Contract

Project Engineer

ASSYSTEM

ASSYSTEM

5,001-10,000 employees

Engineering services for design, construction, commissioning

No salary listed

Bristol, UK

Hybrid

Hybrid role; 3 days in office per week.

Category
Architecture & Civil Engineering (2)
,
Required Skills
Data Analysis
Excel/Numbers/Sheets
Requirements
  • Degree in Civil Engineering with strong understanding of design and construction principles
  • Experience working on large infrastructure or nuclear engineering projects
  • Ability to produce and review technical specifications and engineering documentation
  • Understanding of nuclear safety standards and design processes including seismic considerations
  • Experience managing suppliers and coordinating technical interfaces across stakeholders
  • Strong communication skills with ability to influence multidisciplinary project teams
  • Proficiency in Microsoft Office tools including Excel and reporting platforms
  • High attention to detail with strong analytical and problem-solving capabilities
Responsibilities
  • Support development and initiation of complex civil engineering contract packages
  • Assess design proposals and manage interfaces between systems, structures and building designs
  • Coordinate supplier interactions and maintain detailed technical and contractual records
  • Manage technical configuration including updates to specifications and delivery documentation
  • Perform technical investigations and impact assessments for design changes and options
  • Support contract execution including review and approval of contractor deliverables
  • Liaise with multidisciplinary teams to ensure integration across systems and structures
  • Analyse project data from multiple systems to inform reporting and delivery performance
  • Contribute to reporting processes and ensure alignment with project controls requirements
  • Support continuous improvement of project tools, processes and reporting methodologies
Desired Qualifications
  • Experience working with nuclear safety classified equipment design or delivery
  • Knowledge of contract forms such as NEC or FIDIC within infrastructure projects
  • Familiarity with project controls tools such as SAP, P6 or Power BI
  • Experience supporting reporting processes within complex project environments
  • Additional language skills such as French would be advantageous

Assystem provides engineering services for complex projects, covering design, construction, supervision, commissioning, and operation, with a strong focus on the nuclear and energy sectors. Its approach combines multidisciplinary engineering teams and project-management capabilities to move projects from initial concept through to operation. The company differentiates itself through a long track record, strategic acquisitions (including Alphatem in 1995 and Mactech Energy Group in 2025) and an early public offering in 2013, which have expanded its capabilities and market reach in the energy and nuclear fields. Its goal is to be a leading, reliable partner for clients by delivering end-to-end engineering services and helping them meet safety, performance, and regulatory requirements across the project lifecycle.

Company Size

5,001-10,000

Company Stage

IPO

Headquarters

Paris, France

Founded

1966

Simplify Jobs

Simplify's Take

What believers are saying

  • Q1 2026 nuclear revenue grew 8% to 81% of €165.8M total with organic 2.2% rise.
  • Acquired L&T Infrastructure Engineering in 2024 boosting India energy market share.
  • Secured UK government frameworks supporting Rolls-Royce SMR's three-reactor contract.

What critics are saying

  • Expleo erodes non-nuclear margins with 15,000 employees and €1.1B scale since 2019 split.
  • Currency drops in pound, rupee, riyal cut international revenue 7.1% in Q1 2026.
  • Framatome and Orano integrate services internally, capturing Assystem's nuclear revenue stream.

What makes ASSYSTEM unique

  • Assystem ranks top 3 worldwide in nuclear engineering since 1966.
  • Provides end-to-end lifecycle services for EPR reactors in Flamanville, Taishan, and Olkiluoto.
  • Partners with Dassault Systèmes on PLM and Virtual Twins for SMR projects.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Unlimited Paid Time Off

Flexible Work Hours

Remote Work Options

Paid Vacation

Paid Holidays

Hybrid Work Options

401(k) Retirement Plan

Wellness Program

Mental Health Support

Gym Membership

Professional Development Budget

Conference Attendance Budget

Stock Options

Company Equity

Phone/Internet Stipend

Home Office Stipend

Relocation Assistance

Childcare Support

Meal Benefits

Parental Leave

Family Planning Benefits

Fertility Treatment Support

Company News

Bdaily
Jan 30th, 2025
Assystem expands UK footprint with takeover

A global nuclear engineering firm has strengthened its UK presence with the acquisition of a specialist construction company. Paris-headquartered Assystem has… | North East | Construction | Engineering | International | Energy | Mergers & Acquisitions | Commercial Partnerships | Manufacturing & Construction |

Assystem
Jan 17th, 2024
Assystem acquires KEOPS Automation, engineering specialist in automated systems and data enhancement

Assystem, an international engineering, digital services and project management company, has acquired 100% of the shares of KEOPS Automation, a French company specializing in the integration of industrial operating platforms and the enhancement of their data (industrial OT and IT, automated systems, supervision systems, BI applied to manufacturing).

Global Construction Review
Jan 5th, 2024
France’s Assystem acquires India’s L&T Infrastructure Engineering - Global Construction Review

France-headquartered engineer and project manager Assystem has acquired India’s L&T Infrastructure Engineering, a subsidiary of the Larsen & Toubro group.

Tech.eu
Feb 11th, 2022
Germany’s SQS acquired by Assystem Technologies for over £280 million

German company Software Quality Systems (SQS), a provider digital quality assurance services,…