Core Network Lab Engineer

Location: Overland Park, KS
Job Code: 1850
# of Openings: 1


GTA is a leading independent provider of high-value engineering, technology, and business consulting services to the telecommunications industry. The company is based in Reston, VA and has a presence throughout the US and Internationally. 


Job Description:

  • Develop and execute systems level and functional area tests for 3gpp 4G/5G Core
  • Responsible for building automation scripts to validate existing and new test cases
  • Integrate automated scripts into the automation framework
  • Develop scripts to collect and analyze improve Key Performance Indicators (KPIs)
  • Responsible for expanding/enhancing E2E load & call performance test environment
  • Design and implement automated tests for new build, regression, integration, load, and/or performance testing
  • Collaborate with automation architect to develop, sustain, and mange infrastructure platform configurations for CI/CD, automated build, and test execution
  • Support analyzing and troubleshooting issues in the lab

Minimum Qualifications:

  • Excellent architecture and call flow level knowledge in LTE EPC Core, 5G-NR NSA & SA Core, VoLTE and 3GPP standards.
  • Experience creating, implementing, and reviewing integration, functional, and load/performance test cases for 4G EPC Core.
  • Expert-level understanding of operational measurements to monitor and KPIs within 4G/5G Core
  • Experience creating automation test scripts in Python (preferred), and other scripting languages
  • Hands-on experience on network load/traffic simulators (Spirent Landslide, Ixia Perfect Storm) and protocol analyzers tools (Wireshark)


  • Working knowledge of virtualized 3GPP Mobile Packet Core network
  • Experience with automation tools such as Selenium, REST API and UNIX Shell scripts


Additional Position Requirements:

A background investigation and drug test is required.


Global Technology Associates, LLC (GTA) is an Equal Opportunity Employer M/F/D/V 

All qualified applicants will receive consideration for employment without regard to their protected veteran or disabled status and will not be discriminated against.


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