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Mechanical Engineer Valve Contract Engineering

ASSYSTEM


Job Location:

Bridgwater - UK

Monthly Salary: Not provided by the employer
Posted: 19 August 2026 (8 hours ago)
Application Deadline: 16 November 2026
Vacancies: 1 Vacancy

Job Summary

The role will consist of supporting all aspects of valve engineering activities related to the HPC Project within the Joint Design Office (JDO).

The Valve Engineer is responsible for:

  • Undertaking technical clarifications of valve related deliverables required for construction with support of the Back Office teams who carried out the initial design studies (EPR-E EDVANCE CNEPE and valve suppliers).
  • Gathering and reviewing input data analysing and updating design assumptions technical specifications equipment data sheets and associated documentation.
  • Reviewing valve design documentation and ensuring compliance with applicable project requirements nuclear codes and standards.
  • Performing and supporting valve engineering assessments including:
  1. Functional and operational reviews.
  2. Assessment of operational requirements.
  3. Review of valve qualification and environmental requirements.
  4. Identification and implementation of appropriate design modifications
  • Managing and closing valve-related technical queries and open points
  • Assessing and providing technical responses to issues arising during manufacturing testing installation commissioning activities.
  • Reviewing and integrating valve related modifications requested by project stakeholders after JDO handover.
  • Performing engineering assessments and hand calculations to evaluate the feasibility and impact of proposed modifications.
  • Reviewing and checking technical documentation produced by suppliers and external engineering subcontractors
  • Proposing technical improvements and optimisation for valve designs and associated documentation.
  • Working closely with system engineers layout engineers CAD designers and other disciplines to support valve integration within plant design.
  • Leading technical meetings
  • Managing interfaces with multiple stakeholders
  • Providing technical expertise on valve operation maintainability reliability and nuclear safety requirements.

Coordination Responsibilities
The Valve Engineer will also be responsible for coordinating valve related activities within the JDO and acting as the entry point for valve queries originating from HPC this capacity the engineer will:

  • Coordinate technical activities across all valve packages and systems.
  • Ensure consistency of technical solutions between stakeholders.
  • Monitor and support the resolution of valve related open points.
  • Facilitate communication between design teams suppliers construction teams and the client.
  • Support project delivery objectives by ensuring valve engineering activities are executed in line with project schedules and quality requirements.

Qualifications :

Essential Qualifications Experience and Skills

  • Degree in Mechanical Engineering Nuclear Engineering or a related Engineering or Science discipline.
  • Experience in valve engineering including specification design procurement qualification manufacturing installation commissioning or maintenance of industrial valves.
  • Experience working on complex engineering projects within highly regulated industries such as Nuclear Energy Oil & Gas Defence Process or Power Generation.
  • Good understanding of engineering documentation including technical specifications equipment data sheets calculations testing documentation and supplier deliverables.
  • Ability to assess technical issues identify practical solutions and support their implementation.
  • Excellent interpersonal and stakeholder management skills with the ability to work effectively across multidisciplinary teams.
  • Strong organisational skills attention to detail and ability to manage multiple priorities simultaneously.
  • Excellent written and verbal communication skills.
  • Fluent in English with the ability to prepare clear and concise technical documentation and present technical matters to a range of stakeholders.

Desirable Qualifications Experience and Skills

  • Knowledge of nuclear industry codes and standards
  • Experience with valve sizing actuator sizing valve qualification or performance assessments.
  • Experience reviewing supplier documentation and managing technical interfaces with valve manufacturers.
  • Knowledge of EPR design principles the HPC Project and associated engineering methodologies.
  • Understanding of nuclear safety requirements
  • Previous experience supporting construction installation commissioning or manufacturing activities.
  • French language would be advantageous.
  • Knowledge of 2D and 3D design software and engineering document management tools.
  • Experience working in an international and multicultural environment.
  • Experience coordinating cross-functional technical activities and managing complex stakeholder interfaces.
  • Ability to prioritise competing demands challenge assumptions where appropriate and understand the constraints and requirements of adjacent disciplines.
  • Demonstrated ability to deliver commitments and meet project deadlines.

Competencies
The successful candidate should demonstrate:

  • Strong interpersonal communication and stakeholder management skills.
  • Ability to work collaboratively across multiple engineering disciplines and organisations.
  • Proactive approach to problem solving and issue resolution.
  • Sound engineering judgement and analytical thinking.
  • Ability to manage multiple interfaces and understand broader project objectives.
  • Capability to take both a detailed technical view and a strategic project perspective.
  • Strong planning and organisational skills.
  • Ability to synthesise complex technical information and communicate it effectively.
  • Commitment to quality nuclear safety and continuous improvement.
  • Ability to produce clear accurate and professional technical documentation.
  • Capacity to work independently while contributing effectively within a team environment.
  • Reliability in meeting commitments delivering against deadlines and driving activities to completion.

Additional Information :

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

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 peoples ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.


Remote Work :

No


Employment Type :

Full-time


About Company

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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 ... View more

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