Job Title: Principal Engineer - Nuclear Substantiation (Site) Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: £60,000 + depending on experience What you'll be doing: Authoring and managing nuclear site assets' design substantiation documentation supporting the site nuclear safety case Reviewing analyses , assessments, and calculations supporting nuclear design substantiation Supporting periodic review of safety Taking ownership of deliverables, and demonstrating high levels of autonomy and leadership Supporting the implementation of design substantiation requirements Working closely with a broad range of stakeholders including Site Safety Case, Human Factors, and Engineering Authority Teams Support in the development of other Nuclear Substantiation team members Collaborating with the wider business on site assets nuclear...

Job Title: Senior Structural 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: Competitive What you'll be doing: Conducting analysis and design of complex structures in accordance with Eurocodes, British Standards and BAE standards to support Submarine construction You will apply your expertise in regulations and requirements that extend beyond those used within BAE Systems, including LOLER, Codes of Compliance, Weld Specifications, and Geometric Tolerance Proficient in computer based analytical methods, including finite element analysis , CAD modelling and interpreting engineering schematics (Abaqus, S-Frame) Providing support for the manufacturing, assembly, lifting, handling, and installation of Submarine structures, modules and components Contributing in a fast-paced environment by applying knowledge of facility and site...

Job Title: Senior Structural 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: Competitive What you'll be doing: Conducting analysis and design of complex structures in accordance with Eurocodes, British Standards and BAE standards to support Submarine construction You will apply your expertise in regulations and requirements that extend beyond those used within BAE Systems, including LOLER, Codes of Compliance, Weld Specifications, and Geometric Tolerance Proficient in computer based analytical methods, including finite element analysis , CAD modelling and interpreting engineering schematics (Abaqus, S-Frame) Providing support for the manufacturing, assembly, lifting, handling, and installation of Submarine structures, modules and components Contributing in a fast-paced environment by applying knowledge of facility and site...

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: Lead 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: As a Lead Principal Engineer within the SSNA Platform Mechanical Integrated Delivery Team (IDT), you will play a key leadership role in delivering engineering scope across a complex and fast-paced submarine programme. You'll take ownership of multiple systems, provide technical assurance, and collaborate across disciplines to drive delivery forward. Leading the delivery of assigned engineering scope, ensuring quality and timely outputs across design, integration, and qualification Overseeing technical ownership of several mechanical systems, ensuring compliance with system requirements and effective collaboration across interface areas Producing engineering artifacts, including documentation, calculations and...

Job Title: Principal/Senior Engineer - Structural (Shock & Dynamics) Location: Barrow in Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Up to £57,500 What you'll be doing: Lead the development of the functional requirements and supporting V&V evidence for secondary structures to support design justification documentation set Oversee the spatial design and drawing outputs for secondary structures in accordance with process instructions and standard design guidance Follow internal procedures and develop evidence of compliance through written calculations and reports Undertake structural calculations and (or) peer review checking and approval activities Lead and support the identification and rapid closure of issues emerging from all product lifecycle stages Ensure the appropriate engineering guidance is implemented to ensure robust and...

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/Senior Engineer - Structural (Shock & Dynamics) Location: Barrow in Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Up to £57,500 What you'll be doing: Lead the development of the functional requirements and supporting V&V evidence for secondary structures to support design justification documentation set Oversee the spatial design and drawing outputs for secondary structures in accordance with process instructions and standard design guidance Follow internal procedures and develop evidence of compliance through written calculations and reports Undertake structural calculations and (or) peer review checking and approval activities Lead and support the identification and rapid closure of issues emerging from all product lifecycle stages Ensure the appropriate engineering guidance is implemented to ensure robust and...

Job Title: Senior Support Engineer (Training Services) Location: Barrow-In-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive What you'll be doing: Developing the end-to-end training material and user guides aligned to the process documentation in each area or function ensuring that the training is optimised and aligned with programme requirements Develop training assets through design and development, embedding rigorously derived learning and assessment objectives Working with the vendor to understand the 'to be' delivered capability Understanding current BAE working practices Delivering training curricula as required Your skills and experiences: Essential: Good digital and / or creative skills and knowledge Ability to understand complex operations and translate them into an understandable training process Applied...

Job Title: Principal Engineer - Electrical Engineering (Power) Location: Barrow-In-Furness (Hybrid). - (Barrow - 2 days a fortnight onsite; 1 day a week onsite at Filton) depending on business needs Salary: Up to £57,500 (Commensurate with skills and experience) What you'll be doing: Develop design solutions to agreed time, cost and quality in accordance with project or business milestones Develop and manage requirements and acceptance criteria specific to a system or product and/or across a system of systems, platform or programme Understand the contractual and performance requirements for various systems, and support the definition and associated acceptance criteria and events through design, build, integration, installation and commissioning activities Produce documentation required to support the design review process, including diagrams; technical specifications; supporting calculations; design evidence and justifications Provide technical support...

We are March the UKs leading provider of critical engineering services. Our expertise as a multi-disciplinary engineering partner across infrastructure, process and digital services has led to long term partnerships with leading organisations in everything from food and drink and utilities to high-security industries such as defence, aerospace and nuclear. We are now looking for an experienced Senior Electrical Engineer to join our team at Sellafield, Seascale, Cumbria. As the Senior Electrical Engineer, you will be reporting to the Electrical Project Manager and assisting them with procurement and delivery of the Electrical Packages, coordinating with the client, contractors, suppliers and other stakeholders to ensure successful delivery. The position will be full time and site based as part of the March delivery team. Key Responsibilities: Attending site team meetings and workshops as required, implementing Compensation Events and producing early warnings....

We are March the UKs leading provider of critical engineering services. Our expertise as a multi-disciplinary engineering partner across infrastructure, process and digital services has led to long term partnerships with leading organisations in everything from food and drink and utilities to high-security industries such as defence, aerospace and nuclear. We are now looking for an experienced Mechanical Project Manager to join March as part of the delivery team on the SCP at Sellafield and other projects as they mature. This position will eventually progress to take over from the Principal Project Manager. As the Mechanical Project Manager, you will have a responsibility to assist the Principal project manager and senior engineer in the procurement and delivery of the Mechanical Packages, coordinating with the client, contractors, suppliers and other stakeholders to ensure successful delivery. The position will be full time and mostly site based as part of the March...

Job Title: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-in-Furness. This position will require a full-time presence on-site Salary: Competitive What you'll be doing: Developing the package of design evidence required to justify a safe, effective design and generate customer confidence in the design solution Specifying and assisting in the build of prototypes, products and systems suitable for testing Providing timely corrective actions on all assigned defects and issues Ensuring that commitments are agreed, reviewed and met Mentoring junior engineers regarding technical matters Making presentations effectively to technical and management audiences and within this, be able to identify and keep abreast of novel technical concepts and markets Author/co-author technical reports, papers, articles, patents and presentations as required Your skills and experiences: Educated to degree level in Engineering, Mechanical or...

Job Title: Senior Control & Instrumentation Engineer Location: Barrow - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive What you'll be doing: Develop and manage system, product, and system-of-systems requirements, ensuring robust acceptance criteria that align with programme needs Produce comprehensive design review documentation, including diagrams, technical specifications, calculations, and supporting justification for design decisions Support Certificate of Design activities by preparing evidence and presenting complex technical arguments in a clear and logical manner Derive detailed hardware and software requirements for control systems, guiding suppliers in equipment design and specification Oversee the creation of functional design specifications, manage physical system interfaces, and attribute signal-level functionality through system...

Job Title: Principal Operations Engineer - Machine Safety Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: from £42,215 - depending on skills and experience What you'll be doing: Providing technical expertise , facilitating and recording the completion of PUWER (Provision Use Work Equipment Regulations) assessments on workshop equipment, Mobile plant (FLT's, MWEPs, Pallet Trucks, etc .), all types of cranes and electric hoists, roller shutter doors, cantilever gates and barriers, radiological, robotic, bespoke development work equipment, etc Possess sound working knowledge of all Health and Safety regulations and relevant engineering standards and machinery directive Providing timely and consistent PUWER information, advice and governance to support department Managers across site to support the safe, legal, and compliant operation...

Job Title: Nuclear Commissioning Project Leader - Mechanical Location: Barrow-In-Furness - Onsite Salary: Competitive What you'll be doing: Driving the delivery of the test and commissioning plan Supporting a team of nuclear mechanical commissioning engineers Supporting the Reactor Test Group (RTG), authorising the suite of test documentation Authorised Person in the permit to work process Reviewing engineering outputs and documents Imbedding learning from experience (LFE) Your skills and experiences: Essential: Degree/HNC/HND in an engineering discipline or equivalent experience Understanding of Nuclear System and other associated systems and their testing and commissioning Understanding of overall submarine systems and their operation Experience supporting and coaching a diverse team in complex environments Proficient with IT systems and software (Microsoft products) Planning test and commissioning programmes Desirable:...

Job Title: Nuclear Commissioning Project Leader - Mechanical Location: Barrow-In-Furness - Onsite Salary: Competitive What you'll be doing: Driving the delivery of the test and commissioning plan Supporting a team of nuclear mechanical commissioning engineers Supporting the Reactor Test Group (RTG), authorising the suite of test documentation Authorised Person in the permit to work process Reviewing engineering outputs and documents Imbedding learning from experience (LFE) Your skills and experiences: Essential: Degree/HNC/HND in an engineering discipline or equivalent experience Understanding of Nuclear System and other associated systems and their testing and commissioning Understanding of overall submarine systems and their operation Experience supporting and coaching a diverse team in complex environments Proficient with IT systems and software (Microsoft products) Planning test and commissioning programmes Desirable:...

Job Title: Principal Signatures Engineer (Non-Acoustics) Location: Barrow-in-Furness (Onsite). We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: circa £50,000 depending on skills and experience What you'll be doing Lead the development of the Stealth Engineering Above Water Signatures capability Collaborating with cross-functional teams to design low-signature equipment and systems Helping define technical requirements, test methods, and approval criteria Reviewing design documents to confirm that above water signature requirements are met Leading modelling efforts for radar, infrared, visual, and RF signatures using custom and commercial tools Developing testing methodologies to confirm signature performance Managing research with internal teams and university partners Improving stealth features on in-service submarines Your skills and...

Job Title: Principal HVAC 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 £58,000 What you'll be doing: Lead the end-to-end development of cutting-edge HVAC systems, ensuring they meet demanding performance, safety, and environmental standards Create and review high-impact engineering artefacts - from specifications and P&IDs to calculations and 3D models Drive advanced thermal, airflow, and pressure analyses toto validate system performance in challenging conditions Transform complex requirements into robust, innovative, and verifiable design solutions that set the benchmark for excellence Guide and influence engineers, suppliers, and design partners, shaping best-in-class HVAC integration across the platform Enhance design standards and evaluate specialist equipment, contributing to reviews, hazard assessments,...

Job Title: Consultant Engineer - Electrical Engineering Location: Barrow-in-Furness, / Filton - we offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive (Commensurate with skills and experience) What you'll be doing: Acting as the electrical SME providing technical leadership and guidance to a range of cross discipline internal and external stakeholders including equipment suppliers Managing the electrical interface with the electrical power system ensuring that a best for programme approach is adopted Technical ownership of the end to end delivery of key technology readiness projects essential in demonstrating an appropriate level of maturity is achieved in the end product prior to platform integration Supporting technical delivery of facility requirements needed to deliver technology readiness projects including the facilities to support the end product...