1KOMMA5° pursues the vision: Living on wind and sunlight forever for free. With Heartbeat AI we build the energy system of the future – combining regional craftsmanship with scalable software to integrate solar, storage, heat pumps and e-mobility into one intelligent overall system. By 2030 we aim to convert 1.5 million households to renewables. 3,000+ employees at 80+ locations worldwide are working on this. Take responsibility and shape tomorrow’s energy world.

Plan and project heating systems from first consultation to commissioning
Determine heat demand and select suitable heating solutions
Install, connect and commission heat pumps incl. water and electrical connections
Configure, accept and function-test heat pumps
Mount/replace radiators and install hot-water cylinders and infrared heaters
Help develop and improve the local HVAC department

Your profile

Certified master in heating engineering or comparable qualification
Experience with heat pumps, radiators and infrared heaters preferred
Self-reliant, quality- and safety-conscious working style
Customer- and colleague-oriented demeanor
Team spirit and build-up mentality

We offer

Secure position and attractive pay in a future-proof industry
Collegiate, family-like team with flat hierarchies and short decision paths

Master HVAC / Heating Systems Specialist (m/f/d) Heat Pumps & Heating Technology – 1KOMMA5° Cologne

More jobs from 1Komma5Grad

Sales Manager (m/f/d) for Intelligent Energy Systems – 1KOMMA5° Hildesheim

Technischer Produktmanager Wärmepumpe (m/w/d)

Initiativbewerbung: Elektriker / Elektroniker / Elektrohelfer (m/w/d) Photovoltaik & Energiesysteme - 1KOMMA5° Handwerk - Deutschlandweit

More jobs in Craftsmanship

Speculative Application – Electrician & HVAC Skilled Workers / Master Craftsmen / Helpers (m/f/d)

Speculative Application – Electronics & HVAC Specialists / Master Craftsmen / Helpers (m/f/d)

Speculative Application – Electronics & HVAC Specialists / Master Craftsmen / Helpers (m/f/d)

More jobs in Cologne

Sales Assistant (m/f/d) – Focus on Bakery & Cheese Counter – Köln-Deutzer Freiheit

Apprenticeship as Retail Sales Clerk – Cologne-Deutzer Freiheit (2026)

B2B Key Account Manager (w/m/d)