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Sub-Project Manager

Remote / Online - Candidates ideally in
Warrington, Cheshire, MK46, England, UK
Listing for: Assystem GmbH
Remote/Work from Home position
Listed on 2026-03-14
Job specializations:
  • Engineering
    Operations Manager
  • Management
    Operations Manager, Program / Project Manager
Salary/Wage Range or Industry Benchmark: 60000 - 80000 GBP Yearly GBP 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Our Vacancy# Sub-Project Manager
* Nuclear* Permanent / Project Management
* Warrington* United Kingdom
* 12/03/26
* On site
* Share Assystem is an international company with one mission: accelerate the energy transition around the world.  Every day, our 8,000 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.

Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition.  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
** Job Description
**** Project Manager – Warrington (Permanent or Contract (Inside IR35)
**** Your future team**:
Assystem is a well-established leader in the nuclear decommissioning sector.  Join our team as Project Manager within our  Nuclear Decommissioning Business Unit.  You will be supported by an engineering and project controls team and will be responsible for delivering  assigned packages of work which vary in complexity.
** Your Missions:
** Delivery of assigned packages of work as per contract conditions (NEC3 or other) Cost and schedule performance of assigned work packages Risk management Project setup, SQEP assessment, project governance, project close-out  Expertise:
With over 55 years in nuclear engineering, we are among the top 3 largest nuclear engineering companies. Benefits:
Enjoy attractive social benefits, an engaging Employee Committee (CE), and holiday bonuses. Career Growth:
Benefit from ongoing training and numerous career opportunities; 70% of our managers are promoted internally! Work-Life Balance:
Enjoy 1 to 2 days of remote work per week.
** Essential

Skills and Experience:

** Engineering design and construction experience preferred. NEC4 PSC Experience Full project lifecycle experience from business case approval, design, execution, handover

Experience of contract management and change control

Experience of risk management BSc/BEng in a related engineering/construction/project management discipline Association for Project Management Registered Project Professional
** Desirable Skills & Experience
** NEC4 Accredited Project Manager Project Management Chartership Site development, consenting, and permitting experience CEMAR experience
** Due to the nature of work to be undertaken applicants will be required to meet certain residency criteria in order to attain a minimum level of UK security clearance if not already security cleared to a minimum SC level.
** We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.
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