Principal Systems Engineer

Framatome SAS; Cranfield; On-site; GBP 100,000 - 125,000; Full time

Job summary

A major international player in nuclear energy is seeking a Principal Systems Engineer in Cranfield. The candidate will design and implement systems for the Nuclear Defence and Space Industry, requiring over 10 years of experience in a similar environment. This role offers competitive benefits including 25 days annual leave and an 8% employer pension contribution. Join a team that values innovation and safety in nuclear technology.

Benefits

25 days annual leave

8% employer pension contribution

Private health care

Life assurance (4x salary)

Professional Body Membership

Cycle to Work scheme

Qualifications

• 10+ years experience as an Engineering Manager or similar role in nuclear.
• Experience in Nuclear/Defence System Design and standards.
• Proficiency in system verification, validation, and testing.

Responsibilities

• Design and develop defence and space system architecture.
• Manage engineering solutions with CAPEX ranging from £0.5M to £200M+.
• Ensure compliance with governmental regulations.

Skills

Systems engineering

Nuclear safety standards

Risk analysis

Complex technical requirements

Project management

Education

BSc degree in a technical engineering discipline

Tools

Engineering modeling tools

Job description

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E2 - Methods of maintenance, improvement and support (14)

E3 - Maintenance operations (23)

F - FINANCE (13) F - FINANCE (13) F2 - Transactional & Legacy (1) F3 - Controlling (9) F4 - Financial expertise (3)

G - PROJECT MANAGEMENT (74) G - PROJECT MANAGEMENT (74) G1 - Project Management (38) G2 - Project Control (29) G3 - Contract management (7)

H - HUMAN RESOURCES (6) H - HUMAN RESOURCES (6) H2 - HR administration & social relation ship (1) H3 - HR Development (3) H4 - HR Expertise (2)

IS - INFORMATION SYSTEMS (27) IS - INFORMATION SYSTEMS (27) IS1 - Management of IS policy and performance (5) IS2 - Production - computer operating (11) IS3 - Solutions -Implementation (1) IS4 - IS/IT Project management (6) IS5 - Digital (4)

J - LEGAL (1) J - LEGAL (1) J3 - Legal expertise (1)

K - MARKETING & SALES (7) K - MARKETING & SALES (7) K1 - sales management (2) K2 - Marketing (3) K3 - Customer relation ship (1) K4 - Sales Administration (1)

N - LABORATORY (9) N - LABORATORY (9) N1 - Laboratory management (2) N2 - Studies and analytical methods & development (3) N3 - Laboratory operations & analysis (4)

O - PERFORMANCE & PROCESSUS (12) O - PERFORMANCE & PROCESSUS (12) O1 - Management performance & processus (3) O3 - Support to performance (9)

P - PRODUCTION (122) P - PRODUCTION (122) P1 - Production management (10) P2 - Production methods and support (44) P3 - Installations operating (11) P4 - Manufacturing Management and generalist (21) P4A - Fitting Milling (16) P4B - Steel metallurgy Foundry Blacksmith (5) P4C - Welding assembling (7) P5 - Warehouse - Handling (8)

Q - QUALITY & INSPECTION (55) Q - QUALITY & INSPECTION (55) Q1 - Surveillance & Inspection (15) Q3 - Supplier & customer quality (5) Q4 - Products, projects, services quality (26) Q5 - Amélioration Continue Qualité (9)

R - RESEARCH & DEVELOPMENT (12) R - RESEARCH & DEVELOPMENT (12) R2 - R&D projects management (1) R3 - Performance of R&D projects (10) R5 - Innovation (1)

S - HEALTH,SAFETY,SUSTAINABLE DEVELOPMENT (26) S - HEALTH,SAFETY,SUSTAINABLE DEVELOPMENT (26) S1 - Health, safety, sustainable development (5) S2 - Health and social (1) S3 - Environment (4) S4 - Operations Nuclear Safety (8) S5 - Occupational safety (8)

SC - SUPPLY CHAIN (23) SC - SUPPLY CHAIN (23) SCA - PURCHASING (11) SCB - SUPPLY CHAIN (12)

TA - DESIGN & ENGINEERING (186) TA - DESIGN & ENGINEERING (186) TAA - Design , engineering management & Systems engineering (25) TAB - Mechanical, HVAC & Civil Work coordination and management (9) TAC - Civil engineering, Layout and HVAC (13) TAD - Mechanical Engineering (57) TAE - Safety, process and systems design coordination and management (2) TAF - Safety, process and systems design - Fluid Systems Engineering (3) TAG - Safety, process and systems design - Nuclear safety /environmental impact (5) TAH - Safety, process and systems design - Reactor operation & functional design (7) TAJ - I&C and Electricity coordination and management (5) TAK - Electrical Engineering (10) TAL - Instrumentation and Control (50)

TB - CONSTRUCTION & COMMISSIONING (12) TB - CONSTRUCTION & COMMISSIONING (12) TB1 - Construction management (5) TB2 - Construction (3) TB3 - Tests and commissioning (4)

U - WORKPLACE ENVIRONMENT (5) U - WORKPLACE ENVIRONMENT (5) U2 - Building management and operation (5)

V - ON SITE SERVICES (46) V - ON SITE SERVICES (46) V1 - On site management (8) V4 - Mobile equipment & primary components (2) V5 - Piping & mechanical components (3) V6 - Welding, machining and maintenance technician (7) V7 - Electrical engineering (2) V8 - Instrumentation & control (2) V9 - END control (9) VA - Upstream office preparation (3) VB - Tool maintenance management (2) VC - On site methods (8)

Legal company

Framatome is an international leader in nuclear energy recognized for its innovative, digital and value added solutions for the global nuclear fleet. With worldwide expertise and a proven track record for reliability and performance, the company designs, services and installs components, fuel, and instrumentation and control systems for nuclear power plants. Its more than 20 000 employees work every day to help Framatome's customers supply ever cleaner, safer and more economical low-carbon energy. Visit us at www.framatome.com, and follow us on Twitter: @Framatome_ and LinkedIn: Framatome.
Framatome is owned by the EDF Group (80.5%) and Mitsubishi Heavy Industries (MHI – 19.5%).

Reference number

2025-22867

Reference number

2025-22867

Publication date

8/21/2025

Job details

Category

Job Opening Title

Principal Systems Engineer

Job type

Non fixed term

Framatome is a major international player in the nuclear energy market recognised for its innovative solutions and value-added technologies for designing, building, maintaining, and advancing the global nuclear fleet. The company designs, manufactures, and installs components, fuel and instrumentation and control systems for nuclear power plants and offers a full range of reactor services.

With 20,000 employees worldwide, every day Framatome's expertise helps its customers improve the safety and performance of their nuclear plants and achieve their economic and societal goals.

Framatome is owned by the EDF Group (80.5%) and Mitsubishi Heavy Industries (MHI – 19.5%)

In the UK we are currently over 400 strong, and we have plans for continued growth over the coming years. Our target is to grow to 500 during 2025 through the development our UK nuclear service offerings.

The delivery of effective external and internal marketing and communications will be essential to achieving these goals.

We are looking for a detail-oriented Principal Systems Engineer to design, develop, and implement state-of-the-art systems for the Nuclear Defence and Space Industry. Responsibilities include understanding military and European/UK Space Agency requirements, defining system specifications, and developing system architectures. The ideal candidate will be familiar with the lifecycle of defence/space system development, from initial concept development to testing, deployment, and system maintenance. The role will require to produce high-quality, innovative, and effective engineering solutions that meet all design requirements and standards. This role typically requires a strong understanding of engineering principles, ideally within a nuclear environment, coupled with the ability to apply this knowledge to the specific needs of defense-related projects.

Duties and responsibilities include:

• Designing and developing defence and space system architecture including developing requirements using a systems engineering approach
  Act as the Engineering Manager across the full delivery lifecycle (ie requirements to operational handover) over complex nuclear/space projects.
• Ability to manage engineering solutions with values ranging from £0.5M to £200M+ client based CAPEX
  Conducting system-level analysis to ensure that defense systems meet performance, reliability, and safety standards
  Testing and evaluating defence and/or system functionality under various operational conditions
• Identifying and resolving system defects, vulnerabilities, and inefficiencies
  Collaborating with other engineers, technicians and clients to integrate and optimise system components
  Providing technical documentation for system designs, test results, and operational procedures
• Staying current with advancements in defence and space technology and engineering practices including UK and international engineering standards
• Ensuring that nuclear defence and space systems comply with all relevant governmental and in country regulations
  Conducting training sessions for system users and operators, as needed
• Supporting the procurement of materials and components required for system development and maintenance
  Manage system requirements and derived requirements to ensure the delivery of production systems that are compatible with the defined system architecture.
• Guide system development and implementation planning through assessment or preparation of system engineering management plans and system integration and test plans.
• Interact with the Government/Associated agencies regarding Systems Engineering technical considerations and for associated problems, issues, or conflicts.
• Ensure the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints.

Profile

Duties and responsibilities continued:

• Conducting training sessions for system users and operators, as needed
• Supporting the procurement of materials and components required for system development and maintenance
• Manage system requirements and derived requirements to ensure the delivery of production systems that are compatible with the defined system architecture.
• Guide system development and implementation planning through assessment or preparation of system engineering management plans and system integration and test plans.
• Interact with the Government/Associated agencies regarding Systems Engineering technical considerations and for associated problems, issues, or conflicts.
• Ensure the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints.
• Perform risk identification, gap assessment and mitigation planning.
• Oversight of solutions in terms of system verification, validation, and testing.
• Provide underpinning engineering evidence or expert advise to underpin regulatory aspects using probabilistic and deterministic evidence
• Root cause analysis (RCA) including HAZID, HAZANS, HAZOPs and human factors
• Responsible for co-ordinating through life maintenance strategies and effectiveness
• Act as technical mentor to support the development of staff either directly or indirectly with subject matter skills

Qualifications and Experience

• 10 years + proven demonstrable work experience as an Engineering Manager Systems Engineer or a similar role within a highly regulated nuclear environment
• Experience in Nuclear/Defence System Design and standards.
• Excellent knowledge of engineering delivery, system modeling, simulations, and risk analysis.
• Experience in system verification, validation, and testing.
• Ability to understand and analyse complex technical requirements.
• Proficiency in system/engineering tools.
• Equivalent experience or technical qualification, ie apprenticeship/BSc degree in a technical engineering discipline Engineering, Computer Science, or a relevant field
• Must be willing to obtain or transfer a minimum of SC clearance and there only British Nationals or Citizen are able to apply for this role

• 25 days annual leave per year rising by 1 day for every 2 years worked (max 30 days)
• 8% employer pension contribution with employee 1% contribution (salary sacrifice)
• Individual and family private health care
• Dental insurance for individual
• Cashplan – Level 2 cover
• Life assurance (4x salary)
• Employee assistance programme (EAP)
• Income Protection
• Professional Body Membership
• Tusker Electric car scheme (salary sacrifice)
• Cycle to Work scheme (salary sacrifice)
• Babbel – learn a new language
• Generous family leave – Maternity and paternity 6 months full pay and 6 months half pay

Job location

Job location

United Kingdom, Cranfield

Job location (site)

Cranfield

Travel

25%

Job family

Standard

Minimum level of education required

Bachelor

Minimum level of experience required

Early career

Extra informations

Background checking required ?

Yes

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