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Job Title: Principal Designer - Mechanical Location: Barrow-in-Furness. This is an on site position Salary: £40,748+ Depending of skills and experience What you’ll be doing: Using the CAD tool to produce 3D models of pipe routing systems, HVAC and mechanical equipment integration and parts/BoM development Producing 2D drawing outputs/diagrams to a demanding schedule to support the manufacturing and production teams in product build and delivery Developing and maintaining working relationships with interfacing teams and team members Working with the client to produce an integrated design that meets their expectations and agreed set of requirements Your skills and experiences: Understanding of pipe routing systems as well as 3D model integration in a mechanical background Experience of a Mechanical design and/or integration working through various stages of design, output and build of a product Previous Designer/Draughtsperson skills Experience and knowledge of CAD packages HNC/ONC or degree level qualification in relevant STEM subject Benefits: You’ll receive benefits including a competitive pension scheme, enhanced annual leave allowance and a Company contributed Share Incentive Plan. You’ll also have access to additional benefits such as flexible working, an employee assistance programme, Cycle2work and employee discounts - you may also be eligible for an annual incentive. The Submarines team: Working in the Mechanical Designer discipline, the Principal Designer role consists of 3D modelling (design and integration) of various mechanical routing systems in the submarine design using CAD. 3D models are to be matured as required to then produce a 2D drawing output. The role also includes construction of a bill of materials for your specific area in the Submarine design. As a Principal designer you will report into a Project Leader and you will be working in a team of other Designers at various levels of experience who will support you in your development. We also offer two different programmes with various Hybrid working options. . We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you will be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically leave 5 to 10 years of continuous residency in the UK depending in the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date: 30th July 2025 We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible. #LI-Onsite #LI-JE1

Principal Mechanical Design Engineer Location: Warrington, UK Company: Global Nuclear Engineering OEM Salary: £75,000 basic + Excellent Pension + Flexible & Hybrid Working + Outstanding Benefits About the Principal Mechanical Design Engineer Role: We are seeking a Principal Mechanical Design Engineer to join a global leader in nuclear engineering, based near Warrington. This is a senior-level opportunity to lead the design and development of bespoke, complex, and heavy mechanical handling and process machinery. You'll be instrumental in delivering high-integrity systems for the nuclear sector, overseeing projects from FEED (Front-End Engineering Design) through to final delivery. This role offers the chance to shape technical direction, mentor engineering teams, and influence innovation in a highly regulated and safety-critical environment. Key Responsibilities of Principal Mechanical Design Engineer Lead and oversee the mechanical design of custom-engineered systems for nuclear and industrial applications. Manage full project lifecycle from concept and FEED to detailed design, manufacture, and delivery. Apply advanced CAD (e.g., SolidWorks, Inventor) and FEA (e.g., ANSYS, Abaqus) tools to develop and validate robust designs. Ensure compliance with industry codes and standards (ASME, BS EN, RCC-M, etc.). Provide technical leadership and mentorship to design teams, fostering a culture of engineering excellence. Collaborate with cross-functional teams including project management, manufacturing, and quality assurance to ensure successful project outcomes. What We're Looking For Extensive experience as a Mechanical Design Engineer in a regulated industry (nuclear, defence, oil & gas, aerospace, etc.). Proven track record in leading the design of bespoke machinery, heavy mechanical handling systems, or process equipment. High proficiency in 3D CAD and Finite Element Analysis (FEA). Strong understanding of FEED, design for manufacture (DFM), and lifecycle engineering. Experience working to nuclear or safety-critical standards. Exceptional leadership, mentoring, and communication skills. Why Join Us? Join a global OEM at the forefront of nuclear engineering innovation. Lead mission-critical projects with real-world impact. Thrive in a collaborative, technically challenging environment with clear career progression. Enjoy a competitive £75,000 basic salary, excellent pension, hybrid working, and a comprehensive benefits package. Access to outstanding professional, career, and technical development opportunities. To find out more about Progressive please visit -hidden link- Progressive Recruitment, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom| Partnership Number | OC387148 England and Wales

Principal Mechanical Design Engineer Location: Warrington, UK Company: Global Nuclear Engineering OEM Salary: £75,000 basic + Excellent Pension + Flexible & Hybrid Working + Outstanding Benefits About the Principal Mechanical Design Engineer Role: We are seeking a Principal Mechanical Design Engineer to join a global leader in nuclear engineering, based near Warrington. This is a senior-level opportunity to lead the design and development of bespoke, complex, and heavy mechanical handling and process machinery. You'll be instrumental in delivering high-integrity systems for the nuclear sector, overseeing projects from FEED (Front-End Engineering Design) through to final delivery. This role offers the chance to shape technical direction, mentor engineering teams, and influence innovation in a highly regulated and safety-critical environment. Key Responsibilities of Principal Mechanical Design Engineer Lead and oversee the mechanical design of custom-engineered systems for nuclear and industrial applications. Manage full project lifecycle from concept and FEED to detailed design, manufacture, and delivery. Apply advanced CAD (e.g., SolidWorks, Inventor) and FEA (e.g., ANSYS, Abaqus) tools to develop and validate robust designs. Ensure compliance with industry codes and standards (ASME, BS EN, RCC-M, etc.). Provide technical leadership and mentorship to design teams, fostering a culture of engineering excellence. Collaborate with cross-functional teams including project management, manufacturing, and quality assurance to ensure successful project outcomes. What We're Looking For Extensive experience as a Mechanical Design Engineer in a regulated industry (nuclear, defence, oil & gas, aerospace, etc.). Proven track record in leading the design of bespoke machinery, heavy mechanical handling systems, or process equipment. High proficiency in 3D CAD and Finite Element Analysis (FEA). Strong understanding of FEED, design for manufacture (DFM), and lifecycle engineering. Experience working to nuclear or safety-critical standards. Exceptional leadership, mentoring, and communication skills. Why Join Us? Join a global OEM at the forefront of nuclear engineering innovation. Lead mission-critical projects with real-world impact. Thrive in a collaborative, technically challenging environment with clear career progression. Enjoy a competitive £75,000 basic salary, excellent pension, hybrid working, and a comprehensive benefits package. Access to outstanding professional, career, and technical development opportunities. To find out more about Progressive please visit -hidden link- Progressive Recruitment, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom| Partnership Number | OC387148 England and Wales

Principal Mechanical Design Engineer Location: Wolverhampton, UK Company: Global Engineering OEM Salary: Up to £75,000 basic + Excellent Pension + Flexible & Hybrid Working + Outstanding Benefits About the Principal Mechanical Design Engineer Role We're hiring a Principal Mechanical Design Engineer to join a global leader in complex engineering solutions based near Wolverhampton. This is a senior-level opportunity to lead the design and development of bespoke heavy engineering projects, including welded, fabricated, and machined machinery and equipment. You'll be responsible for delivering high-integrity systems across the full design lifecycle-from FEED (Front-End Engineering Design) to final delivery-while driving innovation, safety, and engineering excellence. Key Responsibilities of the Principal Mechanical Design Engineer: Lead the mechanical design of custom-engineered systems for industrial and safety-critical applications. Manage projects through the full design lifecycle, from concept and FEED to detailed design and manufacture. Apply advanced CAD (e.g., SolidWorks, Inventor) and FEA (e.g., ANSYS, Abaqus) tools to develop and validate designs. Ensure compliance with industry codes and standards (ASME, BS EN, RCC-M, etc.) in a regulated environment. Provide technical leadership and mentorship to junior engineers, promoting a culture of continuous improvement. Collaborate with cross-functional teams including project managers, manufacturing, and quality assurance. What We're Looking For Extensive experience as a Mechanical Design Engineer in a regulated industry (e.g., defence, oil & gas, aerospace, energy, etc.). Strong background in bespoke machinery, heavy engineering systems, or process equipment. High proficiency in 3D CAD and Finite Element Analysis (FEA). Deep understanding of FEED, design for manufacture (DFM), and lifecycle engineering. Experience working to safety-critical standards in sectors such as Oil & Gas, Energy, Pharmaceutical, Defence, or Marine. Exceptional leadership, mentoring, and communication skills. Why Join Us? Be part of a global OEM delivering high-impact engineering solutions. Lead mission-critical projects with real-world applications. Thrive in a collaborative, technically challenging environment with clear career progression. Enjoy a competitive £75,000 basic salary, excellent pension, hybrid working, and a comprehensive benefits package. Access to outstanding professional, career, and technical development opportunities. Apply Now If you're a seasoned Mechanical Design Engineer ready to step into a principal-level role with a world-class engineering organisation, we want to hear from you. Apply today and help shape the future of advanced engineering. To find out more about Progressive please visit -hidden link- Progressive Recruitment, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom| Partnership Number | OC387148 England and Wales