ESN Engineer

2 days ago


Greater London, United Kingdom Ericsson Full time

Overview As an ESN Engineer at Ericsson, you will own a designated group of sites, working as part of a four‑person team covering adjacent territories. The role requires self‑management, proactive maintenance, and close collaboration with other ESN engineers and the wider FSO team to boost network resilience and availability. This position requires a flexible work schedule, including a 24/7 on‑call rota, potential shift work, and travel to remote islands for service recovery. In a major network event, you should lead and complete recovery in your own and adjoining areas. Responsibilities Conduct corrective maintenance activities and manage site facility operations. Take full responsibility for assigned ESN sites, proactively maintaining them to prevent failures and lead coordination with other technical teams to resolve issues. Lead problem management for your area, resolving major issues in your own and neighbouring areas. Work individually and as part of the FSO and wider Ericsson teams to achieve right‑first‑time resolution within customer SLA’s without compromising safe working practices. Carry out reactive and proactive maintenance on multi‑customer, multi‑technology networks, achieving agreed performance targets (mostly EE/ESN). Participate in a 24×7 call‑out rota covering all equipment in the service area. Assist in the development and review of FSO processes and procedures with a view to maximise efficiency. Qualifications Radio Frequency (RF) transmission and receiver systems in mobile communication equipment. AC/DC power systems (single phase and three phase). UPS systems and deployed ESN generators. Satellite backhaul systems. Rectification and power distribution systems. >GSM, UMTS and LTE fundamentals. Cellular network fundamentals, mobility management, cell planning. Radio access network and core network architecture. Antenna systems, mast head amplifiers, feeder systems and connectors. Location Scotland – Dumfries. Applicants must already reside in or be willing to relocate to Dumfries. Employment Full‑time, Permanent. Reports to the Regional Manager. #J-18808-Ljbffr


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