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Working at United Utilities

  • Company employees
    7,500
  • Gender diversity (m:f)
    65:35

Hiring in

  • United Kingdom

Office locations

We are seeking a Security Field Engineer for Lostock Water Treatment Works in Bolton (BL6 4AQ) to handle the maintenance, installation, and optimisation of security assets. This is a field-based, full-time role offering a salary of £51,233 per year plus an out-of-hours standby rota.

Requirements

  • Time served apprentice or equivalent with an HNC or minimum ONC in Electrical, Instrumentation and/or Control and Automation.
  • Industry experience in physical security systems, electrical engineering, instrumentation, or control systems.
  • Working knowledge of analogue and digital control systems, telemetry, and IP CCTV.
  • Full UK driving licence, colour vision, and advanced vetting required.

Skills & Responsibilities

  • Physical Security Systems: Deliver maintenance, repair, and installation for intruder, perimeter, and hatch detection, HV fences, access control, and IP CCTV.
  • Fault Diagnosis & Control: Diagnose faults and maintain hardwired analogue and digital control systems to ensure operational continuity.
  • Telemetry & Communications: Apply working knowledge of telemetry devices and wide area communications basics to security assets.
  • Network Security: Maintain information security good practice and develop expertise in IP Switching and Routing.
  • Potential transition routes: People from electrical or instrumentation engineering roles may bring strong technical diagnostic skills, alongside meeting the required HNC/ONC qualifications.

Job description

Security Field Engineer

Advertised salary: £51233

Location: Lostock Water Treatment Works, Off Chorley New Road, Lostock, Bolton, BL6 4AQ

Are you an experienced engineer with a background in physical security systems, electrical engineering, instrumentation, or control systems? Do you thrive on solving technical challenges and want to play a key role in protecting critical national infrastructure?We're looking for a Security Field Engineer to join a dedicated team responsible for the maintenance, installation, and optimisation of security assets across reservoirs, aqueducts, and water and wastewater treatment sites. This is a fantastic opportunity to work with advanced security technologies in a varied field-based role where no two days are the same.

The Role
As a Security Field Engineer, you will be responsible for the planned and reactive maintenance of physical security systems across a wide portfolio of operational sites.
Working within a fast-paced maintenance environment, you'll ensure security assets remain fully operational, compliant, and effective while supporting operational resilience and minimising environmental impact.
From fault diagnosis and repairs to supporting major infrastructure projects, you'll play a vital role in safeguarding critical assets and maintaining operational continuity.

Key duties and responsibilities

In this role, you will:
• Deliver efficient maintenance, repair, and installation services for physical security systems.
• Diagnose faults and restore equipment to optimum performance.
• Carry out planned preventative and proactive maintenance activities.
• Ensure all work is completed in line with Health & Safety regulations and company policies.
• Maintain accurate asset, performance, and repair records.
• Identify recurring faults and recommend long-term engineering solutions.
• Support operational and capital projects to ensure maintainable and reliable asset designs.
• Manage defined maintenance budgets and resources responsibly.
• Continuously develop and maintain technical skills and competencies.
• Participate in an out-of-hours standby rota as required.

You'll be comfortable working independently at remote sites as well as collaborating with colleagues and stakeholders across the business.

Essential skills & experience

To be successful in this role you must be a time served apprentice or equivalent, supported with academic qualifications ideally to HNC or minimum ONC equivalent in an Electrical, Instrumentation and/or Control and Automation subject.To be considered for this role you must have:
• The ability to work in a team but also alone, be resilient, self-motivated, with strong problem-solving skills and possess the required technical competence
• Able and willing to diversify into specialised areas of maintenance, as required, such as but not limited to IP Switching & Routing
• Diagnostic, organisational, planning, communication and computer skills
• Industry Experience
• Good working knowledge with hardwired analogue and digital control systems.
• Working knowledge of telemetry devices and wide area communications basics.
• Working knowledge of Information Security good practice.
• Technical skills and competency in the maintenance of physical security installations, including intruder, perimeter & hatch detection, HV fences, access control, and IP CCTV.
You'll Also Be
• Self-motivated and resilient.
• Able to work effectively alone and within a team.
• Organised with strong planning and communication skills.
• Competent in the use of computer-based maintenance systems.
• Willing to develop expertise in specialist technologies, including IP Switching and Routing.

A full UK driving licence, colour vision and advanced vetting is required for this role.

Benefits

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
• MORE Choices flexible benefits
• Enhanced parental leave schemes

Apply now
United Utilities

Security Field Engineer

Bolton
Field-based
£51,233 per year

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