Intern Technical Planning Heat Pumps (m/f/d) - Remote or Berlin, Hamburg, Munich

1KOMMA5° is building the energy system of the future with Heartbeat AI: a virtual power plant that controls PV, battery storage, heat pumps and e-mobility as one intelligent system and links it directly to the electricity market. By 2030 we aim to convert 1.5 million households to renewables. Join us for your internship and grow alongside 3,000+ colleagues at 80+ locations worldwide.

• Independent planning of heat-pump projects, supported by an experienced design team
• Feasibility studies and heat-load calculations for single- and multi-family homes
• Checking and applying for government grants, coordinating with 1KOMMA5° branches and partners across Germany
• Preparing project documentation, bill of materials and progress reports

• First practical experience with heat pumps, HVAC or heat-load calculations preferred
• Confident use of MS Office and quick learner for new software tools
• Structured, communicative and self-reliant working style
• Fluent German

• eGym Wellpass for fitness & health
• Company pension scheme
• Free drinks, fresh fruit & vegetables
• Regular team events and open company culture