Senior​/Principal Mechanical Engineer

Develop Your Career and Shape the Future of Water Infrastructure At AtkinsRéalis, our Design & Advanced Technology practice brings together some of the UK's most diverse engineering and design expertise to tackle the most complex challenges facing our clients, communities, and the environment. We are seeking a Senior or Principal Mechanical Engineer to join our growing Water team, delivering innovative and sustainable solutions for water resource projects for major infrastructure, water, energy, defence, and land development clients across the UK.

As a senior member of the team, you will help lead technical delivery, mentor developing engineers, and work closely with multidisciplinary teams and clients to deliver high-quality engineering solutions. With a strong pipeline of work secured through major water frameworks, including United Utilities and Yorkshire Water, you will play a key role in delivering projects ranging from feasibility studies and asset improvements through to major capital investment programmes.

You'll also have opportunities to contribute to nationally significant projects such as Sizewell C, Royal Navy programmes, and major land development schemes. This is an excellent opportunity for a Chartered Engineer looking to apply their expertise across one of the UK's largest and most diverse portfolios of water infrastructure projects. Whether your ambition is to strengthen your technical leadership, lead the delivery of major programmes, grow client relationships, or progress towards people leadership, AtkinsRéalis offers the scale, support, and opportunities to help you achieve your goals.

When you join us, you'll become part of a collaborative community of experts who challenge conventional thinking and push the boundaries of engineering excellence.

You’ll benefit from:
Secure workload through major long-term frameworks. Opportunities to influence a diverse range of nationally significant projects and helping to shape the future of water infrastructure across the UK. Collaboration with multidisciplinary teams across the UK and internationally. Opportunities to influence project outcomes from concept through to delivery. A culture that encourages innovation, technical excellence and professional growth. Flexible and hybrid working arrangements that support work-life balance.

Clear career progression pathways and professional development opportunities

We offer hybrid working which involves 3 days per week being office/site based. This position can be based from any of our offices of Manchester, Glasgow, Belfast, Leeds, Newcastle, or Edinburgh.

The role offers broad project exposure, technical development, and clear opportunities for progression within a collaborative and growing team.

You will:

• Lead the delivery on mechanical engineering solutions for water resource projects through all stages of the project lifecycle.
• Collaborate with multidisciplinary teams to develop integrated, sustainable, and innovative engineering solutions.
• Provide technical guidance, support, and assurance to engineers and technicians, acting as a key point of contact within project teams while supporting the growth and development of the mechanical engineering capability through mentoring and coaching.
• Develop and review technical reports, calculations, specifications, drawings, and design packages to ensure high-quality project delivery.
• Build strong relationships within project teams, clients, stakeholders and project partners.
• Contribute to innovation, continuous improvement and the adoption of new technologies.
• Help identify opportunities within the Practice to create additional value for clients and communities.

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