Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation.  We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.  

As a Senior Mechanical Designer with Expleo, you will take a lead role in the conceptual design of complex mechanical handling and processing equipment to support hazardous material processing in the nuclear industry. This position contributes directly to a nuclear new build project, aligned with the Continuous at Sea Deterrent initiative. Your role will encompass both technical guidance and quality assurance, working flexibly at the client’s secure site and delivering designs that meet stringent regulatory and safety standards in a high-integrity, highly regulated environment.

You will be responsible for both 2D and 3D design outputs, ensuring that designs are fit for purpose from concept through to manufacturing support. In this role, you will also collaborate closely with multi-disciplinary engineering teams and provide design governance to maintain the highest technical standards and ensure the customers program continues to move forwards.

Technical Requirements:

• Design Development and Review: Produce and review detailed 2D and 3D designs, technical specifications, and other outputs for mechanical systems, ensuring adherence to best practices in design configuration, documentation, and CAD output management.
• Project Delivery: Lead technical aspects of design projects, including design iteration, output production, defect resolution, obsolescence management, and capability upgrades to meet contract objectives.
• Technical Oversight: Provide guidance on design methodologies, tool selection, and technical problem-solving. Ensure that all work aligns with ISO standards, regulatory requirements, and Health & Safety protocols.
• Problem Resolution and Continuous Improvement: Address production and technical queries related to manufacturing and installation issues and contribute to continuous improvement by implementing learnings from project experiences.
• Documentation and Standards Compliance: Manage technical documentation, ensuring alignment with project specifications, and apply relevant engineering standards, codes, and procedures to maintain compliance and quality.
• Safety and Compliance: Support the Product Safety Assessment process to meet safety standards and reduce risk, ensuring all designs adhere to regulatory and safety requirements.

Interpersonal Requirements:

• Leadership and Mentorship: Support a team of junior designers, allocating tasks, and providing technical oversight to ensure quality across design outputs. Review drawings and ensure effective interdisciplinary coordination.
• Client and Stakeholder Management: Act as the primary technical contact for professional engineering colleagues and client stakeholders, fostering strong relationships, managing expectations, and communicating progress effectively.

Other Requirements:

• Innovation and Best Practices: Keep abreast of industry developments in design techniques and standards, fostering best practices within the team and driving technical and cultural advancements.
• Brand Advocacy: Champion Expleo’s brand within the workplace, promoting its values, standards, and commitment to quality and innovation across all project interactions and team activities.

• Minimum HNC/HND in Engineering or equivalent experience.

• Demonstrated expertise in mechanical design, with a track record of developing and supporting designs for tooling and high-integrity equipment in regulated environments.
• Experience with mechanical handling systems design, including hazard management, defect rectification, and lifecycle support.
• Advanced proficiency in 2D and 3D CAD, specifically Autodesk Inventor, and familiarity with technical configuration management and document control systems.
• Strong knowledge of material properties, handling requirements, and design for manufacturability (DFM), particularly in relation to safety and compliance requirements.
• Proven experience in stakeholder and customer engagement, with the ability to present and review designs confidently and professionally.
• Strong understanding of H&S regulations and practices in design, with a knowledge of risk assessment techniques such as HAZID and ALARP.
• Working towards or has membership of a recognised Engineering professional body or institution, preferably Incorporated or Chartered.

• Direct experience in the nuclear industry, especially in designing to standards for mechanical handling and movement systems (e.g., BS EN 1993, BS EN 13001, BS EN 15011).
• Good working knowledge of industry and nuclear standards and how to apply them to the contract and equipment. Such as ASME 3NC & 3ND – Rules for Construction of Nuclear Facility Components.
• Familiarity with nuclear-grade materials and manufacturing techniques, including machining, casting, and metallurgy.
• Knowledge of engineering codes related to small handling equipment (gloveboxes), which may apply in nuclear contexts.
• Proficient in MRP and ERP systems, with a strong emphasis on SAP, enabling efficient management of resources, inventory control, and production planning to allow the program to move into build.

• Security Clearance: Due to the sensitive nature of the work, candidates must be sole British nationals and will be subject to security clearance, including a minimum 3-year reference check.
• Legal Right to Work: All applicants must have the legal right to work in the UK, with verification of qualifications required at the interview stage.
• Flexible Working: Expleo is open to discussing flexible working arrangements. Please inquire about potential alternative work patterns during the interview.

• Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges  
• We empower all passionate technology loving professionals by allowing them to expand their skills and take part in inspiring projects   
• Expleo Academy - enables you to acquire and develop the right skills by delivering a suite of accredited training courses  
• Competitive company benefits
• Always working as one team, our people are not afraid to think big and challenge the status quo 

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• As a Disability Confident Committed Employer we have committed to:
• Ensure our recruitment process is inclusive and accessible
• Communicating and promoting vacancies
• Offering an interview to disabled people who meet the minimum criteria for the job
• Anticipating and providing reasonable adjustments as required
• Supporting any existing employee who acquires a disability or long term health condition, enabling them to stay in work at least one activity that will make a difference for disabled people

“We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age”. 

We treat everyone fairly and equitably across the organisation, including providing any additional support and adjustments needed for everyone to thrive