CS&A Principal Architect
On site
Warrington, United Kingdom
Freelance
18-03-2025
Job Specifications
Assystem is an international company with one mission: accelerate the energy transition around the world.
Every day, our 6,500 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
The Box Encapsulation Plant (BEP) is being constructed on the Sellafield Limited (SL) site in Cumbria. The project is an integral part of the Magnox Swarf Storage Silo (MSSS) Program addressing the cleanup of one of the most hazardous legacy facilities on the SL site. When complete, the BEP is expected to treat nuclear waste recovered from MSSS, immobilize it, and prepare it for long-term storage. In addition, the BEP may also process waste recovered during the decommissioning of other significant SL facilities including the First General Magnox Storage Pond and the Pile Fuel Storage Pond.
The candidate that we are looking to recruit should have a minimum of 10 years’ Nuclear experience. The candidate should have experience of working within a regulated and quality assured system (preferably nuclear) in roles reliant upon pragmatic design judgement and where engineering was a major part of the role.
The candidate that we are looking to recruit should have a minimum of 10 years’ Nuclear experience. The candidate should have experience of working within a regulated and quality assured system (preferably nuclear) in roles reliant upon pragmatic design judgement and where engineering was a major part of the role.
Project Specific Requirements
Report to SL CSA RE on a daily basis
Provide leadership, guidance and support to JV CSA design and site engineering team
Be prepared to attend the Warrington office min 3 days week and Sellafield site on regular basis (ideally fortnightly) to confidently interact and engage with the multi discipline JV construction team and their subcontractors as required.
Review and comment on CSA JV Design submissions during development including site modifications, complete NFR documents and submit to SL Doc Control.
Review, and Accept/Reject design submissions, sign and submit PMACD (Project Managers Approval) to SL Doc Control.
Review and Accept or Reject TQ/PP submissions,
Review the progress of all Architectural detail design drawings, calculations and documents to ‘As Built’ status as produced by the JV CS&A designers.
Working knowledge of fire strategy arrangements. Detailed understanding and experience in production of fire rated solutions. Attend meetings with Fire Consultants to review Conventional and Nuclear fire issues.
Interface with multi discipline design team on project issues. Liaise with SL Capability as required to substantiate site issues encountered during construction.
Support to Safety Case work including DJR’s.
Engage with design partner (JV) in pre-submission discussions, including TQ’s & PP’s.
Provide support to JV in the completion of the Building Regulations Compliance Document.
Fire Strategy & Fire Stopping
Attend meetings with Fire Consultants to review Conventional and Nuclear fire issues.
Provide support to JV in relation to technical information as and when required.
Review Fire Strategy Plans against works on site and vice versa.
Consider and assist in the preparation of solutions to fire related issues with the JV Architect as and when they arise.
Take part in weekly reviews of proposed changes to fire stopping details with JV Architect and specialist sub-contractor.
Regularly review the Navisworks model against progress on site.
Other Disciplines
Attend model reviews with other Areas/disciplines. Assess impact on CS&A architectural scope of the issues discussed, such as Building Regulation and legislative compliance including fire escape routes and travel distances, stairs, finishes and building security.
BEPPS DIF Interfaces and Building Security
Keep updated regarding ongoing building interface boundary issues with Adjacent plant, with the site construction team.
Prepare for Project and Adjacent plant to become one facility. Review, update and eventually oversee the CS&A scope during the transition to one facility.
Retain ownership of and oversee all aspects of the building’s security boundary.
Update the Security Plans, Sections and Specification as required and to As Built status.
Roof & Cladding
Oversee and support the JV design team with the completion on site of all remaining roof and cladding scope to ensure fully water tight building envelope. Works include:-
Repairs to damaged wall panels.
Roof gutter lining water ingress issue to be resolved.
Drainage connection to gutter and the associated overflow connections have been completed.
External Works
Good design understanding and working knowledge of all external works aspects.
Review and comment on all interfaces between the external works and the building external envelope as the construction progresses.
Keep regular engagement with the JV construction team and supply chain on site. Attend weekly meetings as required
Attendance of weekly Risk review meetings and support EWN’s.
Site Visits
Generally, visit site (bi-weekly) for the day.
Liaise with the site construction team, conduct or take part in site walk downs to oversee, discuss and help resolve any CS&A related site construction issues.
Inspect and record progress of CS&A architectural scope, including fire stopping, door installation, wall, ceiling & floor finishes, stair, handrails & guarding installation and built in and loose furniture installation.
Inspect rooms under commissioning control and assess & record the CS&A scope of work still to be completed engaging SL Construction IC in relation to snagging works.
Agree to the completed status of sample rooms to be used as the quality standard for all room completions.
Hold meetings with construction team members or specialist sub-contractors to discuss ongoing issues or matters to be raised in pending TQ’s/PP’s/IFA’s.
Ensure Planning requirements are met and ensure any changes are incorporated for final Planning sign off. Liaise with SL Development and Planning department as required.
Support Safety Case team and Construction including during Fire Officer site and Operation team site walk downs in support of plant handover and permissisoning...
About the Company
Assystem, one of the world's leading independent nuclear engineering companies, is committed to accelerating the energy transition. We see ourselves as an activist in the development of nuclear energy, convinced that it is an essential part of the fight against climate change. 7,500 switchers, spread in 12 countries in Europe, Asia, Africa and the Middle East are working every day to make the energy switch by accelerating the development of nuclear and renewable energies, power grids, clean hydrogen projects and low-carbon ... Know more
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