We are working on behalf of a highly respected design and build contractor specialising in complex, high-specification environments for the pharmaceutical, life sciences, and healthcare sectors. Their work includes the creation of cutting-edge cleanrooms, laboratories, and specialist manufacturing facilities. As part of their ongoing growth, they are looking to appoint a Mechanical / HVAC Design Engineer to join the team at their Rochdale office. This is a permanent role offering the opportunity to work on challenging and rewarding projects that demand innovation, precision, and technical excellence. The Role Reporting to the Design Lead, you will take responsibility for delivering mechanical and HVAC design across all RIBA stages – from concept through to detailed design and commissioning support. Projects are typically in highly regulated, validated environments where quality, compliance, and functionality are paramount. You will collaborate closely with a multi-disciplinary team and contribute to the development of high-quality, co-ordinated engineering solutions. The role includes a blend of office-based design work and occasional site visits for surveys or client meetings. Responsibilities Mechanical and HVAC design for complex validated facilities (e.g. laboratories, cleanrooms, sterile manufacturing). Sizing and specification of equipment and distribution networks to meet both process and comfort requirements. Production of clear, high-quality design information suitable for procurement and installation. Supporting procurement and programming activities with technical input and schedules. Liaising with clients to develop and finalise design proposals. Ensuring compliance with safety, health, environmental and quality standards including CDM and ISO 9001:2015. Technical Expertise You will need a sound understanding of systems including: Cleanroom and comfort ventilation Chilled water and LTHW/MPHW/HPHW Steam and condensate systems Humidification and dehumidification systems Building management systems (BMS) Gas systems including natural gas, nitrogen, and compressed air Domestic and process hot/cold water and above-ground drainage You should be confident using design software such as HEVACOMP and ideally IES, with a working knowledge of AutoCAD and Microsoft Office tools. About You HNC (minimum) or degree-qualified in Building Services or Mechanical Engineering. Proven experience in the design and coordination of mechanical/HVAC services, ideally within pharmaceutical, healthcare or high-spec environments. Familiar with the demands of working in GMP-compliant and ISO 14644 environments. Able to work independently and as part of a team. Comfortable liaising with clients and other stakeholders at a senior level. Why Apply? This is a fantastic opportunity to join a professional, forward-thinking company that delivers some of the most technically demanding environments in the industry. You’ll be working on meaningful projects that improve lives, within a business that values quality, precision, and continuous improvement