Field Service Technician (Tech 3) – Solar PV & Battery

Position Summary

Location: South West England – based within ~30 miles of Exeter or Bristol

Otovo is building its UK field service team and is looking for an experienced Tech 3 Field Service Technician to lead our service work in the South West. You'll be the senior technician in the region, handling the more complex solar PV and battery faults and helping set the standard as the team grows.

This role suits a qualified electrician with solid solar PV experience who enjoys hands-on technical work, solving problems independently and looking after homeowners.

Key Responsibilities

• Diagnose, troubleshoot and repair domestic solar PV systems, inverters, battery storage (EESS) and associated electrical equipment

• Lead on complex faults, escalations and warranty repairs across the South West

• Carry out preventive maintenance, inspection and testing to BS 7671

• Commission new systems and upgrades, completing certification and documentation correctly

• Use test equipment such as multifunction testers, clamp meters, insulation testers and thermal imaging cameras

• Keep accurate service records, test results, reports and photo documentation

• Follow safe working practices including safe isolation, PPE and working at height

• Support and coach Tech 2 colleagues as the regional team grows

• Communicate clearly with homeowners about system status and recommended repairs

• Represent Otovo professionally at customer sites

Requirements

• Level 3 electrical qualification and a valid ECS card

• BS 7671 18th Edition

• Solar PV qualification (e.g. City & Guilds 2399)

• Proven hands-on experience installing, servicing or fault-finding domestic solar PV systems

• Confident fault-finding on inverters and DC/AC circuits, working independently

• Full UK driving licence

• Comfortable working at height, on roofs and outdoors in all weather

• Strong communication and customer service skills

• Based within ~30 miles of Exeter or Bristol and willing to travel across the South West

Nice to Have

• Battery storage (EESS) training or experience

• Inspection & Testing qualification (e.g. City & Guilds 2391)

• Experience leading or mentoring other technicians

• EV charger installation experience