1KOMMA5° pursues the vision "Living on wind and sunlight forever for free." With Heartbeat AI we are building the energy system of the future – will you join us?

We combine regional craftsmanship with scalable software and integrate solar, storage, heat pumps and e-mobility into one intelligent overall system. More than 3,000 employees in 80+ locations are working to convert 1.5 million households to renewables by 2030.

Your responsibilities

Assemble and install heat pumps and water storage units in residential and commercial properties
Work on-site in teams on construction projects and customer service visits
Fit radiators, insulate pipes and seal water lines professionally
Document all work for quality assurance and traceability

Your profile

Ideally experience in HVAC and handling heat pumps and heating systems
Manual dexterity, physical resilience and high quality standards
Self-reliant, structured way of working with a strong sense of responsibility
Team spirit, motivation and enthusiasm for a dynamic environment

What we offer

Join a young, fast-growing start-up where you actively shape the future
We use first-name terms: a friendly, respectful culture – one big team
Regular team events and outings; we celebrate together as well as work together
Make an impact: your work directly supports the energy transition

Career Changer / Site Helper HVAC (m/f/d) Heat Pumps & Heating Technology – 1KOMMA5° Freiburg

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