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Administrative Assistant Part-Time (f/m/d)

Are you a jack of all trades who enjoys juggling diverse Administrative functions?




  • 2+ years of experience in a Recruitment, HR, Office Management, or in a similar role
  • A proactive mindset with the capacity to troubleshoot expected and unexpected problems with attention to details and sound decision-making skills 
  • The ability to handle a recruitment pipeline: including setting it up, posting jobs ads, reviewing CVs, being able to communicate verbally and in written form with job candidates in German and English, scheduling calls, and at the same time providing a stellar experience for all


  • Organizing team activities and events 
  • Preparatory accounting
  • Experience in recruitment
  • Setting up and running Culture processes


  • Supporting projects with handling office tasks, such as generating reports and presentations, setting up meetings, and filing documents
  • Organize and coordinate internal events
  • Preparing Credit Card statements  
  • Being a go-to person for team inquiries 
  • Willingness to take on atypical tasks


A competitive compensation package, including:

  • Up to 30 working hours per week
  • A personal learning budget
  • An opt-in pension plan
  • Up to 30 vacation days

A hybrid work model with maximum flexibility, including:

  • The choice where you work 90% of the time
  • 10% of the time reserved for collaborative work as a team
  • A beautiful office environment designed for you to learn and thrive
  • Quarterly hackathons

An outstanding team, with:

  • A range of topic experts to support the decision-making process
  • Colleagues with diverse and highly advanced skill sets


The People & Culture team is the heart of wattx, making sure that we meet all our employees’ needs. We align our actions with our company values and shape processes that reflect our culture, while never forgetting about the bottom line.

wattx operates within Construction Tech, Prop Tech, creating a real impact while focusing on Sustainability. We are a full-stack team of hardware and software engineers, data scientists, user experience researchers, designers, and venture developers. 

We identify opportunity areas and then conduct research and ideation sessions. Next, we prototype, vet, and develop the solutions that evolve from these sessions and develop them as projects with our parent company Viessmann and other clients from Mittelstand and our broad network of partners.

We screen all applications without regard to race, ethnicity, religion, gender, sexual identity, worldview, or disability. We do not require a photograph to be attached to the CV.

Apply Here

Meet your future colleagues:

Wayne Jochmann
Wayne Jochmann
Head of People, Culture, and Finance