SCADA Engineer

OT SCADA Engineer

Overview

We are seeking an experienced OT SCADA Engineer to support the safe, secure and efficient operation of critical operational assets. This is a highly technical, hands‑on role focused on the design, configuration, delivery and ongoing support of SCADA, PLC, telemetry and OT systems that underpin essential operational services.

Key Responsibilities

• Design, configure, commission and support SCADA systems, including alarms, data handling, trending, archiving and visualisation across both new and legacy platforms.
• Integrate PLCs, RTUs and field instrumentation with SCADA systems using standard industrial protocols (e.g. Modbus, OPC, Ethernet/IP).
• Configure, commission and support telemetry and point‑to‑point communications, including radio, cellular and satellite solutions for remote and unmanned sites.
• Deliver high‑quality HMI configuration and commissioning, ensuring consistency with standards and effective operator interaction.
• Design, configure and support OT network infrastructure (Ethernet, serial, fieldbus), undertaking fault diagnostics using industry‑recognised tools.
• Support SCADA platform and server infrastructure across Windows and Linux environments, including system build, configuration, hardening and lifecycle support.
• Deliver OT projects in line with scope, timescales, budgets and change governance.
• Provide reactive operational support, including fault diagnosis, root cause analysis and follow‑up actions, and take part in a 24x7x365 standby rota (role‑dependent).
• Apply OT technical standards, cyber‑security controls and health & safety requirements consistently, contributing to continuous improvement and best practice.
• Design, develop and commission PLC software for new assets, and provide expert fault‑finding support to frontline operational teams (role‑dependent).

Essential Experience

• Experience working in operational or industrial technology environments within a medium to large organisation.
• Demonstrable experience across multiple OT disciplines, including:
  • SCADA system configuration and support
  • PLC diagnostics and code modification
  • Telemetry and RTU configuration
  • Industrial communications and OT networking
• Experience providing reactive support in live operational environments, including participation in standby or on‑call arrangements.
• Experience contributing to OT project delivery, including documentation, testing, commissioning and handover.
• Experience applying technical standards, change governance and cyber‑security principles in regulated or critical operational environments.
• Practical understanding of clean water and wastewater treatment processes sufficient to support monitoring, control and fault resolution.

Essential Qualifications

• Minimum 5 GCSEs (or equivalent) including Mathematics, English and a Science subject.
• Full UK driving licence.
• Ability to successfully obtain UK Government Security Clearance (SC).

Desirable Qualifications

• Industrial control or automation apprenticeship, or equivalent industry experience.
• Project management qualification (e.g. PRINCE2).
• Degree or equivalent qualification in a relevant discipline.
• Vendor‑specific or specialist training in SCADA, PLCs, telemetry, networking or cyber security.
• Relevant industrial control, automation or engineering qualification (ONC/HNC or equivalent).
• Relevant SCADA, PLC or industrial automation training.

Benefits

• Competitive Salary – based on experience and skills
• Annual Bonus Scheme – recognising company performance
• Pension Scheme – helping you plan for your future
• Flexible Working Options – we value work‑life balance and offer flexible hours and hybrid working where possible
• Healthcare Benefits – access to employee assistance programmes
• Employee Discounts – on various products and services
• Annual Leave – take time to recharge with our holiday entitlement

Additional Information

Closing Date: 17th June 2026. The successful candidate will be subject to a mandatory DBS check as part of the onboarding process.

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