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46 principal engineer jobs found in Filton

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BAE Systems
15 Jan, 2026
Principal Engineer – Operating Documentation
BAE Systems Filton, Bristol, UK
Job Title: Principal Engineer – Operating Documentation Location: 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 What you’ll be doing: Providing input and support to the Technical Documentation Manager to aid in the production and management of Submarine Operating Documentation Constructing procedural documents for all classes of UK Submarines, both in-service and future platforms Producing procedures for the safe operation of all Submarine systems and equipment, including Ship’s services, weapons, combat systems and command guidance information Interpreting technical data including (but not limited to) drawings, manufacturers handbooks and design safety justifications for the production of Submarine Operating Documentation Providing technical Verification and Validation of all forms of Operating Documentation Working alongside...
BAE Systems
09 Jan, 2026
Principal Engineer – Systems Engineering (Architecture)
BAE Systems Filton, Bristol, UK
Job Title: Principal Systems Engineer Location: 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 What you’ll be doing: Provide subject matter expertise and advice to internal and external stakeholders on Systems Engineering and Model Based Systems Engineering Work in collaboration with other systems engineers and domain experts to establish and agree the functional capabilities of your assigned systems of interest Communicate conceptual architectural designs to the appropriate technical authorities to obtain agreement and acceptance Liaise with internal and external stakeholders such as specialist engineer teams, MoD and industrial partners to communicate and clarify the proposed solution Your skills and experiences: Knowledge of the engineering lifecycle with experience of operating in the concept/design phase and awareness of...
BAE Systems
26 Nov, 2025
Principal Engineer – Product Safety
BAE Systems Filton, Bristol, UK
Job Title: Principal Engineer – Product Safety Location: Barrow-in-Furness, Filton or Broad Oak – we offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role. Salary: Negotiable, depending on experience What you’ll be doing: Develop, implement and maintain the Project Safety Management System within a Systems Engineering framework Produce and manage Project Safety Management Plans & Justification Plans Lead Whole Boat Product Safety hazard and risk identification, management and assessment activities, including modern analysis techniques such as STAMP & STPA Influence the construction and delivery of the Project Safety Case including Safety Case reports throughout the projects lifecycle Complete peer reviews, checking, verification and assurance tasks to demonstrate the adequacy and robustness of the Safety Case and supporting documentation Oversee and...
BAE Systems
12 Dec, 2025
Principal Engineer – Above Water Surveillance
BAE Systems Frimley, Camberley, UK
Job Title : Principal Engineer – Above Water Surveillance Location: Frimley. 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 Provide specialist knowledge and subject matter expertise to develop the functional design of the AWS Define the systems architecture, components, interfaces and data to enable the development and production of the component sub-systems followed with the reporting of the contractual and performance requirements for communication products and sub-systems associated with the acceptance criteria and events through design, build, integration, installation and commissioning activities Understand and support the flow-down of requirements to suppliers and acceptance of their specific deliverables, ensuring it is captured and recorded appropriately Support the System Owner , Engineering Manager and...
BAE Systems
15 Jan, 2026
Principal Engineer (External Communications Integration)
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer (External Communications Integration) Location: Barrow-in-Furness. On-Site Salary: Negotiable dependant on experience What you’ll be doing: Maturing the external communications sub-system on the submarine from build to test Undertaking test and trial events on the submarine Working with subcontractors to come to site to undertake test events. (You will be responsible for managing the visit – submitting security forms, health and safety briefs, on the boat etc .) Defect investigation or non-conformities. (installation or testing) Investigate to a resolution Providing specialist knowledge and subject matter expertise to develop the functional design of external communications systems Being able to define the systems architecture, components, interfaces and data to enable the development and production of the component sub systems Understanding the contractual and performance requirements for external communications...
BAE Systems
14 Jan, 2026
Principal Engineer – Human Factors
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer – Human Factors Location: UK Wide (Hybrid) Salary: Negotiable (Commensurate with skills and experience) What you’ll be doing: Assessing risks of human error and providing Human Factors advice Performing task analysis Working with Process authors to improve procedures to reduce risk of unintended outcomes Representing Human Factors at design technical reviews Conducting design substantiation reviews Supporting Safety Case delivery Leading Human Factors programmes of work Your skills and experiences: Essential Degree in Human Factors/Psychology or equivalent experience Demonstrable Human Factors experience Experience in delivering Human Factors into safety case in a nuclear setting Previous experience of stakeholder management Proven experience in coaching and mentor others Experience in writing assessment reports and safety cases Desirable: Chartered Ergonomist status with CIEHF...
BAE Systems
10 Jan, 2026
Principal Engineer – Electrical Engineering (HV)
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer – Electrical Engineering (HV) Location: Barrow-in-Furness / Hybrid 3 days on site. Salary: £45,628 – £61,500 (Commensurate with skills and experience) What you’ll be doing: Defining site standards, processes and technical requirements in terms of electrical engineering for equipment, systems and facilities Conduct reviews and assessments of design proposals to ensure that the equipment/facilities are designed, constructed, commissioned, operated and maintained in accordance with the appropriate processes and standards Production of technical documentation and reports Input into problem solving, engineering issues relating to the subject matter Point of contact for High Voltage issues regarding standards for site electrical systems Ability to chair and lead improvements (policy, equipment, capabilities) with site risk cells set up to ensure compliance with relevant regulations Your skills and experiences:...
BAE Systems
09 Jan, 2026
Principal Engineer – Systems Engineering
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Systems Engineer Location: Barrow-In-Furness, Filton, Frimley, BroadOak, Faslane. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role. Salary: Negotiable dependant on experience What you’ll be doing: Provide subject matter expertise and advice to internal and external stakeholders on Systems Engineering and Model Based Systems Engineering Work in collaboration with other systems engineers and domain experts to establish and agree the functional capabilities of your assigned systems of interest Communicate conceptual architectural designs to the appropriate technical authorities to obtain agreement and acceptance Liaise with internal and external stakeholders such as specialist engineer teams, MoD and industrial partners to communicate and clarify the proposed solution Your skills and experiences: Essential: STEM related degree or...
BAE Systems
09 Jan, 2026
Principal Engineer – Signatures (Non-Acoustic)
BAE Systems Barrow-in-Furness, UK
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...
BAE Systems
09 Jan, 2026
Principal Engineer – Product Assurance
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer – Product Assurance Location: Barrow, onsite (flexible by arrangement). 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 What you’ll be doing: Provision of independent safety assurance of the submarine products within the scope of supply Provide Engineering assurance across products within BAE Systems Maritime-Submarines for applicable Submarine Enterprise programmes Deliver assurance at design reviews and technical bid reviews to various stakeholders across the Engineering Functions, along with providing technical support to the wider Submarine Enterprise Provide independent assurance on engineering products, to ensure that they are integrated, safe, fully compliant with the agreed requirements set, without compromising safety hazards which are demonstrated ALARP Provide support in planning...
BAE Systems
08 Jan, 2026
Principal Engineer – Nuclear Substantiation (Site)
BAE Systems Barrow-in-Furness, UK
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...
BAE Systems
22 Dec, 2025
Principal Engineer – Site Engineering Authority
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer, Site Engineering Authority 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 (Dependent on skills and experience) What you’ll be doing: Acting as Engineering Authority for your prescribed area, covering all buildings and assets, providing independent engineering governance and assurance across all assets within your area Providing technical and specialist engineering advice & support to the maintenance, operations & project teams Producing / approving engineering functional requirements, accept design solutions, maintain engineering oversight, validate engineering integrity Protecting and maintaining engineering baseline for all accepted assets and infrastructure within your prescribed are, including configuration management and change control Development, management...
BAE Systems
19 Dec, 2025
Principal Engineer – Systems Engineering (Requirements & Acceptance)
BAE Systems Barrow-in-Furness, UK
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...
BAE Systems
16 Dec, 2025
Principal Engineer – Mechanical Engineering
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer – Mechanical Engineering 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: £47,241 + depending on experience What you’ll be doing: Leading the design of a mechanical system(s), sub-systems and equipment for the next generation Royal Navy submarines Undertaking functional design activities, calculations and analysis Producing design documentation, Verification & Validation evidence and safety justifications Specifying major equipment and support to procurement, qualification and acceptance activities, working collaboratively with suppliers Providing specialist knowledge and subject matter expertise support the installation, integration and commissioning activities associated with the system and equipment Engaging with stakeholders across the cross-functional project team Mentoring junior...
BAE Systems
10 Dec, 2025
Principal Engineer – Asset Management
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer – Asset Management 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: £47,241+ depending on skills and experience What you’ll be doing : Responsible for delivering Asset integration activities for major site & infrastructure projects, to enable the smooth transition of assets from projects into business as usual Managing the asset lifecycle from RIBA 1-7, ensuring maintainability, through life management arrangements & integration into the asset management system Liaising with and managing key stakeholders within the project, and the end-user function Implementing post-handover asset management arrangements Deriving and developing asset management strategies for business-critical equipment Your skills and experiences: Essential: Qualified in a STEM discipline at...
BAE Systems
04 Dec, 2025
Principal Engineer – Electrical Engineering (Power)
BAE Systems Barrow-in-Furness, UK
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...
BAE Systems
04 Dec, 2025
Principal Engineer – Communications
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer – Communications 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: Leading the design and delivery of communications and audio systems for naval vessels, including defining system requirements and design standards to develop effective technical solutions Developing comprehensive technical documentation, including specifications, user manuals, and design calculations, to ensure alignment with performance requirements Defining testing protocols and providing on-site support for dockside installation and system commissioning activities Evaluating test and qualification results for compliance with technical requirements and presenting finding to both internal stakeholders and external clients Conducting technical development studies to verify and validate that system designs...
BAE Systems
26 Nov, 2025
Principal Engineer – Safety & Environmental Engineering (Control Damage Hazards)
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Safety Engineer – Safety & Environmental Engineering 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: Provide technical leadership as a subject matter expert in safety engineering Mentor and develop engineers, guiding safety analysis and influencing design decisions Analyse and influence nuclear submarine design using safety engineering techniques, focussing on major hazards (fires, explosions including DSEAR, steam release) Apply engineering judgement to justify design safety and compliance Interface with regulators, clients within the MOD and internal stakeholders Develop and review safety case documentation to substantiate design safety Your skills and experiences: Essential: Degree qualified in a relevant STEM discipline or equivalent...
BAE Systems
15 Jan, 2026
Principal Systems Engineer (Platform Integration)
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness – Hybrid – (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you’ll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to...
BAE Systems
13 Dec, 2025
Principal Electrical Engineer – Test Integration
BAE Systems Barrow-in-Furness, UK
Job Title: Principal Engineer – Test Integration Location: Barrow-in-Furness. On-Site Salary: Up to £57,000 depending on experience What you’ll be doing: Utilising technical information gathered from various stakeholders such as design teams to produce test documentation that will evaluate the rigour of the systems under test. Understanding and interpreting the customer needs for integration activities and affect these once agreed as deliverables Undertaking integration testing in line with approved test procedures and taking ownership and responsibility for assigned systems verification and validation activities Investigating complex technical faults and queries of the (to be) integrated systems based on a considerable understanding of the underlying technical design Being able to gain an ample understanding of the underlying technical design of the systems under test and act as a technical liaison between design and commissioning teams on test...
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