Mechanical Engineer

• Provide Technical Leadership in Bioresources Mechanical Engineering Design across the D&AT Practice and wider AtkinsRéalis business
• Provide visible representation of technical expertise to clients
• Collaborate with stakeholders at all levels
• Lead a team of Mechanical Engineers for delivery of technical design work on complex multi-disciplinary projects
• Develop project design deliverables for Bioresource and associated Waste Water Treatment Mechanical Engineering
• Oversee technical input into bid proposals, defining the delivery strategy

Associate Director, Bioresources – Mechanical Engineering

• Design and develop electromechanical assemblies, including mechanisms, actuators, housings, and electrical interfaces
• Collaborate with electronics, systems, mechanical and manufacturing teams to ensure seamless integration
• Support prototype development and provide design input during build, integration and verification activities
• Produce 3D CAD models, detailed drawings and tolerance analyses in line with project and industry standards
• Consider environmental, vibration, thermal and materials factors during design and analysis
• Participate in design reviews and technical discussions with internal teams and customers
• Generate design documentation, including BOMs, design notes, and verification‑related material

Electromechanical Design Engineer

• Support and manage the full design process from concept to delivery.
• Apply an initial understanding of CAD and BIM workflows.
• Check, validate, and sign off designs at key project checkpoints.
• Lead all engineering aspects of the design, ensuring accuracy and compliance.
• Provide technical support and respond to RFIs promptly.
• Use design management platforms such as BIM360.
• Manage your workload and diary in line with project milestones and client needs.
• Read, produce, and verify specifications, Bills of Materials (BOMs), and all design documentation.
• Understand core physical security systems to ensure compliant, high-quality designs.
• Conduct site visits before, during, and after design phases—including overseas travel.
• Benchmark designs against real-world site conditions and installations.
• Perform QA/QC checks on installation work, engaging with integrators to drive corrective actions.
• Travel to sites when required to resolve RFIs or validate design decisions.
• Capture and maintain a lessons-learned register, sharing insights with the wider business.
• Collaborate closely with the design team to meet deadlines and uphold standards.
• Ensure all designs meet internal and client-defined security and quality benchmarks.
• Attend design kick-off meetings and regular design sync calls (remote or in-person).
• Maintain all relevant professional certifications.
• Work cross-functionally with other departments to uphold shared standards.
• Maintain strong relationships with third-party suppliers supporting the design function.
• Stay current with emerging security technologies and industry trends.

Design Engineer

• Work as part of firmware teams to deliver firmware projects to agreed time, cost and quality
• Verify firmware using Hardware Verification Languages or Hardware Description languages
• Design firmware using Hardware Description Languages
• Enhancement of firmware related processes (documenting, scripting, reporting, process automation)
• Working closely with multi-disciplinary teams

Principal FPGA Design Engineer

• Act as a delegate to the Chief Design Engineer, supporting leadership and coordination of the EC&I function
• Lead development of the integrated engineering delivery model and programme plans
• Coordinate multidisciplinary engineering workstreams to deliver complex design scope
• Prioritise engineering activities across programme demands in collaboration with project teams
• Lead the management of risks and opportunities across EC&I scope
• Support development and delivery of EC&I industrialisation strategies
• Contribute to development of processes, tools and capability across the department
• Support Heads of Discipline in making key technical and programme decisions
• Chair programme and risk reviews, providing clear reporting to senior stakeholders
• Engage with regulators, customers and external organisations to support programme delivery
• Influence strategic direction and ensure alignment with wider business objectives
• Provide leadership, coaching and direction to engineering teams

Assistant Chief Design Engineer – EC&I

• Design and develop functional test equipment for electronic systems
• Lead and support hardware/software integration and troubleshooting
• Provide lifecycle and production support, including issue resolution and obsolescence management
• Collaborate across engineering disciplines to develop robust, scalable test solutions
• Lead design reviews and documentation to the highest standards
• Act as a mentor and technical leader for junior engineers

Senior Product Test Design Engineer

• Reviewing and updating existing CAD designs in OnShape to company standards
• Updating drawing templates to the latest standard
• Ensuring the completeness and accuracy of CAD metadata (e.g. materials, masses)
• Creating, reviewing and releasing drawings
• Generating OnShape publications for released parts and assemblies, including electro-mechanical assemblies
• Working with sub-contractors to ensure we hold their latest 3D models and design drawings
• Migrating designs to the PLM tool

Mechanical Engineer – Contractor

• Be the main interface between the product design team and the field installation teams
• Identify areas for improvement in all aspects of the system from design to manufacturing, installation and processes
• Provide technical design advice and guidance to the field design teams
• Work closely with the support, field and the operations teams, provide day to day support to all heat pump installs
• Actively provide customer support as required
• Continuously monitor the performance data (e.g. COP/SCOP) collected for every install, debug issues, maintain the issue log, and advise improvements
• Maintain the spares list and update as a new product is introduced
• Travel to customer sites as required, as well as to Portadown in Belfast to work closely with the R&D and the manufacturing teams
• Contribute to the training of the support and installation teams as required
• Be the owner of technical documentations for installers, customers, logistics
• Present technical solutions to the design team
• Analyse warranty returns and interface with suppliers on technical discussions in finding the route cause

• Develop design solutions compliant to customer, regulatory, and airworthiness requirements within assigned programmes/ projects budget and timescale.
• Create and maintain design definition documents including drawings, specifications and reports detailing dimensions, materials, manufacturing process requirements and tolerances needed to ensure functional design requirements are met.
• Understand the qualification process of products and prepare compliance documentation to internal, customer, and regulatory requirements where applicable.
• Represent Design Engineering function in Integrated Program Teams (IPT) and Material Review Board (MRB).
• Identify and resolve product non-compliances with drawing, specifications, or standards. Provide technical support by implementing solutions to address non-conforming products. Create supporting documents such as permits, concessions, rework schemes etc.
• Support internal and external technical reviews including formal gate reviews by creation and preparation of technical data and presentations of product design.
• Contribute to the development of GKN as a 'Great Place to Work', aligned with the core principles - safe, innovative, open & honest, care & respect, and ownership.
• Ensure EHS policy and process adherence for your activities, and you will contribute to a proactive EHS culture in the wider team.
• Take an active role in team engagement surveys, activities and in creating a personal development plan supported by your line manager

• Analyse customer requirements and define technical solutions as input to bids and proposals within assigned programmes/ projects.
• Develop, check and approve technical solutions and compliance documentation for work packages to ensure they are compliant with all relevant customer, regulatory, and airworthiness requirements, within agreed programme, schedule, and manufacturing constraints.
• Identify and assess technical risks and propose mitigations relevant to the work package within assigned programmes/projects.
• Act as Lead Design Engineer in Integrated Program Teams (IPT) and Material Review Board (MRB)
• Define and validate test methods and/or alternate means of compliance (analysis/similarity) as required to demonstrate design solution complies with requirements.
• Create, check and approve documents such as permits, concessions, rework schemes and provide technical support by implementing solutions to address non-conforming products, designs, and compliance documentation.
• Lead design activities for internal and external technical reviews including formal gate reviews by creation and preparation of technical data and presentations of product design.
• Mentor, train and develop junior members of the team by providing technical guidance and support.

Senior Design Engineer

• Create new components as needed adding to the client library
• Perform component placement whilst trading off the myriad of requirements that may conflict
• Generate routing whilst minimising noise/EMI
• Implement strategies for management of thermal issues
• Adhere to the specific client design rules and understands the capabilities of specified PCB manufacturer to ensure a high yield
• Work with mechanical designers to ensure electronics and mechanical parts mesh perfectly

PCB Design Engineer

• Lead a team of Mechanical engineers for delivery of technical design work on complex multi-disciplinary projects.
• Lead on the development of project design deliverables for Mechanical aspects of complex multi-disciplinary projects.
• Responsible for managing production, reviewing, and approving technical deliverables.
• Provide Technical Leadership within discipline for the regional and national D&AT practice.
• Grow, develop, and manage the Mechanical Engineering capabilities.
• Work independently with guidance in only the most challenging situations.
• Advise client, operational, project, or service activities within project teams and wider D&AT Practice initiatives.
• Manage or collaborate on technical aspects of bid proposals.

Associate Director, Mechanical Engineer

• Overseeing complex, multidisciplinary programmes, ensuring quality, innovation, and delivery excellence
• Acting as a Technical Authority, providing oversight, assurance, and guidance on critical engineering decisions
• Shaping long-term strategy for composites capability, including identifying growth areas and emerging technologies
• Setting technical direction for composite structural analysis and design across multiple projects and sectors
• Defining and evolving methodologies, tools, and standards for composite analysis and life assessment
• Supporting innovation in areas such as advanced finite element modelling, damage tolerance, and life extension strategies
• Build and maintain senior client relationships, acting as a trusted advisor
• Support and shape new business, contributing to proposals and strategic growth
• Lead, mentor, and develop effective technical teams
• Encourage a culture of innovation, collaboration, and continuous improvement
• Represent Frazer-Nash externally through thought leadership and industry engagement

Mechanical Engineer – Composites Technical Authority

• Lead development and delivery of all design aspects for capital engineering projects (water & wastewater treatment schemes up to £5M+)
• Produce feasibility and design deliverables across all project stages: tendering, feasibility, concept design, detailed design, and implementation
• Prepare: Feasibility and concept design reports, Process design (calculations, PFDs, P&IDs, control philosophy, equipment specs) leading to commercial Process Guarantees, Plant layouts (plans, sections, general arrangements), Civil and MEICA design requirements and specifications
• Conduct high-level appraisal and optioneering at tender/feasibility stage to create innovative, efficient solutions
• Develop design briefs, specifications, and scopes for specialist technologies, equipment suppliers, and installation works
• Review and validate third-party design submissions for compliance and optimization
• Take ownership of all designs ensuring robustness, cost-effectiveness, and compliance with client requirements, standards, and CDM regulations
• Develop commissioning plans with project managers/engineers and participate in commissioning activities
• Develop technical proposals and tenders within deadlines, including supply chain engagement, cost buildup, and commercial considerations
• Represent company at tender evaluations and customer meetings

Lead Design Engineer

• Lead the creation of integrated, future‑ready highways and structural designs that enable Heathrow’s sustainable growth.
• Deliver world‑class infrastructure across one of the world’s most complex airport environments.
• Ensure safety, security, constructability, operability, and maintainability are embedded at every stage of design.
• Shape the “big picture” of design solutions that align with Heathrow’s long‑term vision.
• Champion engineering excellence, innovation, and value—promoting best practice and embracing new technologies to solve complex challenges.
• Balance technical rigour with creativity and collaboration to help turn ambition into reality.

Senior Design Engineer – Civils, Structural, Highways

• Delivering integrated, coherent, and fit‑for‑purpose utility design solutions.
• Ensuring safe, secure, and efficient construction, operation, and maintenance are embedded from the earliest stages of design.
• Considering whole‑life performance, climate resilience, future capacity, and adaptability.
• Ensuring utility solutions align with Heathrow’s design vision.
• Supporting airline and passenger growth and achieving planning requirements where needed.
• Creating a resilient, high‑performing utility network capable of supporting one of the world’s busiest airports.

Senior Design Engineer – Utilities

• This role is central to enabling Heathrow’s world‑leading expansion through the application of Modern Methods of Construction (MMC), innovation, and constructability‑led design.
• As a Senior Engineer focused on MMC, you will shape how utility and enabling infrastructure systems are conceived, designed, and delivered maximising off‑site manufacture, standardisation, and repeatability.
• Operating in one of the most complex and constrained construction environments globally, you will lead the development of manufacture ready, assembly led utility solutions across thermal, electrical, potable water, foul and stormwater systems critical networks.
• Embedding constructability and MMC principles from the earliest stages of concept development, you will challenge traditional approaches, reduce onsite activity, minimise interfaces, shorten programme durations, and improve productivity while ensuring safety, operational continuity, and resilience across a live airport environment.
• The role champions engineering excellence and innovation by promoting platform‑based design, modularisation, standard details, DfMA principles, and digital tools that enhance off‑site manufacturing, logistics planning, and rapid installation.

Senior Design Engineer – Expansion MMC and Constructability

• Deliver mechanical engineering solutions across projects from concept to completion
• Carry out condition and technical surveys of existing buildings and produce clear reports
• Prepare mechanical calculations, designs, drawings, and specifications
• Produce documentation and drawings for tender stages and assist in tender evaluations
• Collaborate with internal teams and external consultants to ensure coordinated design delivery

• Support senior design engineers in the optioneering and design phase of projects producing key deliverables
• Agree design assessment and design completion milestones with Project Managers
• Support the Project Manager to define the right contractual outputs to ensure successful project delivery
• Ensure that data is collected and validated to define the problem
• Detailed appraisal and optioneering of conceptual designs to create innovative and efficient TOTEX solutions
• Undertake early pro-active risk management and ensuring risk registers are owned and maintained throughout the design feasibility and design processes
• Play a key part in fulfilling the role of Principal Designer (CDM regulations)

See all jobs on JobTailor

Associate Director, Bioresources – Mechanical Engineering

Electromechanical Design Engineer

Design Engineer

Principal FPGA Design Engineer

Principal FPGA Design Engineer

Assistant Chief Design Engineer – EC&I

Senior Product Test Design Engineer

Mechanical Engineer – Contractor

Mechanical Engineer

Design Engineer

Senior Design Engineer

PCB Design Engineer

Associate Director, Mechanical Engineer

Mechanical Engineer – Composites Technical Authority

Lead Design Engineer

Senior Design Engineer – Civils, Structural, Highways

Senior Design Engineer – Utilities

Senior Design Engineer – Expansion MMC and Constructability

Mechanical Engineer

Assistant Design Engineer