Printing our own 3D prototypes. And becoming more agile in every dimension of our daily work.
Both count. Both are us.

Microsoft Security Expert (m/f/d)


  • You will be part of a group of experts who design, plan and implement IT security solutions across teams.
  • You will support the vulnerability management and development of countermeasures
  • The Support of incident monitoring and development of defense strategies will be part of your roll
  • On a regular basis you will check the effectiveness of existing active and passive countermeasures 
  • You will be managing security changes and incidents
  • In addition, you will search for and implement automation measures and design the log data flow to the SIEM
  • You will also be part of the Security Incident Response process and contribute with your knowledge in the resolution activities


  • You have a minimum of three years experience as a Microsoft system Administrator or Microsoft security Specialist. 
  • Ideally you can round up your profile with a Microsoft expert level Certification like “Cybersecurity Architect Expert”
  • You have a fundamental understanding of and experiences with IT Infrastructure security, and you are characterized by great analytical skills plus a hands-on mentality
  • You stay calm in stressful situations and make use of the power of a team
  • Your fluent business and technical English is ideally complemented with German skills at a scale of B1 and higher
  • You are a team player who is used to work in multicultural environments
  • A personal attitude as a constant learner, openness for innovations beyond your usual involved areas, a high social and intercultural competence and a goal-oriented way of working rounds off your profile


  • We are part of the solution. Our highly efficient, environmentally friendly technologies conserve resources and reduce CO2 emissions in the long term.
  • Each employee organizes his hours individually in coordination with his colleagues. This allows family and career to be flexibly coordinated.
  • Our professionals are trained in soft and social skills and in this way prepared for the next career level


Moritz Kegler

+49219118 3630


Company:  Vaillant Group Business Services GmbH

Remscheid, DE

Country:  Germany

The Vaillant Group is a global market and technology leader in the fields of heating, ventilation and air-conditioning technology. Join our team of 16,000 colleagues from more than 70 countries who work every day for a better climate – for people at home and the environment. We work on large-scale, innovative and strategic projects. With small, everyday gestures so that we can all play our part. Act global, work global. And become part of a global team. We sell our products in around 60 countries, using ten production and development sites in six European countries, as well as China.

Working for us makes you responsible for the future – your own, and that of our planet. We can offer you excellent conditions.


Apply now »
Since we work climate-neutrally, we can only process online applications. Let's save the climate together and avoid paper applications.