Senior Control Systems Engineer
The following information aims to provide potential candidates with a better understanding of the requirements for this role.
Location: Warrington / Cumbria
Type: 12‑Month Contract
Rate: £60 p/h (Senior) | £65 p/h (Lead)
Clearance: BPSS required
Reports to: Lead Engineer / Project Manager
About the Organisation
A leading engineering company specialising in delivering complex, safety‑critical control and automation systems within the nuclear sector. You will join a collaborative team that values technical quality, innovation and reliable delivery.
Role Overview
Seeking an experienced Senior Control Systems Engineer to support the design, implementation, testing and commissioning of PLC/SCADA‑based control and automation systems. This role involves hands‑on technical ownership across the full project lifecycle within a regulated environment.
Key Responsibilities
Technical Delivery
Deliver detailed design, software implementation, testing and commissioning of control systems.
Develop PLC software, control philosophies, HMI/SCADA configurations and simulator applications.
Ensure technical outputs meet quality, safety and regulatory standards.
Support integration with electrical, mechanical and broader engineering disciplines.
Design & Documentation
Produce documentation including FDS, DDS, test specifications, recovery documents, O&M manuals and training material.
Review and check design documentation and software produced by others.
Interpret engineering drawings and support site visits to assess design impacts and risks.
Testing & Commissioning
Plan and deliver FAT, CAT, SAT and on‑site commissioning activities.
Diagnose and resolve technical faults during testing and commissioning phases.
Ensure systems meet performance, compliance and safety requirements.
Project & Team Support
Support Lead Engineers and Project Managers with progress, estimates and schedule input.
Participate in design reviews and technical workshops.
Work effectively within an integrated project team.
Compliance
Produce CDM‑compliant documentation.
Ensure all design outputs follow relevant standards and regulatory expectations.
Essential Experience
HND/Degree in Electrical, Control, Automation or similar discipline.
Proven experience delivering PLC‑based control systems across the full lifecycle.
Strong capability in IEC 61131 languages, PLC hardware, industrial communications and HMI/SCADA development.
Experience with formal testing processes and use of simulation tools.
Strong troubleshooting skills and technical documentation capability.
Ability to work independently or within multi‑disciplinary teams.
Clear, concise communication skills.
Desirable
Experience in regulated sectors such as Nuclear, MOD or Pharmaceuticals.
Rockwell or Schneider PLC/SCADA experience.
Understanding of OT cyber security and functional safety systems. xsngvjr
Awareness of Sellafield Engineering Standards.
Professional registration (CEng/IEng) or vendor training