Company Description

Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements.

Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions.

Job Description

Mechanical Engineer - Heat Exchanger Design & Manufacture

Contract Duration: 12 months.

Location: Warrington / Hybrid 3 days minimum office working

Start Date: ASAP

Overview

We are seeking an experienced Engineer with a strong background in design and manufacture with pressure vessel design codes. The successful candidate will support design close out and manufacturing documentation for high-integrity shell and tube heat exchangers and/or pressure vessels within the nuclear sector.

Key Responsibilities

• Support the close-out of design and manufacturing documentation from concept through to manufacture and delivery.
• Design by Analysis (DBA) assessments in compliance with relevant industry codes.
• Prepare, review, and interpret detailed manufacturing drawings, specifications, and documentation.
• Liaise with multidisciplinary teams including design, manufacturing, and quality engineering.
• Contribute to technical documentation, including design calculations, specifications, and drawings.

Essential Skills & Experience

• Proven experience in the design and manufacture of shell and tube heat exchangers / pressure vessels.
• Knowledge of FEA.
• Experience with design by analysis methods and code assessments.
• Working knowledge of pressure vessel codes with ability to interpret and apply design code requirements.
• Ability to read, produce, and check manufacturing drawings and technical documentation.
• Strong appreciation of general manufacturing processes, including materials, fabrication, and inspection methods.

Desirable Skills & Experience

• Experience with one of the following RCC-M / ASME III / ASME VIII / BS EN 13445.
• Knowledge of quality assurance and regulatory requirements for high-integrity equipment.
• Experience with AutoCAD.

Qualifications

Qualifications

• Degree (BEng/MEng or equivalent) in Mechanical Engineering or related discipline.
• Chartered Engineer status (CEng) desirable but not essential.

Personal Attributes

• Strong analytical and problem-solving skills.
• Excellent attention to detail with a commitment to high-quality outputs.
• Effective communicator with ability to work in multidisciplinary teams.
• Proactive, self-motivated, and able to manage workload to meet deadlines.

Additional Information

**Security clearance**

This role requires the successful candidate to hold a minimum of a Security Check (SC) clearance without any caveats to that clearance.

Due to the nature of work this role will be delivering and for the protection of certain assets, the successful candidate has to be a UK national or in MoD approved cases a Dual National from a non-ITAR country.

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