Pennon Group
OT SCADA Engineer
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OT SCADA Engineer
About the Role
At Bristol Water, we’ve been serving families since 1846, ensuring safe access to water while driving progress towards a greener future—planting 300,000 trees, restoring peatlands, and improving water quality. As part of Pennon Group, we’re building opportunities for your career growth.
Come join as OT SCADA Engineer, playing a critical role in designing, configuring, and maintaining SCADA, PLC, and telemetry systems that underpin essential water services.
Key Responsibilities
- Design, configure, commission, and support SCADA systems, including alarms, data handling, trending, archiving, and visualisation (on new and legacy platforms).
- Integrate PLCs, RTUs, and field instrumentation using Modbus, OPC, or Ethernet/IP protocols.
- Configure and commission telemetry systems (radio, cellular, satellite) for remote and unmanned sites.
- Deliver HMI configurations, ensuring usability and alignment with operational standards.
- Manage OT network infrastructure, including Ethernet, serial, and fieldbus, with fault diagnostics using industry tools.
- Support SCADA platform servers (Windows & Linux) in build, configuration, hardening, and lifecycle support.
- Lead OT projects under scope, schedule, and budget, adhering to regulatory and governance standards.
- Troubleshoot operational issues with fault diagnosis, root cause analysis, and follow-up actions.
- Develop PLC software, monitoring, and fault-finding support for operational teams.
- Apply OT technical standards, cyber-security controls, and health & safety regulations.
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Essential Requirements
Experience
- Proven experience in operational/industrial OT environments (medium/large organisations).
- Hands-on expertise in:
- SCADA configuration and support
- PLC diagnostics & code modification
- Telemetry, RTU, and field instrumentation
- Industrial communications & OT networking
- Reactive operational support in live environments
- OT project delivery (documentation, testing, commissioning, and handover).
- Understanding of regulatory, cyber-security, and change governance principles.
- Practical knowledge of clean water/wastewater treatment processes for monitoring and fault resolution.
Qualifications
- Minimum 5 GCSEs (or equivalent), including Mathematics, English, and a Science subject.
- Full UK driving licence.
- Cleared UK Government Security Check (SC) eligibility.
(Desirable qualifications are listed later in the original, but since you requested no additions/removals, they’re preserved below.)
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Desirable Qualifications
- Industrial control/automation apprenticeship or relevant experience.
- Project management certifications (e.g., PRINCE2).
- Degree/equivalent in engineering, computer science, or automation.
- Specialised SCADA/PLC/telemetry/cybersecurity training.
- Relevant industrial training (ONC/HNC or equivalent).
Benefits
- Competitive salary (aligned with experience).
- Annual bonus scheme (based on company performance).
- Pension plan for long-term security.
- Flexible working (hybrid/on-site options).
- Employee assistance benefits and discounts.
- Generous holiday allowance.
Application Details
- Closing Date: 15th July 2025 (early closure possible).
- Mandatory DBS check post-offer.
==Our Culture and Values==
"Be Rock Solid – Build trust and reliable service to communities.
Be You – Bring your authentic self to work.
Be the Future – Prolific teamwork and innovation."*
Bristol Water is committed to diversity, creating an inclusive culture where every employee feels valued. We adapt to the world—and to you.
Ready toshape your future? Apply now.
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