Are you a Building Physics Engineer seeking a company that is big enough to attract challenging and interesting schemes from clients who are looking for more than the cheapest solution to achieve minimum compliance? This long-established building services engineering consultancy is equipped to support engineers at all levels, offering guidance, development, and progression throughout your career. About the Company The consultancy delivers mechanical, electrical, low-energy, and building physics design. Founded by experienced engineers, they provide full M&E services, sustainable solutions, and low-carbon expertise. Their integrated team produces tailored, cost-effective designs from concept to handover across commercial, education, health, residential, and industrial sectors. The company promotes a supportive, "no-blame" culture and has a strong track record of developing engineers from early career through to senior levels. Role Overview You will work on a variety of exciting projects, providing building physics expertise that enhances thermal performance, energy efficiency, and sustainability. This includes modelling and analysis for fabric and energy performance, thermal bridging, overheating assessments, and compliance with building regulations. You will collaborate with architects, M&E engineers, and other stakeholders to deliver high-quality, innovative solutions across a range of sectors. Requirements Ideally you will have your Level 4 or 5 Energy Assessor qualifications. Experience in building physics, energy modelling, and performance analysis is essential. Familiarity with industry-standard software and low-carbon or sustainable design is highly desirable. You should be collaborative, motivated, and passionate about delivering high-quality, efficient, and innovative building solutions. What They Offer The consultancy provides a nurturing environment with clear development routes, exposure to varied projects across multiple sectors, and the opportunity to progress into senior roles with comprehensive technical support. Salary is negotiable dependent on experience. Calibre Search promote equality in the workplace and we welcome applications from all suitably skilled or qualified candidates regardless of their sex, race, disability, religion/beliefs, sexual orientation or age. We act as both an employment agency and employment business.