Junior Commissioning Engineer

Job Title: Junior Commissioning Engineer ( Junior Heat Pump Commissioning Engineer) Location: We have offices in London, Maidenhead and Cheltenham. However our projects are Nationwide! Be part of the change install the future of low-carbon heating At Rendesco, we believe that heating our homes shouldnt heat the planet. Since 2012, weve been leading the way in renewable heating solutions designing, installing, and operating cutting-edge heat pump systems that make a real difference. This is more than just a job. Joining our team now means helping to shape our growth story and play an active role in decarbonising one of the UKs most crucial sectors. Were proud of our dynamic, open culture, flat hierarchy, and diverse team, united by passion, purpose, and a drive to deliver exceptional results. The role Were looking for a motivated and detail-oriented Junior Commissioning Engineer to join our growing team. Reporting to the Senior Commissioning Engineer, youll play a pivotal role in ensuring the optimal performance of our low-carbon heat pump systems. Your work will include: Completing the final wiring and setup of heat pump systems, including circulation pumps and associated plant, ensuring adherence to design specifications and safety standards. Conducting rigorous quality control checks and reviewing documentation to guarantee system integrity and compliance. Assisting in the commissioning process for heat pumps and systems, ensuring they operate efficiently and meet intended performance criteria. Collaborating closely with installation teams, electricians, and other stakeholders to coordinate and streamline commissioning. Addressing and resolving technical issues that arise during commissioning, implementing solutions to optimise system performance. Recording all installation/commissioning activities in appropriate certification forms and in SimPRO (our scheduling and QAQC system). Committing to on-the-job and formal training, sharing knowledge with the wider Rendesco team. Supporting the development of future members of the Installations team as you grow in your career. About you Newly qualified electrical engineer or similar with demonstrable professional electrical experience, primarily in commercial installations. Strong technical understanding of electrical wiring, safety standards, BS7671 regulations, and basic refrigeration principles. Familiarity with commissioning complex systems, including heating plant, controls, and both three-phase and single-phase power. Methodical, detail-oriented, and capable of working autonomously or as part of a team. Excellent organizational and planning skills, with the ability to work efficiently under tight deadlines. Committed to quality and continuous professional development. Qualifications and desired skills NVQ Level 3 in building services or HVAC sector. Completion of the 18th Edition update to wiring regulations (beneficial but not required). Proficiency in testing to BS2391 and knowledge of various heating systems and plant. Whats in it for you? Competitive salary (depending on experience) Private Medical Insurance (after probation) Electric Vehicle Salary Sacrifice Scheme Quarterly Social Fundwe've allocated £50 per person per quarter for team events and gatherings, to encourage engagement across teams. £30 Monthly contribution to Phone Contract Cycle to Work Schemeis available through salary sacrifice for employees to spread the cost of a new bike and accessories over 12 months. Further training, qualifications and development experience. 25 days holiday (plus bank holidays) Be the change. If youre ready to put your skills to work on meaningful projects that help power a cleaner, greener Britain apply now to join Rendesco and help us drive the future of clean, low-carbon energy! At Rendesco, we are committed to building an inclusive workplace. We are proud to be a Disability Confident Employer and an equal opportunity employer, encouraging applicants from all backgrounds. We operate a preferred supplier list for external recruitment agencies. Any CVs sent outside this list will be treated as a free gift, and we are not liable for any fees if we contact the candidate directly.

Location: South East, GB

Posted Date: 11/5/2025