Senior System Engineer (f/d/m) – IT Infrastructure

Senior System Engineer (f/d/m) – IT Infrastructure

Permanent Employment, Full-time or Part-time | Berlin, Frankfurt, Munich, Passau

Apply to contribute to our shared success

We help data experts within companies create effective data products for different departments.  With the combination of our software and a highly experienced team, data experts can collaborate across different data silos in a fast, automated and quality-assured way.

Wondering what makes us so special? Our One Datas, which make up OUR company: 200 tech-loving, talented and dedicated individuals from over 30 countries.

Come Hackln* with us and join our team!

As a Senior System Engineer (f/d/m), you will be part of our five-strong infrastructure team and, together with our system administrators, will ensure and continuously develop a future-proof IT infrastructure at One Data. Together with our cross-functional teams, you will design, develop and implement secure network architectures and protocols. Do you enjoy keeping up to date with new technologies, best practices and industry trends in IT infrastructure, network security and Kubernetes? Are you a passionate team player with strong communication skills? And do you enjoy working effectively in a cross-functional environment? Then we want to hear from you!

Apply now
One Data Hackln

These tasks
are waiting for you in our team

  • Manage and maintain our Kubernetes infrastructure, including cluster provisioning, configuration, optimisation and troubleshooting.
  • Implement and manage monitoring and logging solutions to ensure the maintenance, performance and availability of our systems and applications.
  • Develop and implement backup and disaster recovery strategies to protect against data loss and ensure our business continuity.
  • As a System Engineer (f/d/m) you will secure our network infrastructure against security threats, fraud, tampering and other cyber threats.
  • Conduct regular audits to identify and eliminate vulnerabilities and security gaps.

Apply now

Your Data –
What we are looking forward to

  • You have successfully completed a technical degree, training as an IT specialist in systems integration (m/f/d) or a comparable qualification.
  • As a systems engineer (m/f/d), you specialize in IT infrastructure and have several years’ experience in systems administration.
  • You have knowledge of IT security and network technology.
  • You are familiar with virtual machines and container-based virtualization (Proxmox, Docker, Kubernetes).
  • You have experience with monitoring and logging tools (Prometheus, Grafana, Loki, etc.).
  • Have a solid understanding of network security principles, protocols, and best practices.
  • You have experience configuring firewalls, intrusion detection/prevention systems, VPNs and other security technologies.
  • Nice to have: Relevant certifications such as Certified Kubernetes Administrator (CKA), Certified Information Systems Security Professional (CISSP) or equivalent qualifications.

The feel-good factor @ One Data – what you can enjoy

Find out more about our benefits here.

Flexible working arrangements

Hardware equipment




Choose 5 out of 6

Meal allowance

Employee virtual option program

Company pension

Company health management

Bike leasing

Referral bonus

Learning & development

Focus on Fridays


Office dog

Team building

Our culture

One Data – working with passion, dedication & fun.

Our Hackl Mentality enables us to work together in a way that is characterized by commitment, respect and authenticity. We live a culture based on mutual learning and open and direct communication – regardless of position!

We achieve this through direct lines of communication and flat hierarchies all the way up to our founder and CEO, Andi.

Check out our job offers