Core Network Operation & Maintenance Engineer
Syriatel Mobile Telecom
Total years of experience :26 years, 11 Months
* Performed several upgrades & patch installation projects for Huawei MSS/MGW/STP/HSS.
* Performed successful emergency migration from Huawei NGHLR9820 to new Huawei HSS9860.
* Performed successful migration from Ex-Siemens HLRs to Huawei NGHLR after deep system analyzes with Huawei R&D team and SCCP modifications on signaling gateways.
* Performed detailed and thorough acceptance tests related to swap project from NSN/Ericsson core network nodes to Huawei core network nodes MSOFTX3000.
* Performed successful swap project from NSN/Ericsson core network nodes to Huawei core network nodes MSOFTX3000.
* Performed and administered Huawei iManager M2000 system integration and upgrade.
* Performed successful and fast analysis for general problems, customer complaints and network performance issues using protocol analyzer tools.
* Effectively participated to analyze and solve most of international roaming (voice and SMS) related problems with partner operators.
* Participated and helped to analyze and launch most of VAS projects.
- Supervisor of SIM Operation team.
- Coordinating all SIM operation processes.
- Presenting detailed operation reports to the direct manager.
- Cooperating with other departments to serve as company goals.
- Co-ordinating all ordering & delivery processes starting from supllier country.
- Commanding reception & delivery of transmission & switching items.
- Controling inventory operations.
- Presenting detailed operation reports to Project Manager.
- Supervising all production steps.
- Commanding all maintenance procedures.
- Lead professional group during shift.
- Checking up the product quality.
- Controling inventory & fees operations.
Primary responsibilities included supervision of service department, setting service fees, controlling service department inventory and keeping service tools and documentation up-to-date.
Supporting customers in the hardware & software problems & troubleshooting.