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1KOMMA5

40 open jobs and internships, in Berlin, Hamburg, Munich and Bremen. Every one links straight to 1KOMMA5’s own posting.

40Open roles

1Country

3Role types

7dNewest posting

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40 rolesUpdated 20 October 2026

Werkstudent:in Auftragsmanagement / Projektkoordination / Disposition (m/w/d) - Photovoltaik, Wärmepumpen &amp; Energiesysteme - 1KOMMA5° BerlinGeneral
Berlin
      Working Student
      7d
Apply
Werkstudent*in (m/w/d) Business Development, B2B-Vertrieb - 1KOMMA5° CommercialGeneral
Hamburg
      Working Student
      15d
Apply
Werkstudent:in Technische Aufnahme für Photovoltaik &amp; Energiesysteme (m/w/d) - 1KOMMA5° BerlinTechnology
Berlin
      Working Student
      18d
Apply
Werkstudent:in Operational Excellence (m/w/d)General
Berlin
      Working Student
      27d
Apply
Working Student Designer (Design System) – Heartbeat AI (m/f/d)Technology
Berlin
      Working Student
      29d
Apply
Werkstudent:in Data Analytics (Controlling Focus) (m/w/d)General
Hamburg
      Working Student
      1mo
Apply
Internship AI &amp; Automation - Energy (m/f/d)Technology
Berlin
      Off-Cycle Internship
      1mo
Apply
Go-to-Market Working Student (m/f/d)General
Remote
      Working Student
      1mo
Apply
Werkstudent:in Office- &amp; Auftrags-Management (m/w/d) - 1KOMMA5° NürnbergGeneral
Nürnberg
      Working Student
      1mo
Apply
Werkstudent:in Projektkoordination Wärmepumpe (m/w/d) - Berlin / RemoteGeneral
Berlin
      Working Student
      2mo
Apply
Praktikant:in - Sales/Marketing (m/w/d)General
Berlin
      Off-Cycle Internship
      2mo
Apply
Praktikant:in Projektkoordination Wärmepumpe (m/w/d) - Berlin / RemoteGeneral
Berlin
      Off-Cycle Internship
      2mo
Apply
Werkstudent:in (m/w/d) Technische Aufnahme für Photovoltaik &amp; Energiesysteme - 1KOMMA5° Hildesheim / HannoverTechnology
Hildesheim
      Working Student
      2mo
Apply
Working Student Product Management Energy Products &amp; Tariffs (m/f/d)General
Berlin
      Working Student
      2mo
Apply
Internship Product Management - Heatpump (m/w/d)General
Berlin
      Off-Cycle Internship
      3mo
Apply
Werkstudent:in Produktmanagement - Hardware (m/w/d)General
Berlin
      Working Student
      3mo
Apply
Internship Product Management Energy Products &amp; Tariffs (m/f/d)General
Remote
      Off-Cycle Internship
      3mo
Apply
Internship Global Product Management (m/f/d)General
Remote
      Off-Cycle Internship
      3mo
Apply
Werkstudent:in - Search Engine Optimization (SEO) (m/w/d)General
Berlin
      Working Student
      3mo
Apply
Werkstudent:in - Quality Control Analyst (Wärmepumpe) (m/w/d)Business & Operations
Remote
      Working Student
      3mo
Apply
Praktikant:in (m/w/d) Technische Planung Photovoltaik - 1KOMMA5° Handwerk - RemoteTechnology
Remote
      Off-Cycle Internship
      3mo
Apply
Werkstudent (m/w/d) Projektmanagement für New Energy Großprojekte - Remote - 1KOMMA5° Commercial Solutions GmbHGeneral
Remote
      Working Student
      4mo
Apply
Werkstudent:in Growth Marketing (m/w/d)General
Berlin
      Working Student
      5mo
Apply
(Junior) Technisches Auftragsmanagement / Projektkoordination / Disposition (m/w/d) - Photovoltaik, Wärmepumpen &amp; Energiesysteme - 1KOMMA5° RiederichTechnology
Riederich
      Entry Level
      5mo
Apply
Praktikant:in - CFO Office (m/w/d)General
Hamburg
      Off-Cycle Internship
      6mo
Apply
Working Student - AI Product Designer (m/f/d)Technology
Berlin
      Working Student
      6mo
Apply
Praktikant:in Sales (m/w/d) - HeartbeatGeneral
Berlin
      Off-Cycle Internship
      7mo
Apply
Praktikant:in (m/w/d) technische Planung Wärmepumpen - Remote, München, Berlin, HamburgTechnology
Remote
      Off-Cycle Internship
      7mo
Apply
Praktikant:in Business Development (m/w/d) - 1KOMMA5° Handwerk MünchenGeneral
München
      Off-Cycle Internship
      8mo
Apply
Werkstudent:in Business Development (m/w/d) - 1KOMMA5° MünchenGeneral
München
      Working Student
      8mo
Apply
Werkstudent (m/w/d) Auftragsabwicklung Photovoltaik - 1KOMMA5° BremenGeneral
Bremen
      Working Student
      10mo
Apply
Internship Global Product Management Hardware &amp; AI Enablement (m/w/d)Technology
Berlin
      Off-Cycle Internship
      11mo
Apply
Werkstudent:in Technische Aufnahme für Photovoltaik &amp; Energiesysteme (m/w/d) - 1KOMMA5° RosenheimTechnology
Rosenheim
      Working Student
      1y
Apply
Praktikant:in Produkt Management &amp; AI Enablement - Solar (m/w/d)Technology
Berlin
      Off-Cycle Internship
      1y
Apply
Werkstudent:in Process &amp; Operations - Energy (m/w/d)Business & Operations
Berlin
      Working Student
      1y
Apply
Internship Process &amp; Operations - Energy (m/f/d)Business & Operations
Berlin
      Off-Cycle Internship
      1y
Apply
Werkstudent Operations (m/w/d) - 1KOMMA5° RostockBusiness & Operations
Neubrandenburg
      Working Student
      1y
Apply
Werkstudent:in (m/w/d) technische Planung Wärmepumpen - Remote, München, Berlin, HamburgTechnology
München
      Working Student
      1y
Apply
Werkstudent (m/w/d) Operations - Grid Registration &amp; Smart Meter - 1KOMMA5° Frankfurt am MainBusiness & Operations
Frankfurt am Main
      Working Student
      2y
Apply
Werkstudent:in (m/w/d) – Energiewirtschaft / Netzanmeldung - RemoteGeneral
Remote
      Working Student
      2y
Apply

Open 1KOMMA5 on the whole board

1KOMMA5 roles by type

Technology 12 Business and operations 5

Where this firm hires

Berlin 19 Hamburg 3 Munich 3 Bremen 1 Frankfurt 1 Nuremberg 1

By level

Working student jobs 25 Off cycle internships 14 Entry level jobs 1

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