Highly motivated individual with excellent troubleshooting skills.
Familiar with LTE network architecture, VOLTE E2E call flows, and 3GPP specification.
Excellent hands - on experienced with Confidential 3g/4g macro/micro eNODEBs, SGSN/MME, RNC, BSC, MSC, and ALU MSMCI small cells.
Confidential, Redmond, WA
Troubleshoot complex issues encountered during lab testing.
Participate in test execution by the combined Confidential &T and ALU vendor testing team. Analyzed complex issues encountered during testing. Utilize Lab JDSU protocol analyzer to capture and solve complex problems and to ensure compliance with 3GPP specification.
Coordinate across multiple team to test and complete complex SGSN/MME and RAN test validation requirements.
Develop and create lab TOL (Test Object List), and test instruction procedure used for test verification (i.e. E911, Volte, SRVCC, S1 and X2 handover testing).
Provide weekly progress report to RPC test lead/manager, and Upload weekly test result to Confidential &T Quality Access Center.
RAN Service Engineer
Confidential, Bellevue, WA
Perform LTE and UTRAN software verification testing, MOP validation tests as defined by the Confidential & Confidential Architecture Team, and provide troubleshooting expertise to solve software fault codes, alarms, and fault analysis during regression testing and new software feature testing.
Development of a schedule for lab certification to meet the business needs of the program, including Lab Entry and Exit as well as FFA Entry and Exit targets.
Integration and configuration of new Confidential network elements.Commissioning and acceptance testing and to ensure that all testing requirements are completed as per contract requirements.
Define and configure new testing requirements for lab testers, like for example (Volte, SRVCC, S1 and X2 PS/CS handover, Carrier Aggregation).
Document all test results, the methodology employed, tools utilized, platforms validated and their capabilities.
Operation and maintenance of Confidential &T lab Confidential RAN and Core network equipment s (ENB, RNC, MSC).
Provide fault analysis, recovery effort and escalation of emergency cases to PDU in various software issues during software validation.
Provide solution to issues encountered during FOA activities.
Follow up open lab ticket or Confidential CSR and work closely with customer in fixing faults in the market.
Reproduce faults in the lab, and provide solution as soon as possible.
Coordinate integration and testing of new Confidential switch equipment and 3rd party platforms.
Network Operation Engineer
Confidential, Plano, TX
Provide GSM / TDMA / CDMA consultation services, operation and maintenance of Confidential MSC, BSC, and RBS 884.
Provide hands on training to customer operation and maintenance engineers.
Responsible for analysis of any software and hardware faults encountered on site and provision of test system traces and creation of trouble report as needed.
Provide MSC and BSC consultation services to wireless company such as BellSouth and Cricket wireless.
Provide assistance to the switch installation testers during cutover activities of new msc, like b - number analysis tracing, software fault tracing, switch and rbs integration, as well as group switches hardware expansions.
SENIOR SUPPORT ENGINEER
Provide on site emergency software correction as needed.
Fault isolation using test system tracings and analysis of system restart.
Responsible for installation testing and integration of MSC and HLR.
Coordinate weekly customer service review meeting with customer.
Provide support to the installation testers for CMS 8810, PSTN and IGF.
Provide 6 months testing support to Confidential.
Perform AXE 10 installation testing and cutover of PSTN.
Develop and modify test programs and repair of AXE PCBs and I/O devices Confidential
Develop LAN clipper subscriber lists application programs for Confidential.