Overview
Create places and spaces that matter. AtkinsRéalis is one of the world's most respected design, engineering, and project management consultancies, with over 50,000 employees worldwide. We offer more than just a job; we offer an opportunity to make a difference and shape the world to benefit future generations and the natural environment. Drawing upon a diverse skill set and a proven track record of delivery, we play a leading role in some of the world's most challenging and exciting engineering projects across sectors including Aviation, Energy, Cities and Development, Education, Transportation and Defence.
We are looking for an experienced, motivated Senior / Principal Mechanical Design Engineer to join our Building Design Practice in Manchester. This role is part of a national Building Services team, providing diverse design projects across the UK and internationally. Recent projects include Manchester Digital Campus for the Government Property Agency, Seashell SEND college in Cheadle, new submarine manufacturing facilities for BAE Systems and the University of Sheffield's MEP designer framework. The position includes client‑facing responsibilities and day‑to‑day design and management of projects. Energy and carbon reduction are essential aspects of this role, as we expand sustainable solutions for our growing portfolio.
Your role
The role varies by project. Duties are likely to include:
* Undertake the design and specification of all Mechanical Building Services systems from concept through to detailed design – including heating, cooling, ventilation and public health systems.
* Carry out and support detailed calculations using industry standard software tools including Hevacomp, MEPworx, IES.
* Prepare technical specifications, design reports and presentations.
* Collaborate with our BIM team to prepare models and drawings, with a working understanding of Revit.
* Represent AtkinsRéalis at meetings with clients and other professionals.
* Conduct condition surveys, inspections and monitoring of installation and commissioning.
* Manage own workload to ensure projects are delivered on agreed deadlines and budgets.
* Assist with technical development of junior team members.
Our Building Services Engineering team won the "Building Performance Consultancy (over 300 employees)" award at the CIBSE Building Performance Awards 2025.
About You
* Relevant experience in Building Services Engineering and an interest in design excellence.
* A natural curiosity and interest in exploring new ways of working.
* Degree qualified, or equivalent qualification, in Building Services Engineering / Mechanical Engineering, or related subjects.
* Working towards, or a Chartered Member of CIBSE, IMechE or equivalent body.
* Experience with common calculation software such as IES, Hevacomp, StabiCAD, Revit, NBS, and Microsoft packages. Knowledge of thermal modelling for building compliance and design optimisation is beneficial.
* Detailed knowledge of UK technical standards and codes of practice.
* Familiar with energy reduction methods and approaches to decarbonising new and existing buildings.
* Understanding of energy and carbon related data capture and analytics.
* Competent in designing for measurement and verification, including experience of commissioning and post‑installation evaluation of performance.
Reward & benefits
We offer competitive salaries, employee rewards and a range of benefits you can tailor to suit your health, wellbeing, financial and lifestyle choices. Training and professional development opportunities help you grow your skills. Our hybrid working culture and flexible holiday allowances create a balance between work and life.
About AtkinsRéalis
We are a world‑class engineering services and nuclear organization that connects people, data and technology to transform infrastructure and energy systems. Our global team of consultants, designers, engineers and project managers implements sustainable solutions that benefit people and the planet.
Additional information
We are committed to creating a culture where everyone feels they belong. We offer a range of family‑friendly, inclusive employment policies and flexible working arrangements. As an Equal Opportunities Employer, we value applications from all backgrounds, cultures and abilities.
Security clearance
This role may require security clearance. Offers of employment will depend on obtaining the relevant level of clearance. The vetting process is delivered by United Kingdom Security Vetting (UKSV) and may require candidates to provide proof of residency in the UK for 5 years or longer. If applying, please do not mention any current or previously held security clearance in your application or CV.
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