Job Description
Company DescriptionAssystem is an international company with one mission: accelerate the energy transition around the world. Every day, our 7,500 employees in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their expertise to support the shift to low-carbon energy. We are committed to actors making the energy switch, sharing knowledge, expertise, and values to innovate and think differently about the energy transition.
With over 55 years of experience in highly regulated sectors requiring strict security and safety standards, we provide engineering, project management, digital services, and solutions to optimize complex infrastructure projects throughout their lifecycle. The Group is ranked third globally in nuclear engineering.
Our goal is to ensure a viable, efficient, and reliable energy future for all.
Job Description
Join Our Growing Defence Team at Assystem – Project Planner Opportunity!
As our Defence account expands, we seek a dynamic, self-motivated Project Planner to drive successful project delivery within our Project Management Office (PMO). You will work closely with Defence Project Managers as the key planning expert across our Defence portfolio.
If you are passionate about delivering complex, high-impact projects, we want to hear from you!
Location:
Any Assystem UK office
Working Model:
Hybrid – flexible mix of home and office working, with occasional travel to client and Assystem offices
Your Key Responsibilities
* Lead Project Planning – Develop and manage schedules internally and with clients
* Coordinate Work Packages – Track progress, plan resources, and manage sub-contractor activities
* Approve Sub-Contractor Programmes – Review for quality and schedule alignment
* Stakeholder Interface – Monitor and report on project progress, changes, risks, and opportunities
* Support Proposals – Provide planning and manhour estimates for future work
* Deliver Reporting – Produce metrics, including critical path analysis, for the Defence Infrastructure Lead Team
What You Bring
* Proficiency in Primavera P6 – Intermediate level (must-have)
* Tech-Savvy – Confident in MS Office, especially Excel and MS Project
* Detail-Oriented & Driven – Self-motivated, deadline-focused, minimal supervision
* Clear Communicator – Able to summarize complex data confidently
* Analytical Eye – Skilled at assessing sub-contractor inputs and programme accuracy
* Precision Focused – Attention to detail as a second nature
Qualifications
* Degree or equivalent experience
* Primavera P6 training completed
* Project Management certification (e.g., APM) is a plus
Experience
* Proven experience as a Project Planner on NEC4 contracts, especially Options A & C
* Background in major infrastructure design and build projects (desirable)
* Experience in Nuclear or Defence Industry is a major advantage
Ready to plan your next move? Apply now to join an innovative team delivering exciting Defence infrastructure projects in the UK!
Additional Information
* Permanent staff position; umbrella contractor considered
* Home office locations: Derby, Sunderland, Glasgow, Blackburn, or Bristol
* Security clearance required due to the nature of the role; candidate must be a Sole UK citizen
* We are committed to equal opportunity employment, fostering diversity and inclusion to create innovative solutions.
Skills, talent, and the ability to dare are what matter most. Bring your unique contributions and help us shape the future.
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