Job Title: Principal Mechanical Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of complex fluid systems, shaping designs that meet demanding performance and environmental requirements Create and review high-value engineering deliverables - for schematics and P&IDs to calculations, system descriptions, and 3D models Drive advanced system analyses , including flow, pressure, thermal, and transient modelling to validate performance under challenging conditions Select and assess critical equipment (pumps, compressors, valves, heat exchangers, filters, tanks), ensuring it meet tough submarine operating environments Champion technology integrity by reviewing supplier documentation, ensuring full compliance with shock, vibration, atmosphere, temperature,...

Job Title: Principal Mechanical Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of complex fluid systems, shaping designs that meet demanding performance and environmental requirements Create and review high-value engineering deliverables - for schematics and P&IDs to calculations, system descriptions, and 3D models Drive advanced system analyses , including flow, pressure, thermal, and transient modelling to validate performance under challenging conditions Select and assess critical equipment (pumps, compressors, valves, heat exchangers, filters, tanks), ensuring it meet tough submarine operating environments Champion technology integrity by reviewing supplier documentation, ensuring full compliance with shock, vibration, atmosphere, temperature,...

Job Title: Principal Mechanical Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of complex fluid systems, shaping designs that meet demanding performance and environmental requirements Create and review high-value engineering deliverables - for schematics and P&IDs to calculations, system descriptions, and 3D models Drive advanced system analyses , including flow, pressure, thermal, and transient modelling to validate performance under challenging conditions Select and assess critical equipment (pumps, compressors, valves, heat exchangers, filters, tanks), ensuring it meet tough submarine operating environments Champion technology integrity by reviewing supplier documentation, ensuring full compliance with shock, vibration, atmosphere, temperature,...

Job Title: Principal Mechanical Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of complex fluid systems, shaping designs that meet demanding performance and environmental requirements Create and review high-value engineering deliverables - for schematics and P&IDs to calculations, system descriptions, and 3D models Drive advanced system analyses , including flow, pressure, thermal, and transient modelling to validate performance under challenging conditions Select and assess critical equipment (pumps, compressors, valves, heat exchangers, filters, tanks), ensuring it meet tough submarine operating environments Champion technology integrity by reviewing supplier documentation, ensuring full compliance with shock, vibration, atmosphere, temperature,...

Job Title: Principal Mechanical Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of complex fluid systems, shaping designs that meet demanding performance and environmental requirements Create and review high-value engineering deliverables - for schematics and P&IDs to calculations, system descriptions, and 3D models Drive advanced system analyses , including flow, pressure, thermal, and transient modelling to validate performance under challenging conditions Select and assess critical equipment (pumps, compressors, valves, heat exchangers, filters, tanks), ensuring it meet tough submarine operating environments Champion technology integrity by reviewing supplier documentation, ensuring full compliance with shock, vibration, atmosphere, temperature,...

Job Title: Principal Mechanical Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of complex fluid systems, shaping designs that meet demanding performance and environmental requirements Create and review high-value engineering deliverables - for schematics and P&IDs to calculations, system descriptions, and 3D models Drive advanced system analyses , including flow, pressure, thermal, and transient modelling to validate performance under challenging conditions Select and assess critical equipment (pumps, compressors, valves, heat exchangers, filters, tanks), ensuring it meet tough submarine operating environments Champion technology integrity by reviewing supplier documentation, ensuring full compliance with shock, vibration, atmosphere, temperature,...

Job Title: Principal Mechanical Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of complex fluid systems, shaping designs that meet demanding performance and environmental requirements Create and review high-value engineering deliverables - for schematics and P&IDs to calculations, system descriptions, and 3D models Drive advanced system analyses , including flow, pressure, thermal, and transient modelling to validate performance under challenging conditions Select and assess critical equipment (pumps, compressors, valves, heat exchangers, filters, tanks), ensuring it meet tough submarine operating environments Champion technology integrity by reviewing supplier documentation, ensuring full compliance with shock, vibration, atmosphere, temperature,...

Job Title: Principal Mechanical Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of complex fluid systems, shaping designs that meet demanding performance and environmental requirements Create and review high-value engineering deliverables - for schematics and P&IDs to calculations, system descriptions, and 3D models Drive advanced system analyses , including flow, pressure, thermal, and transient modelling to validate performance under challenging conditions Select and assess critical equipment (pumps, compressors, valves, heat exchangers, filters, tanks), ensuring it meet tough submarine operating environments Champion technology integrity by reviewing supplier documentation, ensuring full compliance with shock, vibration, atmosphere, temperature,...

Job Title: Principal Engineer - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering...

Job Title: Principal Engineer - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering...

Job Title: Principal Engineer - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering...

Job Title: Principal Engineer - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering...

Job Title: Principal Engineer - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering...

Job Title: Principal Engineer - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering...

Job Title: Principal Engineer - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering...

Job Title: Principal Engineer - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering...

Mechanical Engineering is excited to offer multiple opportunities for experienced Principal Mechanical Design Engineers, with roles available across all areas of the Product Life Cycle, from mechanical future concepts and detailed design through qualification, production, and in-service support. In these roles of responsibility, you will lead the development of mechanical solutions for a wide variety of complex weapons and weapon systems, working closely with multi-disciplinary teams across engineering, manufacturing, quality, and supply chain. You will be expected to provide technical leadership, drive design maturity, and act as a key interface with internal and external stakeholders. Salary: Circa £50,000+ depending on experience Location: Stevenage (relocation package may be available) Dynamic (Hybrid) Working: An average of 2-3 days per week on-site dependent on work classification Security Clearance: British Citizen or a Dual UK national with British citizenship....

Job Title: Principal Safety Engineer Location: Barrow-in-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace, and security solutions of tomorrow, shaping a safer future for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you'll provide technical leadership as a subject matter expert in safety engineering. You will mentor and develop engineers, guiding safety analysis and influencing design decisions...

Job Title: Principal Safety Engineer Location: Barrow-in-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace, and security solutions of tomorrow, shaping a safer future for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you'll provide technical leadership as a subject matter expert in safety engineering. You will mentor and develop engineers, guiding safety analysis and influencing design decisions...

Job Title: Principal Safety Engineer Location: Barrow-in-Furness, Hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace, and security solutions of tomorrow, shaping a safer future for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you'll provide technical leadership as a subject matter expert in safety engineering. You will mentor and develop engineers, guiding safety analysis and influencing design decisions...