Senior EC&I Engineer

Assystem UK Ltd; Olney; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Hybrid work 1-2 days remote per week

Job summary

Assystem UK Ltd. is seeking a Senior EC&I Engineer to join our team in the UK. The role involves delivering EC&I design work and supporting senior managers in project delivery.

Responsibilities include producing design work packages, ensuring compliance with legal and functional requirements, and managing quality within time and cost constraints. Hybrid working options are available, with a mix of on-site and remote work.

Qualifications

• Proven experience in building electrical services design.
• Proficiency in CDM Regulation application.
• Expertise in space management, cable routing, and cable management.
• Strong team player with the ability to work independently under tight deadlines.
• Excellent communication and interpersonal skills.
• Degree in a relevant discipline.

Responsibilities

• To support the EC&I RE and Area Engineering Manager in the delivery of design
• To produce engineering design work packages (specification, drawing, analysis, verification or assessment of engineering)
• To satisfy the legal and functional requirements along with the associated performance conditions to the agreed time, cost and quality.

Skills

Electrical design

CDM Regulation

Cable routing

Space planning

Communication skills

Education

Degree in engineering

Job description

Senior EC&I Engineer

Date: 2026-08-15

Location: Olney, Buckinghamshire, GB, MK46 4

Application Deadline: 2026-11-15T09:19:49.803

Company Description

Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions.

Job Description

Senior EC&I Engineer - Warrington

Full Time

Join Our Team at Assystem!

• Your Future Team: Assystem is a well-established leader in the nuclear decommissioning sector. Partner of the Design Services Alliance. Expertise in waste management services for strategic nuclear clients in the UK. Offering life extension and feasibility assessment services.
• Your Missions:
  • To support the EC&I RE and Area Engineering Manager in the delivery of design
  • To produce engineering design work packages (specification, drawing, analysis, verification or assessment of engineering)
  • To satisfy the legal and functional requirements along with the associated performance conditions to the agreed time, cost and quality.

Why Join the Community of Switchers?

• Over 55 years in nuclear engineering.
• Ranked among the top 3 largest nuclear engineering companies.
• Attractive social benefits, including an engaging Employee Committee and holiday bonuses.
• Ongoing training with numerous career opportunities.
• 70% of our managers are promoted internally!
• Hybrid work: 1-2 days remote per week.

Qualifications

• Essential Experience: Proven experience in building electrical services design
• Proficiency in CDM Regulation application
• Expertise in space management, cable routing, and cable management
• Strong team player with the ability to work independently under tight deadlines
• Excellent communication and interpersonal skills
• Degree in a relevant discipline

Additional Information

Due to the nature of the work, applicants must meet UK security clearance criteria.

We are committed to equal treatment of candidates and fostering diversity. Skills, talent, and innovation are what matter most. Bring your unique contributions and help us shape the future!

Summary

• Type: Full-time
• Function: Engineering
• Experience Level: Mid-Senior Level
• Industry: Management Consulting