Senior Mechanical Engineer

Job Description

Your Impact

Do you want to join our Mechanical team, working alongside some of the UK's most talented Engineers and Scientists? As a Senior Mechanical Engineer, you will be required to develop novel approaches to overcome the demanding challenges set by our customers and will build on decades of domain leading heritage.

You will deliver compliant Mechanical Engineering solutions through the entire Engineering life-cycle, ensuring that they consider all requirements including product quality, safety, reliability, etc. Mechanical engineering detailed design; including numerical calculations, tolerance studies, etc. You will support, and get support from, senior peers in the delivery of mechanical solutions and techniques that enable the team to advance the next generation of product.

Responsibilities

Your responsibilities will include:

• Producing Manufacturing Data Packs in line with BS8888, including appropriate use of GD&T.
• Support to successful resolution of technical investigations.
• Contributing to reviews of mechanical designs in accordance with business and industry standards.
• Hands on involvement in practical implementation of development builds and Design of Experiments.
• Providing support during the introduction of new product into the Development/Production lifecycle phase.
• Actively contribute to Work Package delivery elements to achieve desired Quality, Schedule and Cost.
• Members of the Mechanical Engineering Team are encouraged to continually develop their technical skills within structural, thermal and model driven engineering aspects of Mechanical Engineering.

This is not an exhaustive list, and we are keen to hear from you even if you might not have experience in all the above. The most important skill is a good attitude and willingness to learn.

What you’ll bring

• A degree in Mechanical Engineering (or similar), or experience in the field of Defence (Airborne, naval, etc) environments. Mechanical engineering for Electronic and/or EO products
• Design of systems for ‘harsh environments’ i.e. Shock, Vibration, Temperature, EMC, Salt fog, etc.
• Mechanical design and development using 3D CAD tools (ideally PTC Creo).
• Problem solving using a structured, logical approach to investigate issues and problems in an effective manner.
• Understanding Structural and Thermal Analyses data, to inform design decisions.
• Experienced in various aspects of Design for Excellence (DfX), including Manufacturing, Assembly, Test, Integration and Sustainability.

Security Clearance

This role is subject to pre-employment screening in line with the UK Government’s Baseline Personnel Security Standard (BPSS). An additional range of Personnel Security Controls referred to as National Security Vetting (NSV) may apply, this could include meeting the eligibility requirements for The Security Check (SC). For more information and guidance please visit: https://careers.uk.leonardo.com/gb/en/security-and-vetting

Why join us

At Leonardo, our people are at the heart of everything we do. We offer a comprehensive, company-funded benefits package that supports your wellbeing, career development, and work–life balance. Whether you're looking to grow professionally, care for your health, or plan for the future, we’re here to help you thrive.

• Time to Recharge: Enjoy generous leave with the opportunity to accrue up to 12 additional flexi-days each year.
• Secure your Future: Benefit from our award-winning pension scheme with up to 15% employer contribution.
• Your Wellbeing Matters: Free access to mental health support, financial advice, and employee-led networks championing inclusion and diversity (Enable, Pride, Equalise, Armed Forces, Carers, Wellbeing and Ethnicity).
• Rewarding Performance: All employees at management level and below are eligible for our bonus scheme.
• Never Stop Learning: Free access to 4,000+ online courses via Coursera and LinkedIn Learning.
• Refer a friend: Receive a financial reward through our referral programme.
• Tailored Perks: Spend up to £500 annually on flexible benefits including private healthcare, dental, family cover, tech & lifestyle discounts, gym memberships and more.
• Flexible working: Flexible hours with hybrid working options. For part time opportunities, please talk to us about what might be possible for this role.

For a full list of our company benefits please visit our website.

Leonardo is a global leader in Aerospace, Defence, and Security. Headquartered in Italy, we employ over 53,000 people worldwide including 8,500 across 9 sites in the UK. Our employees are not just part of a team—they are key contributors to shaping innovation, advancing technology, and enhancing global safety.

At Leonardo we are committed to building an inclusive, accessible, and welcoming workplace. We believe that a diverse workforce sparks creativity, drives innovation, and leads to better outcomes for our people and our customers. If you have any accessibility requirements to support you during the recruitment process, just let us know.

Be part of something bigger - apply now!

Primary Location: GB - Basildon

Contract Type: Permanent

Hybrid Working: Hybrid

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