Instrumentation Field Service Engineer

United Utilities; Flimby; On-site; GBP 36,000 - 44,000; Full time

Benefits offered by this job

Annual leave 26-30 days

Pension up to 14% employer

Bonus up to 7.5%

Job summary

United Utilities is seeking an Instrumentation Field Service Engineer to keep our wastewater treatment operations running safely and reliably. You’ll diagnose faults, perform planned maintenance and calibrate instrumentation across our sites, working closely with process, operations and engineering teams.

This hands-on role requires a Level 3 qualification in Instrumentation/Mechatronics or equivalent, strong problem-solving skills, and a full UK driving licence.

Qualifications

• 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

Responsibilities

• Fault-finding, repairing and calibrating instrumentation including flow, pressure, level and analytical equipment
• Completing reactive and planned maintenance across the Crewe 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

Skills

Instrumentation qualification

Diagnostic skills

Industrial instrumentation experience

Technical drawings & P&IDs

Full UK driving licence

Education

Level 3 qualification or equivalent

Job description

Job number UU06718 Country United Kingdom Region Cumbria Location name Workington Waste Water Treatment Works, Siddick, Flimby, Workington, Cumbria Posting End Date 30/10/2026 Band 6a Role Type Permanent Work hours 37 Hours per Week Salary £40,232

The Role

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.

What You’ll Be Doing

• Fault‑finding, repairing and calibrating instrumentation including flow, pressure, level and analytical equipment
• Completing reactive and planned maintenance across the Crewe 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 You’ll Bring

• 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

What We Offer

• A generous annual leave package of 26 days, which increases to 30 days after four years of service (increases one day per year), in addition to 8 bank holidays
• A competitive pension scheme with up to 14% employer contribution, 21% combined, and life cover
• Up to 7.5% performance‑related bonus scheme, as well as recognition awards for outstanding achievements
• A comprehensive healthcare plan through our company‑funded scheme
• MyGymDiscounts - gym and wellness benefit that offers up to 25% off on gym memberships and digital fitness subscriptions
• Best Doctors
• Salary Finance
• Wealth at Work courses
• Deals and discounts
• EVolve Car Scheme
• Employee Assistance Plan
• Mental health first aiders
• ShareBuy
• Enhanced parental leave schemes

Salary - £40,232
Work Type - Onsite
Job Location - Workington Waste Water Treatment Works, Siddick, Flimby, Workington, Cumbria
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.

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.