Top Companies Hiring for Mechanical Engineer Jobs

We protect what matters. We’re a skilled, collaborative, and increasingly inclusive community of over 110,000 people in over 40 countries, creating some of the world’s most advanced, technology-led defence, aerospace, marine, land, and security solutions. At our core is an overarching purpose – we play our part in protecting those who protect us, making the future more secure for everyone. Those who connect with our purpose feel pride in being part of something bigger; motivated by their ability to make a difference by creating bold, pioneering products and services that can change the world we live in. To do this, we must always look to the future to find new ways and new ideas to advance – whilst putting our people front and centre. Championing better ways of doing things, striving for excellence in everything we do, being more efficient and sustainable. We have a 40+ year heritage of working in data and security. Since 2000, we have expanded rapidly through the digital revolution, working in multiple industries and building our portfolio of cutting edge solutions. Our new company, Digital Intelligence, launched at the beginning of 2022 bringing together digital capabilities from across the BAE Systems Group. To secure our ambitious future, we are committed to investing in our people, with the tools, support and inclusive environment for you to embrace a fulfilling career. Life at BAE Systems is always dynamic and challenging, with immense opportunity, and lifelong development available to all.

Babcock International Group is a global Aerospace & Defence organisation which delivers complex and critical engineering services across the UK and internationally. Countries and communities around the world rely on Babcock’s services to ensure the safety and security of their people. We focus on three highly regulated markets – defence, aerial emergency services and civil nuclear – delivering vital services and managing complex assets.

We’ve been at the forefront of innovation for more than a hundred years, helping to power, protect and connect the modern world Today, we’re working on a multi-year transformation to unlock our full potential. We’re building on our enduring, distinctive strengths to create a high-performing, competitive, resilient and growing Rolls-Royce. We will continue to design, build and maintain systems that provide mission-critical power to customers.

We deliver impactful global solutions to create a more connected, sustainable world — from intelligence to infrastructure, cybersecurity to space exploration. Our 52,000 employees across 50 countries work every day, challenging the expectations of today to reinvent the way we’ll all live tomorrow.

Working at Baker Hughes means being at the forefront of the energy transition. Our people are diverse, ambitious and collaborative. Together, we’re on a mission to redefine what’s possible in the energy sector by unlocking the power of engineering, data and science to take energy forward. Our team is over 55,000 strong. And we work in close partnership with local communities in over 120 countries, providing better solutions for our customers and richer opportunities for our people. As a leading partner to the energy industry, we’re not only committed to achieving zero-net carbon emissions by 2050, but also to deploying new solutions to reduce the footprint of our customers’ operations all over the world.

We are proud to be a leading defence company in Europe and a UK top employer. In 2026 MBDA was (once again) featured in The Sunday Times Best Places to Work. Our employees consistently feedback to us that they love the culture at MBDA and especially the trust and flexibility they are given through our Dynamic Working programmes, and our focus on employee wellbeing. We value the team dynamics and innovation that come from diverse teams and so welcome and encourage applications from individuals of all backgrounds to join our inclusive and rapidly changing place of work. With UK sites across Hertfordshire, Bristol and Bolton, and teams across all manners of Engineering, research, support, corporate functions and more, we may just have a role for you.

At Dyson we are focused on solving the problems that others have ignored; solving them first using our technology and ingenuity. In order to achieve this we need to pioneer technologies that are different and authentic. This is the core of what we do and who we are. We must strive to create the future, every single day by developing new things, different things, things that go against the grain with a diverse and global team of ingenious minds. Dyson employs 13,000 people and is present in more than 80 countries. In 2022, Dyson was recognised by the US business magazine Forbes, as one of the “World’s Best Employers” and a Top 100 “Female-Friendly Company”. While we are growing fast we want Dyson to remain a start-up in spirit with the freedom of experimentation and learning, constantly reinventing our products as well as reinventing how we work, how we sell and how we support our owners. At the same time we are working through the James Dyson Foundation, James Dyson Award and Dyson Institute to inspire future engineers and pioneering a new approach to engineering education. Underlining everything we do in this diverse environment is the need to always show respect, supporting each other as one team to overcome whatever challenges we encounter. We drive empowerment, development and equality in an inclusive environment for our people around the world. The future doesn’t just happen, we look to make it happen, to achieve leaps through pioneering new ideas.

The Royal Air Force’s role, in conjunction with the Defence organisations, is to deliver the UK Defence Vision: Defend the UK and its interests. Strengthen international peace and stability. Be a force for good in the world. We achieve this aim by working together on our core task to produce battle-winning people and equipment. The Royal Air Force will build upon the successes of our past and on the characteristics that make air power essential across the full spectrum of operations in order to contribute to the Defence Vision. Our people lie at the heart of this capability. We rely upon their professionalism, dedication and courage. We must train them well and enable them to leverage the potential of technology to achieve our vision of: 'An agile, adaptable and capable Air Force that, person for person, is second to none, and that makes a decisive air power contribution in support of the UK Defence Mission.’