OT Maintenance Engineer

TN United Kingdom; Totnes; On-site; GBP 37,000 - 45,000; Full time

Job summary

An established industry player is seeking an Operational Technology Maintenance Engineer to join their dynamic team in Totnes. This full-time role offers a chance to work with critical remote plant and process control systems, ensuring the safe and efficient delivery of operational services. You will engage in planned maintenance, respond to complex issues, and collaborate with various technical teams. This position not only emphasizes technical expertise but also promotes a culture of safety and compliance. Join a forward-thinking organization that values innovation and offers excellent career development opportunities.

Benefits

Generous holiday allowance

Discretionary bonus

Competitive contributory pension

Share-save scheme

Health benefits and wellbeing programs

Group discounts

Cycle to Work Scheme

Financial support services

Qualifications

• Experience with process control and ELV/LV electrical systems.
• Proficiency with PLCs, management, programming, and communication protocols.

Responsibilities

• Carry out planned maintenance on control systems to improve performance.
• Respond to operational issues with onsite analysis and resolution.

Skills

PLC Programming

Instrumentation Calibration

Process Control

Electrical Systems (ELV/LV)

Technical IT Skills

Education

5 GCSEs at grade C or above

Industrial Control Apprenticeship

Tools

SCADA Systems

Telemetry Systems

Plant Networks

Job description

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At South West Water, we believe that the strongest businesses are built on solid, stable foundations — with a vision and culture that foster change, improvement, and innovation. We are committed to providing reliable, efficient, and high-quality drinking water and wastewater services for the South West area. Our ambitions include reaching net-zero by 2030 and partnering with Wildlife Trusts, National Parks, and local organizations to help ensure a sustainable future. Join our diverse team where opportunities flow and new ideas are welcomed — #JustAddWater.

Are you looking for an opportunity to apply your skills and experience in a trusted, collaborative workplace? Do you have what it takes to contribute to the operation and maintenance of our services as part of one of the largest businesses in the South West?

We currently have an opening for an Operational Technology Maintenance Engineer based in Totnes. This is a full-time, permanent position with a competitive salary ranging from £37,450 to £44,940 per annum, plus excellent benefits.

About the role

As our OT Maintenance Engineer, you will repair and maintain critical remote plant and process control systems, supporting the safe and efficient delivery of operational services. Your responsibilities include planned maintenance, responding promptly to operational issues, onsite analysis, diagnosis, and resolution of complex problems. You will also identify and implement small capital investment schemes to enhance operational resilience, working within established project and change governance frameworks. The technology base is diverse, including sensors, instrumentation, plant networks, PLCs, SCADA, process control, and telemetry.

What you’ll be doing:

1. Carrying out planned and proactive maintenance activities on operational instrumentation and control systems to improve process compliance, reliability, and performance.
2. Providing timely response to operational issues with onsite analysis, diagnosis, and resolution of complex problems.
3. Participating in a 24/7 standby roster to deliver out-of-hours reactive maintenance services.
4. Collaborating with operational teams such as mechanical and electrical technicians to prioritize and coordinate maintenance tasks.
5. Using technical knowledge to recommend process optimizations and efficiencies.
6. Assisting the OT Maintenance Manager in identifying root causes of plant failures and taking ownership of resolutions.
7. Engaging with regional and standards engineers to ensure compliance with legislation and standards, including UK NIS directives.
8. Undertaking firmware/software updates, patches, and rollouts following best practices.
9. Promoting a health and safety culture, ensuring personal and team compliance with relevant legislation and policies.

What we are looking for:

• Minimum 5 GCSEs at grade C or above, including Mathematics, English, and a Science subject (or equivalent).
• Relevant industrial control apprenticeship, qualifications, or training.
• Experience with process control and ELV/LV electrical systems.
• Proficiency with PLCs, management, programming, and communication protocols, especially on Schneider platforms.
• Knowledge of instrumentation calibration and maintenance.
• Strong IT skills and a technical mindset.
• Full UK driving license and ability to travel using a company vehicle.
• Ability to complete UK Government Security Clearance (SC) successfully.

What's in it for you:

We value our staff’s support and commitment, offering ongoing development and training for a long-term career. Recognized as an Investors in People organization, we provide a range of benefits including:

• Generous holiday allowance plus bank holidays.
• Discretionary bonus.
• Competitive contributory pension.
• Share-save scheme.
• Various health benefits and wellbeing programs.
• Group discounts, Cycle to Work Scheme, financial support services, and more.

Closing Date: 23rd May 2025. Successful candidates will undergo a mandatory DBS check. Be yourself, we like it that way. We are committed to fostering a culture of inclusion, diversity, and belonging, reflecting our communities. Our core values are:

• Be Rock Solid — Build trust and reliability.
• Be You — Bring your best every day and be authentic.
• Be the Future — Embrace change, drive progress, and own challenges.