6/2008 – 3/2011

Project context:
Technical support mission responsible for developing a Disaster Recovery Solution for the OMCRs in the Tmobile network.
Played Role:
Technical Support level 3, developer and tester
Actions:
 Developing scripts in Perl and Shell for the entire solution
 Testing the scripts in various configurations
 Legato Server connexion integration in this Solution
 Detecting and follow-up of system and application bugs – Fault Reports
 Preparing the solution for Acceptance and Pilot
 Successful Rollout for the Project in the whole Tmobile Network


Technical Environment:

Solaris 10, V880, V490, SUN M4000 serveurs avec StorageTek 2540, perl et shell scripts

Alcatel Germany 2008 - juillet 2010
Project context:
Technical support mission responsible for all kinds of migration for the Alcatel proprietary software on Solaris platforms, which supervise GSM networks in Germany.
Played Role:
Technical Support level 2
 Upgrade of proprietary software for Solaris 10 platforms
 Detecting and follow-up of system and application bugs – Fault Reports
 IP and X25 expertise
 Trace analysis of specific processes
 Legato Server restores
 Various BSS related operations and GSM network configurations
 Patches installations for various releases
 Creating/changing hard drive partitions and storage volumes

Solaris, Testen, Perl, Shell (CSH), IT-Support (allg.), Systemmigration, Storage, Back up / Recovery, Telekommunikation / Netzwerke (allg.), Netzwerkadministration (allg.), GSM/GPRS, Rollout, Rechnergestütztes Betriebsleitsystem (RBL), Filtertechnik, Technischer Support

4/2006 – 7/2007

Project context: R&D Subsystem Integration for 3G OAM Nortel Servers.
Played Role: Technical Analyst level 3 for the OAM 3G Installations and Upgrades.
Actions:
 Application Software Upgrades for OAM servers on Solaris 9 platforms
 Validation of specific upgrade procedures through anomalies detection and follow-up Change Requests(CR)
 Trace analysis of specific Unix processes, belonging to Nortel
 Improving backup/restore procedures in Nortel ksh scripts
 Contribution to plan OAM test strategy & definition

Technical Environment:
Solaris 9, V880, V490, korn shell scripts, multiboot environments, configurations live upgrade (lu_create, lu_upgrade, lu_activate), java j2EE, Clearcase

Solaris, Testen, Shell (CSH), 2nd & 3rd Level Support, Systemmigration, Back up / Recovery

7/2003 – 12/2005

Project context: Mission for all kinds of migration for the Alcatel proprietary software (OMCR, NPA, RNO) which supervise/maintain the GSM networks in France and worldwide.
Played Role: Technical Analyst level 2/3
Actions :
 Proprietary Application Software Upgrades (OMCR/RNO/NPA) on Solaris 6 and 8 platforms – execution, method improvements(including backup/restore), detection and follow-up of bugs through Fault Reports (ARTS Interface)
 Sharp troubleshooting on IP and X25 issues
 Creating scripts to provide a workaround of some anomalies until the official resolution/correction
 Mission to investigate a bug in X25 Alcatel software in Courbevoie/La Defense for SFR GSM operator in France, ended successfully despite the wide international context (France, Portugal, China and Romania) and the bug denial of almost all the counterparts
 Trace analysis of specific Unix processes, belonging to Alcatel
 SUN contractors interface and follow-up in case of HW failures
Technical Environment:
Solaris 2.6 and 2.8, V880 SunFire Servers and E4x00, shell scripts, HP Openview, Storage Array A1000, Mirroring, ARTS, DIAMS(documentation server), Oracle, Frame Relay, IP over X25, X25 over IP

Solaris, 2nd & 3rd Level Support, Rollout Techniker, Anwendungsadministration, Systemmigration, Back up / Recovery, Netzwerkadministration (allg.)