EC&I Engineer

Company: Assystem
Apply for the EC&I Engineer
Location: Bristol
Job Description:

Overview

Assystem is an international company with one mission: accelerate the energy transition around the world. Every day, our 6,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy. We are a collective committed to the actors who are making the energy switch. Drawing on more than 55 years’ experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimize the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked second in the world for nuclear engineering. To ensure a viable, efficient, and reliable energy future for all.

Job Description

We are recruiting a skilled EC&I Engineer to support a diverse portfolio of Defence work packages. You will work across the full engineering lifecycle — from shaping early requirements and system concepts through to detailed design and technical assurance.

Responsibilities

  • Apply systematic engineering approaches to ensure designs are safe, fit for purpose, compliant with requirements, and delivered within agreed cost and schedule
  • Shape EC&I and control system concepts from early requirements through to detailed design
  • Translate operational and stakeholder needs into practical, robust and compliant architectures
  • Define system-level EC&I and control requirements through structured requirements capture
  • Prepare specifications, design schemes, engineering calculations and substantiation to support designs and safety cases
  • Produce engineering deliverables including Block Cable Diagrams, Single Line Diagrams, I/O schedules, Cable Schedules and Termination drawings
  • Demonstrate understanding of relevant legislation and standards, including BS 7671 Wiring/Installation Regulations and the Low Voltage Directive (LVD)
  • Work collaboratively within multidisciplinary teams across a range of Defence project types
  • Communicate effectively with engineering colleagues and stakeholders

Qualifications

  • Experience & Qualifications
  • ✅ A degree in Electrical, Instrumentation or Control Engineering, or HNC/HND with significant relevant experience
  • Membership of (or working towards membership of) a relevant professional institution such as the IET or IMC
  • ✅ Strong understanding of EC&I engineering fundamentals and control system architecture development
  • ✅ Good working knowledge of CAD tools used in EC&I design
  • ✅ Experience working within a detailed design environment
  • ✅ Ability to produce clear, accurate and high-quality engineering documentation
  • ✅ Effective communication skills and the ability to collaborate across engineering disciplines

Additional Information

Posted: April 11th, 2026