Mechanical Building Services Engineer

Job Description Overview

Atkins

Réalis’ Engineering and Design Practice is seeking a motivated Mechanical Building Services Engineer to join its Manchester-based team. This role offers the opportunity to work within a nationally connected delivery team, collaborating with professionals across the UK and globally through the Global Technology Centre. You will contribute to delivering high-quality engineering design solutions across a diverse range of sectors, including Commercial, Defence, Energy, Education, and Healthcare.

The role provides exposure to high-profile projects such as Manchester Digital Campus, Canary Wharf, and major infrastructure and defence programmes, offering valuable experience in complex, multidisciplinary environments. The position combines technical design responsibilities with client interaction, providing an excellent platform to develop both engineering expertise and stakeholder management skills. With a strong focus on sustainability, digital innovation, and career development, this role will enable you to enhance your technical, project management, and digital capabilities within a supportive, forward-thinking environment that values growth and continuous learning.

• Design and specify mechanical building services systems from concept through to detailed design, including heating, cooling, ventilation, and public health systems.
• Perform detailed engineering calculations using tools such as Excel, IES, Hevacomp, and MEPworx.
• Prepare technical specifications, reports, and presentations to support effective project delivery.
• Collaborate with BIM teams to develop coordinated models and drawings, with a working knowledge of Revit.
• Participate in client and stakeholder meetings, contributing to technical discussions and project coordination.
• Undertake condition surveys, site inspections, and support installation and commissioning activities.
• Manage assigned tasks and deliver outputs to a high standard within agreed timelines and budgets.
• Contribute to knowledge sharing and support less experienced team members where appropriate.

• Relevant experience in Mechanical Building Services Engineering, with a strong focus on delivering high-quality, sustainable design solutions.
• A proactive and enquiring approach, with an interest in innovation, digital tools, and continuous improvement in design practices.
• Degree (or equivalent) in Building Services Engineering, Mechanical Engineering, or a related discipline.
• Working towards Chartered Membership (CIBSE, IMechE, or equivalent) with a commitment to ongoing professional development.
• Proficiency in industry-standard software such as IES, Hevacomp, Stabi
  
  CAD, Revit, NBS, and Microsoft Office; experience in thermal modelling for compliance and optimisation is advantageous.
• Sound understanding of UK technical standards and relevant codes of practice.
• Knowledge of energy efficiency strategies and approaches to decarbonising both new and existing buildings.
• Awareness of energy and carbon data analysis, with an interest in improving building performance and supporting low‑carbon design.
• Familiarity with measurement and verification processes, including commissioning and post‑installation performance evaluation.

Explore the rewards and benefits that help you thrive – at every stage of your life and your career. Enjoy competitive salaries, employee rewards, and a wide range of benefits you can tailor to suit your health, wellbeing, financial, and lifestyle choices. Benefit from a strong pipeline of training and professional development opportunities, designed to support your progression towards chartership and beyond.

Combined with our hybrid working culture and flexible holiday allowances, you can achieve a healthy balance between a rewarding career.

This role may require security clearance, and offers of employment will be dependent on obtaining the relevant level of clearance. If necessary, it will be discussed with you  vetting process is delivered by United Kingdom Security Vetting (UKSV) and may require candidates to provide proof of residency in the UK of 5 years or longer. If applying to this role please do not make reference to (in conversation) or include in your application or CV, details of any current or previously held security clearance.

We are committed to creating a culture where everyone feels that they belong – a place where we can all be ourselves, thrive and develop to be the best we can be. We also offer a range of family‑friendly, inclusive employment policies, flexible working arrangements and employee resource groups to support all employees. As an Equal Opportunities Employer, we value applications from all backgrounds, cultures and ability.