We are Hiring: 4G ESN / Mobile RAN Performance SME
Are you an expert in 4G RAN performance optimization, UE log analysis, and E2E troubleshooting? We are looking for a high-impact Radio Network Performance SME to shape Mobile RAN strategy and lead technical performance initiatives for critical, high-availability networks.
Key Responsibilities:
- End-to-End Analysis: Conduct deep-dive analysis on UE logs, Wireshark traces, and drive test data across OSI Layers 1–7.
- KPI Optimization: Perform root-cause analysis on underperforming network KPIs, systematically diagnosing and resolving defects in ESN PTT over SRTP.
- Protocol & Network Tracing: Analyze LTE, SIP signaling, PTT (Push-to-Talk), and SRTP/DTLS protocols across eNodeB, Core Network, and third-party OTT traces.
- Cross-Team Collaboration: Work directly with RAN Design, Engineering, and third-party vendors (Nokia/Ericsson) to deliver fixes, continuous network improvements, and strategic RAN design requirements.
What We Are Looking For:
- Technical Mastery: Deep knowledge of 4G / LTE, Public Safety over LTE/5G+, Nokia RAN, and protocols (SIP, SRTP, DTLS).
- Logging & Analysis Tools: Expertise in UE log analysis tools (Accuver), drive test software (TEMS / Nemo), Wireshark, and post-processing tools (Actix).
- Data Storytelling: Strong ability to translate complex technical concepts into clear business insights for senior stakeholders and non-technical teams.
- Telecom Experience: Extensive background as a Performance SME on business-critical, high-availability mobile networks.
Quick Snapshot:
- Role: Mobile RAN Performance SME (4G ESN / A2G)
- Domain: 4G RAN, Public Safety LTE, PTT & SIP Signaling, UE Log Analysis
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Network Engineering Specialist employer: Randstad Global Capability Center
Randstad Global Capability Center in Newcastle upon Tyne is an excellent employer, offering a dynamic work culture that fosters creativity and collaboration. Employees benefit from comprehensive training, opportunities for professional growth, and the chance to be part of a fast-growing team in a vibrant city known for its rich history and community spirit. With a focus on innovation and employee well-being, Randstad provides a supportive environment where your contributions are valued and recognised.
Contact Details:
Randstad Global Capability Center Recruitment Team
StudySmarter Expert Advice🤫
We think this is how you could land Network Engineering Specialist
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