ESN Engineer

ESN Engineer

Ericsson Loughborough, England, United Kingdom

As an ESN Engineer, you will own a designated group of sites as part of a four‑person team covering adjacent territories. You must self‑manage, proactively maintain your sites, collaborate with other ESN engineers and the wider FSO team, and work to boost network resilience and availability. The role requires a flexible work schedule, including participation in a 24/7 on‑call rota and potential shift work.

You must be prepared to travel and stay away from home for service recovery on remote islands and be ready to lead recovery during major network events.

• Conduct corrective maintenance activities and manage site facility operations.
• Takes full responsibility for assigned ESN sites, proactively maintaining them to prevent failures and leading coordination with other teams to resolve issues.
• Lead problem management for your area, resolving major issues within your own and neighbouring areas.
• Work individually and with FSO and wider Ericsson teams to achieve right‑first‑time resolution of work within customer SLAs 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 to maximize efficiency.

• 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, and cell planning
• Radio access network and core network architecture
• Antenna systems, mast‑head amplifiers, feeder systems and connectors

Seniority level
:
Not Applicable

Employment type
:
Full‑time

Job function
:
Other

Industries
:
Telecommunications