Usman Ahmed

System Engineer at Hitachi

Riyadh, Riyadh, Saudi Arabia

About

Telecom Professional with More than 10 years of Technical Experience on Huawei Soft-switch including ATCA MSC (MsoftX3000) , Huawei Media-gateway (UMG8900), Huawei HLR including NGHLR (HLR9820), Huawei Signaling Gateway (STP -SG7000), Huawei Netview Signaling Probe, Huawei MCN/VMS, LSMS/Smartkey, SBC SE2980, I-Manager M2000/U2000/U2020,IMS network also have experience on functionality of GSMR technology ( like GSMR link with Dispatcher VRS RBC) including all CT work mode.

Experience

  • System Engineer at Hitachi Rail
    Jan 2025 - Present · 1 yr 6 mos

    • Maintained 99.999% core network availability, • Ensure optimized utilization and time delivery • Setting, implementing and monitoring of KPIs. • Performing the Software Upgrades keeping in view network improvement • Comply with GSM-R project Policy to ensure smooth operations. • Planning & Deployment for Huawei CS Core/BSC Nodes • Resolve the Multiple Critical/Major/Minor issues • Migration and solution delivered E2E in • Backup & Recovery • New Interconnect creation & deployment • Project related work LLD HLD preparation

  • Core Engineer at Huawei
    Aug 2022 - Jan 2025 · 2 yrs 6 mos

    CS/GSM-R Backoffice Engineer SNS KSA (09/2022 -Present) • To ensure Core network availability at 99.999%. • Ensure optimized utilization and time delivery • Hand on exp[erience on DISPATCHER, VRS, RBC. creating PRALNK and testing performed smoothly Hand on experience on VGCS/VBS and all Call type functionality (including ALl CT type) Implementation PBX P2P connectivity and testing perform smoothly in GSMR project Implementing and monitoring of KPIs. • Performing the Software Upgrades keeping in view network improvement • Comply with GSM-R project Policy to ensure smooth operations. • O&M of CS & GSMR Core Network • Network operation O&M of Core Network • Planning & Deployment for Huawei CS Core Nodes • Resolve the Multiple Critical/Major/Minor issues on the basis of SR process for Huawei Nodes • New Interconnect creation & deployment • Addition of new A links with BSCs, muting testing and addition/rehoming of sites in MSC.

  • Executive CS configuration management at Zong CMPak Ltd
    Mar 2021 - Aug 2022 · 1 yr 6 mos

  • Core Network Engineer at Mobiserve Pakistan
    Apr 2014 - Jun 2017 · 3 yrs 3 mos

    Hardware Installation, Version & Patch Up gradation • License Loading, Software Configuration • Maintains the service delivery level within the SLAs • Integration with Datacomm Switches • Integration with OMO • Hardware & Software ATP • DB Audit/Cutover Plan preparation Perform parameter modifications with the support of back office. Customer Complaint Handling, basic level troubleshooting. Call flow analysis Maintains the service delivery level within the agreed SLAs.

  • NOC SLM Engineer at Huawei
    Nov 2012 - Mar 2014 · 1 yr 5 mos

    • Daily route cause analysis of outage report, identify and resolved the chronic issues that are cause of network issue • Upgrades & New Interconnects Creation • Monitoring the Team performance according to the contracted SLA/KPIs • Hourly Outage Summary Updates escalation • Team escalation on sites. • Closing Trouble Tickets and escalating to Field Teams • Backup & Recovery • Maintaining RCA report on daily, weekly and monthly basis