Engineer Assistant - Control and Instrumentation in Llanberis

At ENGIE, we accelerate the energy transition by investing in the infrastructure that powers a sustainable future.

The Dinorwig Station Replanting programme is a once-in-a-generation opportunity to modernise one of the UK's most iconic pumped‑storage hydroelectric stations over the next decade.

We are looking for a Control & Instrumentation Assistant Engineer to join this landmark project.

You will shape modern control system architecture, integrate complex plant interfaces, and help deliver safe, high‑performing systems for the upgraded station.

Your work will directly support the long‑term reliability of a critical national energy asset.

• Summary Of What You Will Do
• Provide technical support in developing robust PLC/SCADA/HMI and instrumentation architecture for the upgraded plant systems.
• Coordinate interfaces between control systems, digital governors, excitation/AVR, protection relays, VFSE starters, and station power distribution.
• Review contractor C&I design deliverables, control strategies, and system configurations against technical specifications and standards.
• Plan and support Factory Acceptance Tests, Site Acceptance Tests, and on‑site commissioning of control and instrumentation systems.
• Resolve technical issues during installation and commissioning, ensuring compliance with quality, safety, and functional safety requirements.
• Support design reviews, safety studies, and hazard assessments related to control and automation systems.
• Align C&I activities with project schedules, risk management, and change control processes alongside the Lead Control Engineer and Technical Project Manager.
• What You Will Bring To The Role
• University degree in Electronic and Electrical Engineering or equivalent discipline.
• Strong background in PLC/SCADA/HMI control systems and industrial automation, ideally with Rockwell Control Logix and Factory Talk platforms.
• Experience integrating complex control systems and industrial networks such as Ether Net/IP, Modbus, and IEC 61850.
• Hands‑on experience planning and executing FAT/SAT procedures, site commissioning, and fault‑finding.
• Solid understanding of OT/IT interfaces and cybersecurity practices for industrial control environments.
• Working towards chartership or already chartered with the IET, IEEE, or similar professional institution.
• Effective communicator who can challenge contractor submissions constructively while maintaining collaborative relationships.
• Location

Dinorwig Power Station, North Wales. This is a full‑time on‑site role, placing you at the heart of one of the UK's most distinctive and technically fascinating energy facilities.

• You must be eligible to work in the UK and have been a resident in the UK for the last 5 years to apply for this role as it will be subject to National Security Vetting.

What We Offer

• A competitive salary and clear career progression within a major international energy group.
• The chance to work on a diverse, technically stimulating 10‑year programme with real engineering depth.
• A friendly, multidisciplinary team environment where collaboration and knowledge‑sharing are valued.
• Support for professional development, including chartership and continuous learning opportunities.
• A healthy approach to work‑life balance, with wellbeing and flexibility embedded in our culture.
• The opportunity to contribute directly to the UK's energy security and the transition to a low‑carbon future.
• Our Commitment

At ENGIE, every talent has a role to play in accelerating the energy transition.

Make a difference and enjoy a fulfilling professional experience.

Take on exciting challenges and build a career path that reflects who you are.

Join us and be part of the adventure of the century!

ENGIE is an equal opportunity employer.

We value diversity and are committed to creating an inclusive environment for all employees.

We welcome applications regardless of age, disability, gender identity, race, religion, sexual orientation, or any other characteristic protected by law.

If you require any reasonable adjustments during the recruitment process, please let us know. We are happy to support you in demonstrating your full potential.

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