OT Maintenance Engineer

South West Water; Totnes; On-site; GBP 37,000 - 45,000; Full time

Job summary

Join a forward-thinking company as an Operational Technology Maintenance Engineer, where you'll play a key role in maintaining critical systems and enhancing operational processes. This exciting full-time position offers a competitive salary and excellent benefits, including generous holiday allowance and a contributory pension scheme. You'll work in a collaborative environment, supporting the delivery of high-quality services while contributing to ambitious goals like reaching net-zero by 2030. If you're passionate about technology and eager to make a difference, this role is perfect for you.

Benefits

Generous holiday allowance

Discretionary bonus

Contributory pension scheme

Share-save scheme

Health benefits and wellbeing programs

Group discounts

Cycle to Work scheme

Financial support services

Qualifications

• Experience with PLC programming and communication protocols.
• Strong IT skills and ability to manage firmware/software updates.

Responsibilities

• Perform planned maintenance on instrumentation and control systems.
• Respond to operational issues and analyze problems onsite.

Skills

PLC management

process control

electrical systems

calibration and maintenance

IT skills

Education

5 GCSEs including Mathematics, English, and Science

Relevant control engineering apprenticeship or qualification

Tools

SCADA

telemetry

sensors and instrumentation

Job description

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’re proud to provide reliable, efficient, high-quality drinking water and wastewater services for the beautiful South West area.

We have ambitious goals, including reaching net-zero by 2030 and partnering with Wildlife Trusts, National Parks, and local organizations to ensure a better future for generations to come.

If you want to be part of a diverse team that values fresh ideas and opportunities, #JustAddWater.

Are you looking to apply your skills and experience in a trusted, collaborative environment? Do you have what it takes to contribute to our operations and maintenance team, one of the largest in the South West?

We currently seek an Operational Technology Maintenance Engineer to join our team in Totnes. This full-time, permanent role offers a competitive salary of £37,450 to £44,940 per year plus excellent benefits.

About the role

As our OT Maintenance Engineer, you will repair and maintain critical remote plant and control systems, supporting safe and efficient service delivery. Your duties include planned maintenance, onsite analysis, diagnosis, and resolving complex problems promptly.

You will also have the opportunity to improve operational processes through small capital investment projects, using established governance procedures.

The technology base includes sensors, instrumentation, plant networks, PLCs, SCADA, process control, and telemetry.

What you’ll be doing:

• Performing planned and proactive maintenance on instrumentation and control systems to enhance process reliability and performance.
• Responding swiftly to operational issues, analyzing and resolving problems onsite.
• Participating in a 24/7 standby roster for out-of-hours reactive maintenance.
• Collaborating with mechanical and electrical teams to prioritize and coordinate maintenance tasks.
• Utilizing technical knowledge to recommend process improvements.
• Assisting with root cause analysis of plant failures and performance issues.
• Engaging with standards engineers to ensure compliance with legislation and standards.
• Managing firmware/software updates following best practices.
• Promoting a health and safety culture and complying with relevant legislation and policies.

What we are looking for:

• At least 5 GCSEs including Mathematics, English, and Science or equivalent.
• Relevant control engineering apprenticeship, qualification, or training.
• Experience with process control and electrical systems.
• Knowledge of PLC management, programming, and communication protocols, especially on Schneider platforms.
• Calibration and maintenance skills for instrumentation.
• Strong IT skills and a technical mindset.
• Full UK driver’s license and ability to travel using company vehicle.
• Ability to obtain UK Security Clearance (SC).

What's in it for you:

We support your ongoing development and offer a long-term career path, backed by Investors in People recognition. Our benefits include:

• Generous holiday allowance plus bank holidays.
• Discretionary bonus.
• Contributory pension scheme.
• Share-save scheme.
• Health benefits and wellbeing programs.
• Group discounts, Cycle to Work, and financial support services.

Closing Date: 23rd May 2025

Note: Successful candidates will undergo a mandatory DBS check.

Be yourself, we like it that way. We promote a culture of belonging, inclusion, and diversity — because our strength lies in our differences.

Our core values:

Be Rock Solid — Build trust and be dependable.

Be You — Bring your best every day and make your mark uniquely.

Be the Future — Embrace change, drive progress, and own challenges.