ESN Field Engineer Oban

Ericsson; Oban; On-site; GBP 33,000 - 36,000; Full time

Job summary

Ericsson in Scotland is seeking an ESN Engineer to own a group of sites around Oban, coordinating with the FSO and Ericsson teams to boost network resilience. The role requires flexible hours, on-call duties, and potential shift work for service recovery on remote islands.

The candidate will lead corrective maintenance, site operations, and problem management across ESN sites, with travel as needed and a focus on minimizing outages in the region.

Qualifications

• RF transmission and receiver systems used in mobile equipment
• AC/DC power systems (single phase and three phase)
• UPS systems and 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 architectures
• Antenna systems, masthead amplifiers, feeder systems and connectors

Responsibilities

• Conduct corrective maintenance activities and manage site facility operations
• Take full responsibility for ESN sites and proactively maintaining them, coordinating 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 with the FSO and wider Ericsson teams to achieve right-first-time resolution within customer SLAs
• Carry out reactive and proactive maintenance on multi-customer, multi-technology networks, achieving agreed performance targets
• Participate in a 24x7 callout rota covering all equipment in the service area
• Assist in the development and review of FSO processes and procedures to maximise efficiency

Skills

Radio frequency transmission

Power systems (AC/DC)

UPS systems

Satellite backhaul

Rectification & power distribution

GSM/UMTS/LTE fundamentals

Cellular network fundamentals & cell/m

RAN & core network architecture

Antenna systems & feeders

Job description

Join our Team

Applications are being accepted from Oban Area.

Salary: £33,000–£36,000 per annum + allowances

About this opportunity:

As an ESN Engineer, you will own a designated group of sites, working as part of a four-person team covering adjacent territories. The role requires you to be self-managing, proactively maintaining your sites and collaborating closely with other ESN engineers and the wider FSO team to solve problems, with the goal of boosting network resilience and network availability. This position requires a flexible work schedule, including participation in a 24/7 on call rota and potential shift work to handle tasks outside of normal business hours. You must be prepared to travel and stay away from home for service recovery mainly on the remote islands. In a major network event scenario, you should be available to lead and complete the recovery in your own and adjoining areas. This role is based in Scotland and reports directly to the Regional Manager. We currently have vacancies in Oban! Applicants should already reside in, or be willing to relocate to the Oban area.

What you will do:

• Conduct corrective maintenance activities and manage site facility operations.
• The role requires you to take full responsibility for assigned Emergency Service Network (ESN) Sites, proactively maintaining them to prevent failures and leading the coordination with other technical team to resolve any issues that arise
• You must also take a leadership role in problem management for your area resolving major issues in your own and neighbouring areas
• Work individually, as part of the FSO and wider Ericsson teams to achieve right first time resolution of work within customer SLA’s without compromising safe working practices
• Carryout reactive and proactive maintenance on multi-customer, multi technology networks, achieving agreed performance targets (Mostly EE/ESN)
• Participate in a 24 x 7 callout 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

The skills you bring:

• Radio Frequency(RF) Transmission and Receiver systems employed in mobile communication equipment including
• 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