Mechanical Engineer

James Fisher and Sons plc; Paisley; On-site; GBP 52,000 - 70,000; Full time

Job summary

James Fisher and Sons plc in Inchinnan, near Glasgow, is seeking a Mechanical Engineer to design, develop and support through-life engineering of our global product range for defence and commercial markets. You will work with Sales, Production and Project Management to deliver cost-effective solutions, produce drawings, BOMs, specifications, and ensure on-time delivery within quality standards.

This role offers a challenging environment with opportunities to impact safety, reliability and

Qualifications

• Degree in Mechanical Engineering or equivalent.
• Experience in mechanical design and calculations.
• Knowledge of DFM and DFA.
• Ability to take designs from concept to production.
• Understanding of gas and fluid systems.
• Good communication across multidisciplinary teams.

Responsibilities

• Design and deliver innovative engineering solutions for new products and through-life support.
• Collaborate with Sales, Procurement, Production, and Project Management.
• Source materials, maintain BOMs, and ensure accurate engineering data.
• Produce and review drawings, specifications, assembly instructions, and test procedures.
• Ensure activities are on time, within budget, and compliant with standards.
• Visit sites, customers, and suppliers to support delivery and investigations.

Skills

DFM

DFA

Prototype development

Materials & BOMs

Engineering calculations

Communication skills

Education

Degree in Mechanical Engineering

Tools

PLM systems

ANSYS

Job description

About the Role

Mechanical Engineer Full-Time, Permanent Inchinnan, Glasgow

Please note that this role requires security checks.

The Role: As part of JFD's ongoing commitment to innovation and engineering excellence, we're looking for a Mechanical Engineer to support the design, development, and through-life engineering of our globally recognised product range. Working across both new and existing products, you'll play a key role in delivering engineering solutions that meet customer requirements, enhance product performance, and support operational success across defence and commercial environments.

What you'll be doing:

• Design and deliver innovative engineering solutions for new products, while providing through-life support and enhancements across JFD's existing product portfolio.
• Collaborate with internal teams including Sales, Procurement, Production, and Project Management to develop practical, cost-effective technical solutions that meet customer and business requirements.
• Source suitable materials and components, maintaining accurate engineering data, part numbers, and bills of materials (BOMs).
• Produce and review high-quality engineering documentation, including manufacturing drawings, specifications, assembly instructions, test procedures, certification packages, technical reports, and customer proposals.
• Ensure engineering activities are delivered on time, within budget, and in line with quality, safety, and compliance standards.
• Undertake visits to JFD sites, customer locations, and supplier facilities as required to support project delivery, product development, and technical investigations.

What we're looking for:

• Degree qualified in Mechanical Engineering, or equivalent industry experience, with proven experience in a similar engineering role.
• Strong understanding of mechanical design principles, including the ability to produce and validate engineering calculations.
• Experience applying Design for Manufacture (DFM) and Design for Assembly (DFA) principles to support efficient and cost-effective product development.
• Ability to take designs from initial concept through to prototype manufacture, testing, validation, and final production release.
• Good working knowledge of manufacturing processes, materials, and production techniques.
• Understanding of gas and fluid systems and their application within engineered products.
• Strong communication and problem-solving skills, with the ability to collaborate effectively across multidisciplinary teams.

Desirable:

• Knowledge of relevant engineering standards and industry guidelines such as IMCA, ASME, and PD5500.
• Experience working within marine or defence environments, including familiarity with classification society requirements such as Lloyd's Register (LR) and DNV.
• Experience performing structural analysis using Finite Element Analysis (FEA) tools, such as ANSYS.
• Product design and development experience within a regulated engineering environment.
• Familiarity with Product Lifecycle Management (PLM) systems and engineering data management processes.
• Experience designing equipment for subsea, underwater, or harsh operating environments.

Why join us?

• Early finish on Fridays
• Competitive salary and benefits package aligned with experience (Private Medical Insurance, Life Assurance, Cycle to work scheme, Company Pension, etc.)
• Clear pathways for career development and organisational visibility
• Inclusive and supportive culture that values individual contributions
• Meaningful work with impact across safety, innovation, and global operations

About Us: James Fisher is a global engineering services company operating across Energy, Defence, and Maritime Transport. With a strong heritage in maritime operations, we now deliver innovative solutions in challenging environments. Our One James Fisher strategy is focused on building a unified, sustainable business within the Blue Economy, driving progress through technology, expertise, and collaboration.

Visit our website at: Home | James Fisher and Sons plc

For more information about our values and behaviours, follow the link: About us | James Fisher and Sons plc

James Fisher Defence (JFD), part of the James Fisher Group, is a global leader in underwater capability, delivering cutting‑edge diving, submarine rescue, and hyperbaric solutions to both commercial and defence markets. Operating worldwide, JFD is the foremost provider of submarine rescue services and a trusted name in submarine escape training. We’re also at the forefront of hyperbaric rescue innovation and a leading supplier of advanced diving equipment and saturation systems across the industry. Explore more about JFD

At James Fisher and Sons, we are committed to taking positive action on diversity and strongly encourage applications from candidates of all backgrounds. We are proud to be a Disability Confident employer and recognise that our success is driven by the talent and diversity of our workforce.

To support an accessible and inclusive recruitment experience in the UK, we partner with Vercida. You can learn more about our approach by visiting our company page: James Fisher and Sons diversity, inclusion, culture - VERCIDA