Power the Future. Lead with Precision. Engineer What Matters.
Senior / Principal EC&I Engineer – Staff Roles
Location: Warrington or Didcot | Hybrid Working with both locations
Salary & Benefits: Extremely competitive
About the Role
We are seeking experienced Senior / Principal EC&I Engineers to join a growing engineering team delivering complex, safety-critical projects in the Nuclear industry.
This is your chance to take a key technical and leadership role — shaping engineering solutions, guiding multi-disciplinary teams, and ensuring project delivery is safe, on time, and to the highest quality standards.
You will provide technical leadership, supervise and mentor engineers, manage resources, and support recruitment and professional development within the team.
What You’ll Be Doing
* Defining and distributing scopes of work across engineering teams
* Delivering design and engineering outputs in line with project procedures and safety requirements
* Supporting and participating in Design Reviews and HAZOPs
* Producing and checking engineering documentation, drawings, and calculations
* Providing technical consultancy and multi-disciplinary coordination
* Supporting procurement, manufacturing liaison, installation, commissioning, and operator training
* Managing subcontractors and engineering resources
* Monitoring quality, cost control, and project progress
* Supporting bids and client engagement activities
* Promoting and reinforcing a strong safety culture
Leadership & Responsibility
* Supervising engineering teams (typically up to 5 engineers)
* Managing work allocation, progress, and quality
* Interfacing with clients and multi-disciplinary teams
* Supporting staff development and mentoring
* Ensuring compliance with safety regulations including CDM and CE marking
What We’re Looking For
Essential:
* Degree qualified in a relevant engineering discipline (or equivalent experience)
* Minimum 5 years’ experience within the Nuclear Industry
* Strong understanding of design requirements supporting safety cases
* Experience managing subcontractors
* Experience checking design documentation including drawings and calculations
* Knowledge of safety regulations including CDM
* Experience leading technical teams within project delivery environments
* Strong organisational, collaboration, and communication skills
* Ability to work effectively to tight deadlines
* Full UK driving licence
* Working towards Chartered Engineer status (where applicable)
Desirable:
* Chartered Engineer (CEng), ideally with IET membership
* EC&I design integration experience with PLC/SCADA systems
* Experience in design substantiation to support safety cases
* Experience within defence or similarly regulated sectors
* Experience supporting bid preparation
What’s on Offer
* Hybrid and agile working policies
* 8.5% Pension Contribution & Life Assurance
* Private Medical Scheme*
* Employee Share Scheme
* Salary Sacrifice Schemes (Electric Vehicles, Technology, Cycle to Work)
* 25 days holiday (increasing with service up to 31 days)
* Option to buy, sell, or carry over up to 5 days annual leave
* 18 Weeks Full Maternity Pay* (+21 weeks SMP)
* Personal Development & Further Education Support
* Long Service & Recognition Awards
* Free Employee Assistance Programme
*After 1 year of service
Why Join Us?
You’ll be joining a performance-driven organisation operating in highly regulated sectors, where safety, innovation, and engineering excellence are at the core of everything we do.
We are committed to developing our people, offering real opportunities for progression, technical growth, and leadership development.
If you are interested in Senior or Principle level roles and are ready to take the next step in your EC&I career, we would love to hear from you.