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# Network Engineering Specialist

- **Company:** Asapthe Opportunitywe're
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Temporary contract
- **Skills:** LTE (Telecommunication), Data Analysis, Communications Protocols, Computer Networks, Datagram Transport Layer Security, Network Troubleshooting, Log Analysis, Performance Tuning, Wireshark, Wireless Networks, Data Analytics, Wireless Technologies
- **Published:** October 2, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/network-engineering-specialist/50086906

## About the Role

in UE log analysis, Wireshark tracing, and end-to-end network troubleshooting. Deep understanding of 4G LTE networks, radio performance optimisation, and public safety communications. Proven experience analysing drive test logs, protocol traces and network KPIs. Strong knowledge of: LTE signalling and procedures SIP protocols Push-to-Talk (PTT) services SRTP and DTLS troubleshooting LTE parameters and timers Hands-on experience with tools such as: Accuver Nemo TEMS Actix Wireshark Experience working with Nokia RAN solutions. Ability to communicate complex technical findings to both technical and non-technical stakeholders. Strong analytical and problem-solving skills with a data-driven approach.Desirable ExperienceExperience with LTE-based Public Safety or Mission Critical Communications networks. Knowledge of Ericsson, Huawei or Parallel Wireless technologies. Familiarity with 3GPP and ETSI standards. Experience managing third-party vendors and suppliers. Understanding of project delivery
methodologies and network transformation programmes.What We're Looking ForWe're seeking someone who combines deep technical expertise with strong stakeholder management skills. You'll be a proactive problem solver who can work independently, influence decisions, and drive measurable improvements in network performance.This role would suit an experienced RAN Performance Engineer, RAN Optimisation Specialist, LTE Performance Consultant or Mobile Network SME looking to contribute to one of the UK's most critical telecommunications programmes.Interested? Apply now to learn more about this opportunity and the organisation behind it.If you receive suspicious outreach claiming to be from us, please contact us via the ManpowerGroup website.

## Description

networks, including SIP signalling, Push-to-Talk (PTT), SRTP and DTLS services. Analyse drive test logs and network protocol traces to determine root cause of defects and underperforming KPIs. Investigate systematic issues affecting ESN performance and customer experience. Utilise data from multiple sources including: UE application events and Layer 1-3 logs Drive testing and Wireshark traces eNodeB and Core Network signalling OTT protocol traces Coverage, capacity and OSS performance data Network change records Work collaboratively with engineering, delivery and vendor teams to define and implement corrective actions. Support the development of performance optimisation strategies, best practices and network improvements. Provide technical leadership and subject matter expertise for ESN-related performance issues.Required ExperienceTo be successful in this role, you should have: Extensive experience within mobile telecommunications as a RAN Performance or Optimisation SME. Strong expertise


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