Mechanical Planning Engineer - HVAC
Nuclear
Permanent /
Bridgwater
United Kingdom
22/05/26
On site
ABOUT ASSYSTEM
- ️ About Assystem
Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions. Join us in revolutionizing the energy sector and making a significant global impact.
Why Join the Community of Switchers?
Be part of one of the top three largest nuclear engineering companies globally. At Assystem, you’ll contribute to groundbreaking projects that push the boundaries of innovation and engineering excellence. Join a community committed to driving forward the future of energy.
JOB DESCRIPTION
This role supports major nuclear programmes, requiring candidates within commuting distance of Bridgwater or willing to relocate with relocation assistance available.
You will lead integrated HVAC planning activities across Nuclear Island, Conventional Island and Balance of Plant scopes.
The role supports complex HVAC construction, commissioning and system handover within a highly regulated nuclear environment.
️Develop integrated HVAC construction and commissioning schedules using Primavera P6
️Coordinate HVAC installation sequencing with multidisciplinary construction and engineering teams
️Plan ductwork, ventilation, chilled water and containment HVAC installation activities
Monitor schedule performance, critical path impacts and mitigation recovery programmes
Support mechanical completion, testing, balancing and commissioning turnover activities
Produce KPI dashboards, variance analysis and detailed project progress reporting
Interface with subcontractors, commissioning teams and client project stakeholders
️Ensure compliance with nuclear quality assurance and governance requirements
- ️Integrate procurement, manufacturing and installation activities into project schedules
MY PROFILE
Degree, HNC/HND or equivalent engineering or construction management qualification
Proven Planning Engineer experience on major HVAC or mechanical installation projects
️Strong understanding of industrial HVAC systems and installation methodologies
️Advanced knowledge and practical experience using Oracle Primavera P6
Experience producing fully logic\-linked construction and commissioning schedules
Background within nuclear, energy, oil and gas or regulated industries
Strong understanding of commissioning, turnover and mechanical completion processes
Working knowledge of NEC contracts and project controls methodologies
Strong analytical, reporting and critical path analysis capability
Experience using Microsoft Excel, Power BI or Synchro beneficial
Why Apply?
Join Assystem and become a key player in delivering critical nuclear projects that shape the future of energy. Embrace this opportunity to excel in a dynamic environment where your expertise and leadership will drive global innovation.
Your Benefits Package
Hybrid Working – Flexibility to work from home and the office
️ 25 Days Annual Leave \+ Bank Holidays
Buy \& Sell Holiday – Make your time off work for you
8% Company Pension Contributions
️ Income Protection \& 3x Salary Death\-in\-Service Cover
Competitive Sick Pay – Support when you need it
Healthcare Cash Plan – Claim back on dental, optical \& more
Free Digital Gym Access – Expert\-led fitness classes
Exclusive Discounts – Restaurants, days out \& top brands
24/7 Employee Support Line – Mental health, financial \& legal help
Cycle to Work Scheme – Save money \& go green
Free Flu Jabs \& Eye Test Vouchers
Paid Professional Membership Fees
❤️ Volunteer Days – Make a difference on company time
Bring your unique contributions and help us shape the future.
NOTICE TO CANDIDATES ON RECRUITMENT FRAUD – We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process.
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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