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- Tasks: Lead a team ensuring the performance and security of critical operational technology assets.
- Company: Join South West Water, committed to providing high-quality water services and achieving net-zero by 2030.
- Benefits: Enjoy a competitive salary, car, excellent benefits, and opportunities for personal development.
- Why this job: Be part of a diverse team where fresh ideas are welcomed and your contributions matter.
- Qualifications: 5 GCSEs including Maths, English, and Science; relevant technical qualifications and experience required.
- Other info: Embrace a culture of belonging and diversity while making a real impact in your community.
The predicted salary is between 38800 - 46600 £ per year.
Overview
Join to apply for the OT Maintenance Manager role at South West Water.
We are responsible for providing reliable, efficient and high-quality drinking water and wastewater services for the South West. We have ambitions including reaching net-zero by 2030 and working with Wildlife Trusts, National Parks and local partners to help ensure a better future.
If you want to be part of a diverse team where opportunities flow and fresh ideas are welcomed, #JustAddWater.
We currently have an exciting opportunity available for an OT (Operational Technology) Maintenance Manager to join our team working across Cornwall. You will join us on a full-time, permanent basis, and in return, you will receive a salary of £45,877- £55,377 per annum plus a car, excellent benefits, and development opportunities within our Operational Technology function.
As our OT Maintenance Manager you will be a highly capable engineer and manager to one of three ICA (Instrument, Control and Automation) teams based in Cornwall with travel around the region. You will lead a team of Technicians ensuring the availability, serviceability, performance, and security of operationally critical OT/ICA assets. You will use data, strategic awareness and experience to steer preventative maintenance and fault resolution activities, working alongside operational colleagues, to ensure a 24 x 7 x 365 service for our customers. You will be supported by an OT Planner, assisting with the planning and scheduling of work on ICA assets and systems. You will maintain a knowledge and skill level appropriate to this specialist area and participate in an out of hours standby roster.
What you\’ll be doing:
- Establish relationships with operational management in drinking water and wastewater functions to understand objectives, technology deficiencies and site criticality to ensure alignment on delivery priorities
- Ensure OT/ICA assets are maintained and operated to the correct standards, improving process compliance
- Manage requests for delivery, incident, problem, and change, using established processes
- Ensure Technician workload is managed by providing support to the OT Planner, using technical knowledge and operational relationships to prioritise work baskets and reactive maintenance
- Develop and maintain planned maintenance routines to ensure serviceability and resilience of instrumentation and control system assets
- Provide timely response to operational issues, performing onsite analysis, diagnosis, and resolution of complex problems. Ensuring a reactive maintenance capability to respond to incidents 24 x 7 x 365 and enforce adherence to established standards and change governance
- Responsible for providing technical leadership and advice to your team, colleagues and other stakeholders, as well as driving maintenance and efficiency optimisation
- Support team members through 1:1 and appraisal processes to ensure objectives are met, personal development is achieved, and recognition is gained
- Manage spend within budgetary targets, provide regular reporting on operational and capital expenditure
- Ensure adherence to department information security policies
What we are looking for:
- Minimum 5 GCSEs at Grade C or above, including Mathematics, English and a Science subject (or equivalent)
- Full UK Driving Licence
- Relevant industrial control apprenticeship, qualifications, or training
- ONC/HNC in relevant discipline
- Compliant with current IEE Regs
- Experience of process control and electrical systems, working with PLCs including management and programming, understanding communication protocols and knowledge in calibration and maintenance of front-line instrumentation
- Experience working with drinking and waste water treatment automation processes
- Knowledge of working with Risk and Method statements
- Active approach to health, safety and wellbeing of themselves and colleagues
- Excellent IT skills and a technical bias
- Good communication, interpersonal and organisation skills
- Ability to complete UK Government Security Clearance (SC) process successfully
Closing date: 12th September 2025
Be yourself, we like it that way. Together, we will build a culture of belonging, where inclusion is instinctive. Diversity is our strength and a reflection of our communities. We care, we value everyone, we celebrate uniqueness.
Our core values which are essential to our success:
- Be Rock Solid – Build trust and be trusted. Be the one we all look to and can depend on.
- Be You – We want you to bring your best everyday. Be yourself and make your mark in your individual way.
- Be the Future – Embrace change. Drive Progress. Own the challenge.
Seniority level
- Not Applicable
Employment type
- Full-time
Job function
- Management and Manufacturing
- Industries: Utilities
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OT Maintenance Manager employer: South West Water
Contact Detail:
South West Water Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land OT Maintenance Manager
✨Tip Number 1
Familiarise yourself with the specific technologies and systems used in operational technology and industrial control. Understanding PLCs, communication protocols, and instrumentation will give you a significant edge during interviews.
✨Tip Number 2
Network with professionals in the water and wastewater industry. Attend relevant events or join online forums to connect with current employees at South West Water, which can provide insights into the company culture and expectations.
✨Tip Number 3
Prepare to discuss your experience with preventative maintenance and fault resolution. Be ready to share specific examples of how you've successfully managed similar responsibilities in past roles, as this will demonstrate your capability for the position.
✨Tip Number 4
Showcase your leadership skills by preparing examples of how you've supported team members in their development. Highlighting your ability to manage workloads and foster a collaborative environment will resonate well with the hiring team.
We think you need these skills to ace OT Maintenance Manager
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights relevant experience in operational technology and management. Emphasise your skills in process control, electrical systems, and any specific qualifications that align with the job description.
Craft a Compelling Cover Letter: Write a cover letter that showcases your passion for the role and the company. Mention your understanding of their goals, such as reaching net-zero by 2030, and how your background makes you a perfect fit for the OT Maintenance Manager position.
Highlight Relevant Experience: In your application, focus on your experience with PLCs, instrumentation, and maintenance processes. Provide specific examples of how you've successfully managed teams or projects in similar environments.
Showcase Soft Skills: Don't forget to mention your communication, interpersonal, and organisational skills. These are crucial for the role, especially when establishing relationships with operational management and leading a team.
How to prepare for a job interview at South West Water
✨Understand the Role
Make sure you thoroughly understand the responsibilities of the OT Maintenance Manager position. Familiarise yourself with operational technology, instrumentation, and control systems, as well as the specific challenges faced in drinking water and wastewater services.
✨Showcase Your Technical Skills
Be prepared to discuss your experience with PLCs, process control, and electrical systems. Highlight any relevant qualifications or training, and be ready to provide examples of how you've successfully managed maintenance and fault resolution in previous roles.
✨Demonstrate Leadership Abilities
As a manager, you'll need to lead a team effectively. Share examples of how you've supported team members, managed workloads, and driven efficiency in past positions. Emphasise your ability to communicate and collaborate with operational management.
✨Align with Company Values
Familiarise yourself with the company's core values: being rock solid, being yourself, and being the future. Prepare to discuss how your personal values align with these principles and how you can contribute to a culture of belonging and diversity.
