Senior Electrical Engineer - Outside IR35

Senior Electrical Design Engineer / Senior Electrical Engineer – CONTRACT Outside IR35

Surrey, UK

Shape the Future of Clean Energy

ARCA Resourcing is partnering with a pioneering clean energy technology company developing next‑generation integrated power solutions. As part of a rapidly growing engineering team, we have a requirement for a Senior Electrical Design contractor to work on highly advanced electrical systems that are driving the future of sustainable power.

We’re looking for a talented Senior Electrical Engineer / Senior Electrical Design Engineer with strong industrial electrical design expertise and a passion for solving complex engineering challenges.

You’ll conduct electrical engineering activities across innovative, high‑impact projects — taking concepts from feasibility and architecture through to integration, testing, commissioning, and operational support.

Working within a multidisciplinary environment, you’ll collaborate with engineers and scientists to deliver robust, high‑performance electrical systems for cutting‑edge industrial applications.

• Electrical engineering deliverables across multiple projects
• Develop electrical architectures and perform system‑level trade studies
• Produce single line diagrams, schematics, and detailed electrical designs
• Specify electrical equipment, transformers, motors, protection systems, and wiring solutions
• Support system integration, testing, validation, and commissioning
• Carry out fault finding, root‑cause analysis, and hardware testing
• Ensure compliance with quality, safety, and configuration control standards
• Mentor junior engineers and support technical development within the team

• Degree qualified in Electrical Engineering or related discipline
• Strong experience designing electrical systems within industrial/process environments
• Knowledge of BS7671:2018 and EN 60204 standards
• Experience with PLC hardware selection or customization – ideally Siemens systems
• Strong electrical hardware design and fault‑finding capability
• Experience working within hazardous area/ATEX environments is highly desirable
• Excellent communication and technical documentation skills