OT Service Manager (Regional)

Pertemps; Old Warren; Hybrid; GBP 65,000 - 77,000; Full time

Job summary

A leading water and wastewater company in the UK is seeking an OT Service Manager (Regional) to lead the SCADA system management and enhance service delivery. This role involves overseeing a team focus on operational resilience, stakeholder collaboration, and continuous improvement. The ideal candidate will have extensive experience in OT/SCADA environments and strong leadership skills. The position offers a competitive salary and various benefits, including a flexible work pattern.

Benefits

Competitive salary up to £77,000

Car Allowance

26 days holiday plus bank holidays

Generous Pension Scheme

Performance-related pay plan

Private Medical Health Care

Access to various health and wellbeing benefits

Qualifications

• Proven experience in OT/SCADA system management within critical infrastructure.
• Strong leadership and stakeholder engagement skills.
• A proactive approach to service delivery, safety, and innovation.

Responsibilities

• Oversee the performance of the Regional SCADA platform.
• Collaborate with operational teams to manage risks and deliver services.
• Lead a team of system engineers with clear objectives.

Skills

OT/SCADA system management

Leadership

Stakeholder engagement

Service delivery

Education

Degree in OT/ICA/SCADA technical discipline

Tools

Schneider Electric GeoSCADA/ClearSCADA

OT fault analysis

Job description

Join Thames Water as an OT Service Manager (Regional)

Take a leading role in enhancing our digital operations. You’ll be responsible for the delivery, maintenance, and optimisation of our Regional SCADA system – a critical platform that supports our Operational Control Centre with alarms, monitoring, and control across thousands of water and wastewater treatment and network assets. Your work will be key to ensuring resilience, reliability, and driving continuous improvement across our infrastructure.

This is a high-impact role where you’ll manage a skilled team, collaborate with stakeholders, and drive innovation in support of our strategic goals, including leakage reduction, pollution control, and digital transformation.

What you’ll be doing as OT Service Manager (Regional)

• Regional SCADA System Leadership: Oversee the performance and resilience of our Regional SCADA platform (Schneider Electric GeoSCADA/ClearSCADA), ensuring secure and optimised operations.
• Stakeholder Collaboration: Partner with operational teams and OT stakeholders to understand requirements, manage risks, and deliver services aligned with SLAs.
• Team Leadership & Development: Lead a team of system engineers with clear objectives, regular 1:1s, and development plans. Foster a positive, high-performing culture through training, reviews, and succession planning.
• Service Desk & Incident Management: Manage the OT Regional service desk, ensuring timely resolution of incidents and requests. Act as an escalation point for critical issues and monitor trends for continuous improvement.
• Health, Safety & Wellbeing: Champion a strong safety culture through audits, toolbox talks, and monthly forums – prioritising the well‑being of your team.
• Upgrade & Innovation Roadmap: Work with OT Technical and DevOps teams to plan and deliver hardware and software upgrades, keeping Regional SCADA systems evergreen and future‑ready.
• Supplier & Budget Oversight: Manage supplier relationships and a £1m operational/capital budget, ensuring value, compliance, and cost‑efficiency.

Base location – Hybrid – Flexible working with travel to Thames Water offices and operational sites as required.
Working pattern – 36 hours Monday to Friday.

What we’re looking for

• Proven experience in OT/SCADA system management within critical infrastructure.
• Strong leadership and stakeholder engagement skills.
• A proactive approach to service delivery, safety, and innovation.

What you should bring to the role

Essential Experience

• Experience in a technical delivery or maintenance role in SCADA or ICA.
• Proven experience managing technical teams and/or project delivery.
• Excellent interpersonal and stakeholder management skills.
• Strong customer service orientation and clear communication skills.
• Demonstrated ability to solve problems and balance technical, operational, and customer requirements.

Essential Technical Skills & Qualifications

• Educated to degree level or equivalent in OT/ICA/SCADA technical discipline.
• In-depth understanding of SCADA systems and associated control technologies.
• Familiarity with health and safety frameworks in operational environments.
• Skilled in OT fault analysis, change control, and documentation.
• Ability to manage budgets, forecasts, and technical supplier relationships.

Desirable Experience

• Experience managing competing demands and prioritising effectively.
• Knowledge of the water or utilities sector.
• Background in internal and external customer relationship management.
• Familiarity with digital transformation projects in OT environments.
• Understanding of service‑level reporting and KPI management.

Desirable Technical Skills & Qualifications

• Strong analytical and technical problem‑solving skills.
• Awareness of cybersecurity principles in OT systems.
• Exposure to SCADA upgrades, migrations, or lifecycle planning.
• Experience with remote monitoring or telemetry systems.
• Vendor certification in Wonderware or Rockwell FactoryTalk SCADA platforms.

What’s in it for you

• Competitive salary up to £77,000 per annum, depending on experience.
• Car Allowance.
• Annual Leave – 26 days holiday per year, increasing to 30 with the length of service (plus bank holidays).
• Generous Pension Scheme through AON.
• Performance‑related pay plan directly linked to both company and individual performance measures and targets.
• Private Medical Health Care.
• Access to lots of benefits to help you take care of you and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling to Cycle to Work schemes, shopping vouchers and life assurance.

Learn more about our benefits and perks

Who are we

We’re the UK’s largest water and wastewater company, with more than 16 million customers relying on us every day to supply water for their taps and toilets. We want to build a better future for all, helping our customers, communities, people, and the planet to thrive. It’s a big job and we’ve got a long way to go, so we need help from passionate and skilled people, committed to making a difference and getting us to where we want to be in the years and decades to come.

Working at Thames Water

Thames Water is a unique, rewarding, and diverse place to work, where every day you can make a difference, yet no day is the same. As part of our family, you’ll enjoy meaningful career opportunities, flexible working arrangements and excellent benefits.

When a crisis happens, we all rally around to support our customers. As part of Team Thames, you’ll have the opportunity to sign up to support our customers on the frontline as an ambassador. Full training will be given for what is undoubtedly an incredibly rewarding experience.

Disclaimer

Due to the high volume of applications we receive, we may close the advert earlier than the advertised date, so we encourage you to apply as soon as possible to avoid disappointment.