Company: Randstad Technologies Recruitment
Location: London
Job Description:
Randstad Technologies Recruitment is seeking a 4G/5G RAN Performance & Optimisation Expert (ESN) in London on a hybrid site. The contract runs for six months with a potential extension.
You will drive ESN performance, define SLAs/KPIs, and coordinate optimisation trials across Nokia and Ericsson RAN. You will analyse drive tests, logs and CN protocol data, troubleshoot SRTP/DTLS issues, and work with SMEs and third-party suppliers to deliver fit-for-purpose RAN designs for ESN, ensuring high
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Posted: October 3rd, 2026