Full-Time

Senior Electrical Engineer

ASSYSTEM

ASSYSTEM

5,001-10,000 employees

Engineering services for design, construction, commissioning

No salary listed

Derby, UK

Hybrid

Hybrid work: 1-2 days remote per week.

UK Top Secret Clearance Required

Category
Electrical Engineering (2)
,
Requirements
  • Proven experience in building electrical services design
  • Expertise in space management, cable routing, and cable management
  • Strong team player with the ability to work independently under tight deadlines
  • Excellent communication and interpersonal skills
  • Degree in a relevant discipline
  • BPSS and SC required
  • Ability to travel to Assystem offices and customer sites within the United Kingdom
  • To undertake work packages supporting major United Kingdom and international Nuclear Clients
  • Residency criteria in order to attain a minimum level of United Kingdom security clearance if not already security cleared to a minimum SC level
Responsibilities
  • Define and manage electrical requirements by reviewing, refining, and documenting high-level electrical requirements; capture constraints, interfaces, and quality attributes using structured processes (for example, IBM DOORS)
  • Design, analyze, and verify electrical systems and components; develop and implement robust designs; conduct functional analysis, modeling, and simulation to validate performance; define and execute verification activities in collaboration with the Verification team; ensure compliance through rigorous testing
  • Ensure compliance and quality by maintaining engineering excellence throughout the SMR project lifecycle; conduct technical reviews; provide inputs to project technical review gates; ensure designs meet regulatory and safety standards
  • Support strategy and risk management by participating in capacity planning and contributing to long-term strategic goals; identify potential risks, implement mitigation strategies, and support decision-making to enhance project success
  • Develop and share knowledge by establishing and maintaining policies, procedures, and best practices; develop training materials and tools to support knowledge sharing across teams; provide expert advice to project teams and integrated product teams
  • Collaborate and represent by working closely with internal engineering teams to drive standardization and a commoditized approach to system and component development; represent the electrical engineering function in meetings, working groups, and external engagements with regulators, customers, and suppliers
Desired Qualifications
  • Previous experience in electrical power generation or the nuclear sector is an advantage

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,…