Sr. Wireless Network Test Engineer
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Hourly Salary:
Posted on:
13 hours ago
Vacancies:
1 Vacancy
Job Summary
Senior Wireless Network Test Engineer (Munich Germany)
Location: Munich Germany (Onsite)
Employment Type: Full-time
Work Authorization: Candidates must have the legal right to work in Germany (EU citizen or valid German/EU work permit)
Position Overview
Inabia is expanding its telecom engineering presence in Europe and is seeking an experienced Senior LTE/5G Network Test Engineer to support advanced mobile network testing for a telecommunications client in Munich. This role requires strong hands-on experience across 4G/LTE 5G NR RAN Core (EPC/5GC) and IMS/VoLTE along with expert knowledge of test tools and log analysis.
The ideal candidate brings deep technical understanding of 3GPP standards and can execute end-to-end testing in both lab and field environments.
Key Responsibilities
1. LTE / 5G NR Network & Protocol Testing
Use advanced telecom tools including:
5. Reporting & Collaboration
Location: Munich Germany (Onsite)
Employment Type: Full-time
Work Authorization: Candidates must have the legal right to work in Germany (EU citizen or valid German/EU work permit)
Position Overview
Inabia is expanding its telecom engineering presence in Europe and is seeking an experienced Senior LTE/5G Network Test Engineer to support advanced mobile network testing for a telecommunications client in Munich. This role requires strong hands-on experience across 4G/LTE 5G NR RAN Core (EPC/5GC) and IMS/VoLTE along with expert knowledge of test tools and log analysis.
The ideal candidate brings deep technical understanding of 3GPP standards and can execute end-to-end testing in both lab and field environments.
Key Responsibilities
1. LTE / 5G NR Network & Protocol Testing
- Execute full lifecycle testing: attach registration bearer setup PDU sessions VoLTE/VoNR call flows
- Validate handover (HO) data performance throughput latency jitter packet loss
- Conduct KPI evaluations and troubleshoot performance degradations
- Debug issues across gNB/eNB EPC/5GC (MME AMF SMF UPF) and IMS components
- Analyze protocol behavior across RRC NAS SIP RTP Diameter
- Collaborate with vendor engineering teams device OEMs and operators
- Build/manage test beds including UEs SIM configurations APNs gNB/eNB parameters
- Integrate and maintain testing frameworks and network simulators (Keysight/IXIA/Spirent)
- Ensure environment stability for regression performance and interoperability tests
Use advanced telecom tools including:
- QXDM / QCAT / QTRACE
- Wireshark / tcpdump
- Keysight/IXIA Spirent Anritsu
- TEMS X-Cal Rohde & Schwarz tools
5. Reporting & Collaboration
- Create detailed test cases test plans KPI dashboards and defect reports
- Work closely with cross-functional engineering teams in Germany and internationally
- Provide technical input during planning integration and software release cycles
- 5 years experience in LTE/5G network testing or mobile device/network validation
- Strong experience with VoLTE/IMS RRC/NAS debugging and core network interactions
- Hands-on proficiency with telecom test tools (QXDM QCAT Wireshark TEMS X-Cal Keysight/IXIA)
- Excellent understanding of 3GPP standards for LTE and 5G
- Ability to conduct structured testing in both lab and field environments
- Ability to work onsite in Munich
- Legally authorized to work in Germany (EU citizenship Blue Card or valid German work permit)
- Experience with European mobile operators (e.g. Deutsche Telekom Vodafone Telefónica/O2)
- OEM device testing (Samsung Google Motorola Xiaomi etc.)
- Familiarity with private 5G CBRS-like shared spectrum or enterprise 5G deployments
- Experience with KPI automation scripting or CI/CD testing frameworks
Required Experience:
Senior IC
Key Skills
- Cisco ISE
- Network Engineering
- LAN
- Computer Networking
- WAN
- Zigbee
- Technology Management
- 5G
- 3G
- MPLS
- Network Architecture
- 4G/LTE
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