43 principal mechanical engineer jobs found

Job Title: Principal Mechanical Engineer II Location: Cowes, Portsmouth Broad Oak, Great Baddow – 4 days onsite minimum 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 £87,200 (depending on skills and experience) 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 the 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. Role description: The Principal Mechanical Engineer is a key role that leads the mechanical engineering aspects of the...

A leading engineering consultancy in the UK seeks a Principal Mechanical Engineer to join their Energy & Resources team. In this role, you will manage projects throughout their life cycle, engaging in feasibility studies and collaborative design. Ideal candidates will have experience in Mechanical Engineering, ideally within the energy sector, and should be chartered or working towards it. The position offers competitive salary and excellent benefits including flexible working arrangements.

MBDA is a leading defence organisation. We are proud of the role we play in supporting the Armed Forces who protect our nations. We partner with governments to work together towards a common goal, defending our freedom. Salary : Circa £ 55,000 depending on experience Dynamic (hybrid) working : 2-3 days per week on-site (Bolton) Security Clearance : British Citizen or a Dual UK national with British citizenship Restrictions and/or limitations relating to nationality and/or rights to work may apply. As a minimum and after offer stage, all successful candidates will need to undergo HMG Basic Personnel Security Standard checks (BPSS), which are managed by the MBDA Personnel Security Team. What we can offer you: Company bonus : Up to £2,500 (based on company performance and will vary year to year) Pension : maximum total (employer and employee) contribution of up to 14% Overtime: opportunity for paid overtime Flexi Leave: Up to 15 additional days Flexible working:...

Job Title: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Full time Onsite) 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, 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 will support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with...

Job Title: Principal Systems Engineer Location: Chelmsford – Great Baddow, Hybrid, 3 days weekly onsite 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 £75,900 commensurate with skills and experience. Part time & accruing hours available’ Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and...

Job Title: Principal 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 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 the 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. Job Description: As a Principal Structural engineer, you will design and analyse complex steel structures using Eurocodes, British Standards and BAE standards whilst applying your expertise in regulations...

What Are We Looking For Following continued success, our Treatment Solutions team in Muir of Ord are looking for a Production Project Engineer with a keen interest in project delivery to join us on a permanent basis. You will be responsible for the delivery of projects and manage the performance of projects end-to-end, whilst working with our internal stakeholders to ensure client needs are met. This position would ideally suit someone with the ambition to take on challenges and deliver results, with the support of an experienced team. You ll be afforded the opportunity to be at the forefront of engaging with clients for our various frameworks, as well as benefit from access to an in-house design team to provide technical solutions in real-time. Some Of Your Key Duties Include: Project liaison from enquiry stage to final acceptance and documentation, meeting with Clients as required to discuss specific requirements and carry out site surveys as required. Instructing,...

Job Title: Principal Systems Engineer Location: Isle of Wight – Cowes, Portsmouth Broad Oak or Chelmsford – Great Baddow – Onsite Salary: Up to £87,200 DOE + bonus scheme Come and put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. 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...

Job Title: Principal Engineer –Site Asset Safety Verification Location: Barrow-in-Furness. Hybrid – once a quarter onsite 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 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 the 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. Job Description: As a member of the Site Engineering Nuclear Substantiation team Your role is responsible for authoring and managing site...

Job Title: Principal Electronics Systems Engineer Location: Isle of Wight, Cowes – Full time on site We offer a range of flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £87,200 (dependent on skills and experience) Part time & accruing hours available’ Please let us know if you would like to discuss these options. 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 the 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. Role description: A Principal Electronics Systems...

Job Title: Principal Systems Engineer Location: Isle of Wight – Cowes – 4/5 days weekly onsite 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 £87,200 DOE + bonus scheme Come and put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you’ll be part of something bigger. As a valued member of our global...

Job Title: Principal RF Engineer Location: Isle of Wight – Cowes or Chelmsford – Great Baddow – Hybrid pattern 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 £ 77,100 DOE + bonus scheme Come and put yourself into a dynamic Principal RF Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of RF Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you’ll be part of something bigger. As a valued member of our...

Job Title: Principal Electrical Engineer Location: Isle of Wight – Cowes, Portsmouth Broad Oak or Chelmsford – Great Baddow – Hybrid pattern 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 £87,200 DOE + bonus scheme Come and put yourself into a dynamic Principal Electrical Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Electrical Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you’ll be part of...

Job Title: Senior Senior Engineer – Combat Systems Platform Integration – 12months FTC Location: Scotstoun, New Malden, Portsmouth, Broad Oak, Filton, Dorchester – hybrid, 3 day per week on site, if working from a southern site, on site in Scotstoun for 1 week every 6 weeks 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 £49,000 depending on skills and experience 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 the 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...

Principal Technical Lead Position Description At CGI, we deliver secure, scalable digital services that support some of the UK's most important public sector organisations. As a Principal Technical Lead within one of our key UK Government programmes, you'll provide strategic engineering leadership across multiple high-performing product teams delivering critical digital justice services. You'll help shape the future of complex cloud-based platforms while guiding the adoption of modern engineering and AI-enabled capabilities that improve service quality, operational efficiency, and user outcomes. Working in a highly collaborative environment, you'll influence technical direction, mentor senior engineering leaders, and drive innovation across large-scale public sector transformation programmes that make a meaningful difference to citizens nationwide. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times....

Job Title: Senior Noise & Vibration Engineer Location: Scotstoun – on site 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 £49000 (depending on skills and experience) 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 the 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. Role description: As a Senior Engineer, working within the Warship Capability Centre, you will be responsible for conducting noise and vibration measurements, acoustic...

Job Title: Principal Stealth Engineer – Low Observables 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 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 the 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’ll be doing: You’ll work across the full submarine lifecycle – from early concept design to in-service support, helping to define, model, and...

Job Title: Principal Engineer – Electrical Engineering (HV) Location: Barrow – Hybrid – 3 days per week on site (Dependent on business needs) We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: £45,628 – £61,500 (Commensurate with skills and experience) 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 the 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. Job Description: As a Principal Engineer -Electrical Engineering (HV) you will be part of...

Are you a customer-obsessed builder with a passion for helping enterprises unlock transformative value from Generative AI? Do you combine deep technical proficiency in GenAI — foundation models, Amazon Bedrock, agentic architectures — with the business acumen to land AI transformation programmes tied to real customer outcomes? Do you thrive at the intersection of technology strategy and commercial execution? Join the EMEA Go-to-Market Specialist Team to lead the GenAI transformation agenda across one of AWS's highest-growth and most strategic domains. The Worldwide Specialist Organization (WWSO) is part of AWS Sales, Marketing, and Global Services (SMGS). We work backwards from our customers' most complex and business-critical problems to build and execute go-to-market plans that turn AWS ideas into multi-billion-dollar businesses. WWSO teams include business development, specialist solutions architecture, and go-to-market. This is a Principal-level GenAI GTM Specialist role...

Hundreds of millions of customers open Prime Video every week. They trust us to help them find something great to watch. Increasingly, they expect us to help them discover title offers, channel and bundle subscriptions that match their interests. Today, we break that trust in small but compounding ways. A customer declines an offer and sees it again minutes later. A new subscriber gets upsells before finding a show they love. A loyal viewer showing signs of leaving receives a generic message that ignores everything they have ever watched. We are hiring a Principal PMT to own Commerce Personalization for Prime Video. You will build the intelligence that makes every commerce interaction feel like it comes from a service that actually knows you. This is a build-and-scale role. You will define what "right offer, right moment, right customer" means at Prime Video scale. You will ship systems that remember what customers have told us, respect their journey stage, and earn the right...