
Instrumentation Field Service Engineer
Job Description
Salary - 40232
Work Type - Onsite
Job Location - Sweetloves Water Treatment Works, Belmont Road, Astley Bridge, Bolton, BL1 7EB
Role Type - Permanent
Employment Type - Full Time
Working Hours - 37.0 Hours per Week
United Utilities’ (UU) purpose is to deliver great water for a stronger, greener and healthier North West of England. We are committed to providing our services in a way that respects the environment, supports the economy, and benefits society.
We value diversity, inclusion and innovation in our workplace, and we foster a culture where our people can grow, excel, and be themselves.
We uphold our ethics, values and business model to fulfil our mission and, by setting clear goals and objectives, we create sustainable long-term value for our colleagues, customers and communities. Whether you work with a team that shares your vision or join a network of peers with similar interests, you will find a welcoming and supportive organisation to be part of.
We’ve got a lot to offer. You’ll be part of a thriving FTSE 100 company and will enjoy a range of core benefits that reflect your value and value contribution.
Job Purpose
As an Instrumentation Field Service Engineer, you’ll play a key role in keeping our operational sites running safely, efficiently, and reliably. You’ll be out in the field diagnosing faults, carrying out planned maintenance, and ensuring our instrumentation and control equipment performs exactly as it should.
You’ll work closely with process, operations and engineering teams to keep critical assets online and to support continuous improvement across our network. This is a hands‑on role where no two days look the same — perfect for someone who enjoys problem‑solving, autonomy, and working in varied environments.
This role will initially be a Single-Skill Engineer paying £40,232 however, will quickly be moving into a Flexi-Skill Engineer paying £46,359.
What You Will Be Doing:
- Fault‑finding, repairing and calibrating instrumentation including flow, pressure, level and analytical equipment
- Completing reactive and planned maintenance across the Bolton region
- Supporting installations, upgrades and project teams with technical expertise
- Providing high‑quality digital work records and documentation
- Working safely and professionally across all sites
What We Are Looking For:
- Level 3 qualification (or equivalent experience) in Instrumentation, Electrical, Control or Mechatronics
- Strong diagnostic and problem‑solving skills
- Experience working with industrial/process instrumentation or similar
- Ability to read technical drawings, manuals and P&IDs
- Full UK driving licence
- A proactive, independent working style
What Makes Being An FSE Great (Your Benefits)
🚐 Company Van (Fully Equipped + Take-Home)
A dedicated company van fitted with the tools and equipment you need — and yes, you take it home. That means:
- No commuting in your own vehicle
- No mileage to claim back
- Your van becomes your mobile workspace
This alone is one of the most valued benefits by field engineers.
🗓 Freedom & Flexibility
You manage your own day, your own sites, and your own schedule within the planned work — giving you autonomy and variety rarely found in site‑based roles.
🌍 Local Patch in and around Bolton
Being based in Bolton means you're ideally located to support communities across:
- Bury, Radcliffe & Ramsbottom
- Wigan, Leigh & Atherton
- Chorley, Horwich & Westhoughton
- Salford, Farnworth & the wider Greater Manchester area
✅ Minimal travel = greater efficiency, stronger local knowledge, and more time spent supporting customers and colleagues.
We rely on every employee to ensure our customers receive the best possible service, day in, day out. In return, we ensure that you will be well rewarded for your efforts, from an excellent salary through to development opportunities that will really kick start a thriving career here at UU.
Other jobs you might like
Instrumentation Field Service Engineer
£40,232 per annum
Ulverston, UK
Instrumentation Field Service Engineer
£40,232 per annum
Penrith, UK
Mechanical Field Service Engineer
£40,232 per annum
Stockport | Leigh, UK
Mechanical Field Service Engineer
£38,462 per annum
Saddleworth, UK
Working at United Utilities

3 office days / week – 3 days in the office, 2 days from home

A little flex time