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Onsite principal systems design engineer
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Calibre Search
01 Oct, 2026
Permanent
Principal Structural Engineer
Calibre Search Salford, UK
Principal Structural Engineer Location: Salford Quays, Manchester Working Pattern: Hybrid Sector: Defence, Nuclear, Public Sector, Energy & Complex Industrial Infrastructure The Opportunity Are you an experienced Principal Structural Engineer looking for an opportunity to lead technically challenging projects that have a genuine impact on critical UK infrastructure? We are working with a leading engineering and project delivery organisation that supports major clients across the defence, nuclear, public sector, energy and complex industrial sectors . This is an exciting opportunity to take a senior technical and project leadership role on high-value, complex engineering programmes , helping deliver infrastructure that supports national resilience, energy security and the UK's future infrastructure needs. You'll work within a highly skilled multidisciplinary environment where technical excellence, innovation, collaboration and safety are fundamental to...
Amentum
01 Oct, 2026
Permanent
Principal EC&I Engineer
Amentum Golborne, Warrington, UK
At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive. Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all. We'll inspire and empower you to deliver your best work so you can evolve, grow and succeed - today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities. People are our greatest asset, and we offer a...
Ford & Stanley Select
01 Oct, 2026
Permanent
Electrical Design Engineer
Ford & Stanley Select Burton upon Trent, Burton-on-Trent, UK
Electrical Design Engineer Burton upon Trent £40,000 - £50,000 Permanent The Opportunity If you're looking for a role where you can take ownership of electrical design projects, contribute to the development of innovative rail and heavy engineering solutions, and play a key role in bringing engineering concepts to life, this is an opportunity to join a specialist engineering business operating within the locomotive sector. We are seeking an Electrical Design Engineer to support the design, development and delivery of electrical systems for locomotives and associated equipment. Reporting directly to the Principal Electrical Engineer, you will work closely with mechanical engineering, manufacturing and project teams to deliver safe, reliable and maintainable electrical solutions across a variety of projects. This is an excellent opportunity for an experienced Electrical Design Engineer who enjoys solving complex engineering challenges within a heavy engineering environment....
Ad
01 Oct, 2026
Permanent
Principal Test Development Engineer
Addition Ashford, UK
Principal Test Development Engineer Start Date: ASAP Permanent Up to £64,250 + Benefits Location: Ashford Working Pattern: On-site Five Days per Week Hours: 37 Hours per Week 1:30pm Finish on Fridays Clearance: SC Clearance Required or Eligibility to Obtain We're partnering with an advanced engineering and technology organisation to appoint an experienced Principal Test Development Engineer. This is an excellent opportunity for a senior test professional to lead the development and evolution of automated test capability supporting complex electronic products and systems. You'll remain hands-on with sophisticated electronic and software-based test solutions while providing technical leadership, supporting production-critical equipment and helping to shape the organisation's future test strategy. The Opportunity As Principal Test Development Engineer, you'll take a leading role in designing, developing and maintaining automated test...
ER
01 Oct, 2026
Permanent
Principal Mechanical Engineer
Eligo Recruitment London, UK
Location: London Birmingham Manchester Leeds Newcastle Bicester Other UK locations considered Salary: Up to £85,000 + Comprehensive Benefits Package Shape the future of Data Centre engineering.The UK's Data Centre market continues to evolve at an unprecedented pace. As demand grows for resilient, sustainable and technically sophisticated digital infrastructure, leading Building Services Design Consultancies are seeking experienced Principal Mechanical Engineers who can provide technical leadership on some of the industry's most prestigious projects. At Eligo Recruitment , we partner with consultancies delivering hyperscale campuses, co-location facilities, enterprise data centres and mission critical infrastructure for some of the world's largest technology organisations. If you're looking for a position where your technical expertise genuinely influences project success, this could be your next career move. The Opportunity As a Principal Mechanical Engineer, you'll be...
Thales
27 Sep, 2026
Full Time
Principal Systems Engineer / Solutions Architect - Naval Communications
Thales Crawley, UK
Location: Crawley, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. Our work is organised into two portfolios that guide strategic growth in Secure Communication and Protection. The Land Communications team focuses on tactical radio and electronic countermeasures for UK and global markets. Our Security and Naval Communications team draws on over 100 years of partnership with the Royal Navy, delivering an evolving portfolio of integrated voice and data systems that support resilient, mission‑ready communication.  We are looking for a Senior Principal Systems Engineer to lead the delivery of...
Thales
27 Sep, 2026
Full Time
Principal FPGA Engineer
Thales Bristol, UK
Location: Bristol, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. Principal FPGA Engineer Location: Crawley, Reading or Bristol - Hybrid Thales Intelligence, Surveillance and Reconnaissance (ISR) UK is a principal supplier of UAS, EW and Radar equipment to the UK armed forces, as well as an exporter of these capabilities worldwide. ISR is a highly complex product development environment, focusing on delivering cutting edge products including: Digital Radar Electronic Support Measures (RESM) that provides situational awareness and identification of threats even in busy electronic...
Calibre Search
24 Sep, 2026
Permanent
Associate Structural Engineer
Calibre Search Leeds, UK
Associate Structural Engineer Leeds City Centre I'm working with a growing multidisciplinary engineering consultancy looking to appoint an Associate Structural Engineer to play a key role in establishing and growing its structural engineering presence in Leeds and the wider Yorkshire market. This is a senior appointment combining technical project delivery, commercial responsibility, team leadership and business development. You'll work closely with the company Directors and wider senior leadership team, with the backing of established structural teams elsewhere in the business, but with genuine autonomy to develop the Leeds operation. There is also a realistic and supported route towards Director for someone who wants it and performs well in the role. The opportunity Initially, you'll remain heavily involved in the technical delivery of projects while helping establish and grow the Leeds structural team around you. The consultancy works across education, healthcare,...
SAFRAN UK
24 Sep, 2026
Permanent
Assistant Principal Analysis Engineer
SAFRAN UK Gloucestershire, UK
Assistant Principal Analysis Engineer Gloucester HYBRID Skills: FEA software tools, Classical Static and Fatigue analysis, Physical testing planning and designing, Aerospace, Landing Gear/Systems As an Assistant Principal Analysis Engineer, you will be required to propose efficient solutions to design & analytical problems to achieve business objectives. Safran Landing Systems are a global leader in aircraft landing & braking systems, from commercial and business travel to military and defence fleets. As a trusted global leader in aerospace, defence, and space, we are proud to be a company where diversity, innovation, and opportunity come together to shape a sustainable future where we can all succeed together through a shared vision. Here, we craft excellence together. If you're ready to take your career to new heights and be part of a company that's crafting the future of flight, apply today. A global presence: Be part of a global aerospace, defence & space...
FR
23 Sep, 2026
Contract
Principal EICA Engineer
First Recruitment Group Manchester, UK
Lead the Delivery of Critical Water Infrastructure Projects as a Principal EICA Engineer! Our Client has a requirement for a Principal EICA Engineer, who will be required to work on a contract and permanent basis in the North of England. Role Purpose: Provide technical leadership across major water and wastewater infrastructure projects. Lead the design and delivery of complex electrical engineering solutions. Support project bids, technical strategy and engineering excellence initiatives. Mentor and develop engineering teams. Deliver safe, innovative, compliant and cost-effective engineering solutions. Take ownership of electrical engineering activities throughout the project lifecycle. Job Role Responsibilities: Lead and coordinate the delivery of complex electrical engineering designs. Provide technical leadership across multidisciplinary project teams. Develop innovative and practical engineering solutions. Ensure designs are safe, compliant,...
Ma
23 Sep, 2026
Permanent
Validation and Verification Engineer
Matchtech Bristol, UK
Working: The role offers flexible working but does require engineers on site for 4/5 days per week and is a on secure site where SC clearance is needed. As a Validation and Verification Engineer you'll support product development for the system. Day to day you'll be supporting and producing the definition of the Test Scenarios and success criteria to ensure the product meet its requirements. The role will also involve production of the appropriate verification plans to agree with the equipment DA the method of verification used. Skills, Qualification and Experience Degree or equivalent qualification in Systems engineering or similar Systems design/ systems engineering experience in software-based equipment Hands-on experience of SysML, Rhapsody and DOORS tools would be desirable, but training will be provided where needed. Experience in the Defence / Aerospace or safety regulated environment would be advantageous Company Benefits; Bonus : Up to...
Rullion Managed Services
23 Sep, 2026
Contract
Assistant Quality Engineer
£135 - £180 daily
Rullion Managed Services Nether Stowey, Bridgwater, UK
Role: Assistant Quality Engineer Position: Contract Location: Hinkley Point C, Somerset Duration: 12 Months Rolling Rate: Circa 135 p/d PAYE + 36 days annual leave Circa 180 p/d Umbrella Job Purpose / Overview The Assistant Quality Engineer supports the delivery of Quality Assurance (QA) and Quality Control (QC) activities within the Joint Design Office. The role combines technical support, reporting, and quality process assistance, helping ensure compliance with standards while developing practical quality engineering skills. Principal Accountabilities Support quality assurance, audit preparation, and governance activities. Assist in coordinating internal audits and quality reviews Carry out basic quality checks on documents to ensure consistency and completeness Use Excel to analyse data, produce charts, and maintain dashboards and trackers. Apply rigorous quality checks to reports, ensuring accuracy, version control, and compliance. Coordinate the...
Ad
23 Sep, 2026
Permanent
Principal Systems Engineer
Addition Maidenhead SL6, UK
Principal Systems Engineer Permanent Full-time Salary DOE Location: Berkshire Working Pattern: Five days per week on-site Clearance: Eligibility for SC clearance and willingness to obtain and maintain DV clearance We're partnering with a leading organisation within the UK Defence sector to appoint an experienced Principal Systems Engineer. This is an excellent opportunity for a senior engineering professional to provide technical leadership across the full Systems Engineering lifecycle, supporting the delivery of complex, security-critical programmes and working closely with multidisciplinary engineering teams. The Opportunity As Principal Systems Engineer, you'll lead Systems Engineering activities across complex projects and work packages, providing technical direction across systems, hardware, software and firmware. You'll play a key role in developing and assuring requirements, architectures, designs and technical documentation, while...
Thales
23 Sep, 2026
Full Time
Principle Mechanical Engineer
Thales Manor Royal, Crawley RH10, UK
Location: Manor Royal Crawley, United Kingdom Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services. Under Water Systems (UWS) Our purpose is to be the leading provider of underwater sensors and decision superiority, helping navies across the world keep our friends, families and all of us safe. We cover four sectors: Mine Counter Measures, Anti-Submarine warfare, Services and Future Capabilities. Primary Purpose of the Role: Be the Mechanical Engineering Lead for the UWS project, supporting product and development. To provide direction to the mechanical team and increase the capability of the Mechanical...
Eligo Recruitment Ltd
22 Sep, 2026
Permanent
Principal Mechanical Engineer
Eligo Recruitment Ltd London, UK
Location: London Birmingham Manchester Leeds Newcastle Bicester Other UK locations considered Salary: Up to 85,000 + Comprehensive Benefits Package Shape the future of Data Centre engineering.The UK's Data Centre market continues to evolve at an unprecedented pace. As demand grows for resilient, sustainable and technically sophisticated digital infrastructure, leading Building Services Design Consultancies are seeking experienced Principal Mechanical Engineers who can provide technical leadership on some of the industry's most prestigious projects. At Eligo Recruitment , we partner with consultancies delivering hyperscale campuses, co-location facilities, enterprise data centres and mission critical infrastructure for some of the world's largest technology organisations. If you're looking for a position where your technical expertise genuinely influences project success, this could be your next career move. The Opportunity As a Principal Mechanical Engineer, you'll be...
Aldwych Consulting
22 Sep, 2026
Permanent
Senior/Principal Mechanical Engineer
Aldwych Consulting Birmingham, UK
Senior / Principal Mechanical Engineer Birmingham Building Services Consultancy Hybrid Flexibility An exciting opportunity has arisen for a Senior or Principal Mechanical Engineer to join a growing building services consultancy in Birmingham. Established for more than 25 years, this independently owned consultancy delivers mechanical, electrical and building performance engineering solutions across a wide range of sectors, including healthcare, commercial, education, residential, life sciences, leisure and public sector projects. The business has built a strong reputation for technically high-quality, sustainable and low-carbon design, with collaboration, quality and professional development at the heart of its approach. The Birmingham office is entering an exciting period of growth, with ambitious plans to significantly expand the team over the coming years. This is an excellent opportunity for an experienced engineer to play an important role in the development of the...
Eden Brown
19 Sep, 2026
Permanent
Senior to Principal Electrical Engineer - Critical Systems
Eden Brown London, UK
Senior - Principal Electrical Design Engineer City of London Hybrid Working Up to 75k London Building Services Consultancy Design-Led Projects If you're an experienced Electrical Design Engineer looking for more ownership, better projects, and a stronger voice in design - this is worth a look. This consultancy is known for delivering high-quality, design-led building services engineering, working closely with architects on projects where detail, creativity, and technical excellence are equally valued. Their portfolio spans a range of sectors, with a strong focus on well-crafted, architecturally led schemes. They're now looking for a Senior to Principal Electrical Design Engineer to take a leading role in project delivery and client engagement. The Role You'll play a key role in shaping projects from concept through to completion, with the autonomy to influence both design and delivery. You will: Lead electrical design delivery across a variety of...
Eden Brown
19 Sep, 2026
Permanent
Senior - Principal Mechanical Engineer
Eden Brown London, UK
Senior / Principal Mechanical Design Engineer London Hybrid Working Up to 65k About the Company A growing engineering consultancy is looking to appoint a Senior or Principal Mechanical Design Engineer to join its Building Services team. The business delivers engineering expertise across a diverse portfolio of projects throughout the UK, supporting clients across sectors including commercial, defence, public sector, transportation, utilities and infrastructure. With a strong reputation for technical excellence and collaborative working, they provide engineers with the opportunity to work on challenging and high-profile projects while maintaining a healthy work-life balance. The Opportunity This is an excellent opportunity for an experienced Mechanical Design Engineer to join a well-established team delivering innovative and sustainable building services solutions. You'll be involved in projects from concept through to completion, working closely with...
Eden Brown
19 Sep, 2026
Permanent
Senior - Principal Electrical Engineer
Eden Brown London, UK
Senior - Principal Electrical Design Engineer City of London Hybrid Working Up to 65k A leading multidisciplinary consultancy is looking to appoint a Senior or Principal Electrical Design Engineer to join its growing Building Services team in London. This is an opportunity to join a business with ambitious growth plans, a strong reputation across the built environment, and a genuinely collaborative culture where engineers are encouraged to influence projects from the earliest design stages. You'll work on a diverse range of projects across sectors including commercial, residential, healthcare, education, science & technology and public sector developments, collaborating closely with architects, sustainability consultants and other engineering disciplines to deliver high-quality, low-carbon designs. The Role As a Senior or Principal Engineer, you'll take ownership of projects from concept through to completion, acting as a key technical lead and trusted...
Randstad Construction and Property
19 Sep, 2026
Temporary
Senior Electrical Engineer
£500 - £550 daily
Randstad Construction and Property Wythenshawe, Manchester, UK
Job Advertisement Draft Senior Electrical Engineer - Highways DNO & EV Infrastructure Location: Hybrid (Manchester Office / Remote) - Flexible & Part-Time/Adhoc Hours Considered Sector: Infrastructure / Roads Framework: National Highways Reporting To: Principal Engineer About the Opportunity We are seeking a Senior Electrical Engineer specialising in Distribution Network Operator (DNO) connections and EV charging infrastructure to support a critical National Highways project. This role offers exceptional flexibility-we are open to full-time hybrid arrangements or part-time/adhoc working patterns , making this ideal for experienced engineers seeking flexible working conditions alongside impactful, high-profile infrastructure work. Key Responsibilities Lead the electrical technical input for National Highways DNO connection projects across multiple sites concurrently. Translate EV infrastructure load demand data (charger counts, kVA requirements,...
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