Climate17 is pleased to be working with a leading, building services consultancy at the forefront of sustainable design and decarbonisation in the UK. With heatClimate17 is pleased to be working with a leading, building services consultancy at the forefront of sustainable design and decarbonisation in the UK. With heat networks playing a critical role in achieving net zero, this is a fantastic opportunity to join a growing specialist team delivering high-impact, future-facing heat network projects across the built environment, supporting clients through an evolving regulatory and technical landscape. The Role: Heat Networks Engineer Based in London, this is a hands-on, high-impact role supporting the delivery of best-in-class heat network solutions in line with evolving UK regulation, including the Heat Network Technical Assurance Scheme HNTAS. You’ll work closely with the sector lead, contributing to project delivery, technical standards, and mentoring junior engineers - while helping shape the future of heat network design and performance in the UK. Key Responsibilities Design & Technical DeliveryLead or contribute to the design of new and existing heat networks, optimising performance and efficiencySupport refurbishment, replacement, and upgrade projectsDevelop standard schematics, specifications, and calculation tools Technical Assurance & ComplianceUndertake peer reviews and assess contractor designsMonitor installations on-site and carry out witnessing & acceptance testingEnsure compliance with HNTAS and wider UK regulations Performance & OptimisationDeliver post-occupancy performance monitoring strategiesConduct optimisation and troubleshooting studies on existing networksIdentify improvements to efficiency, cost, and reliability Client & Funding SupportSupport clients with funding applications e.g. government heat network schemesProvide high-quality technical advice and reporting Team & Practice DevelopmentMentor and support graduate and junior engineersContribute to internal standards, tools, and knowledge sharingSupport the growth and strategic positioning of the heat networks discipline About YouBackground in Mechanical / Building Services EngineeringStrong experience or exposure to heating systems and heat network designLikely operating at Senior level, or an ambitious Intermediate ready to step upWorking towards or already Chartered Engineer statusExperience inspecting mechanical installations on-siteStrong report writing and technical communication skillsConfident engaging with clients, contractors, and multidisciplinary teamsPassion for sustainability and the low-carbon transition Why ApplyWork at the forefront of the UK’s heat decarbonisation strategyJoin a growing specialist team with strong project demandBe part of a people-focused, employee-owned consultancyGain exposure to cutting-edge, technically challenging projectsClear pathway for career progression and leadershipFlexible working and strong benefits package Make an impact in one of the UK’s fastest-growing clean energy sectors. If you’re passionate about sustainable heating and want to help shape the future of heat networks, we’d love to hear from you. Contact neeraj@climate17.com to learn more. About Climate17 Climate17 is a purpose-led, international Renewable Energy & Sustainability recruitment firm. We support organisations driving the transition to a low-carbon future and are committed to building diverse, inclusive teams. We welcome applications from all backgrounds. If you require any support during the process, please let us know.