Senior IT Administrator

Avantgarde Experts GmbH

Job

In this position, you will manage our server infrastructure on Windows, Linux, and in the Microsoft 365 environment, perform patch management, and enhance security solutions and our private cloud environment.

Job summary

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Job technologies

Your role in the team

  • Maintenance and continuous development of our server infrastructure based on Windows, Linux, and database systems, as well as the Microsoft 365 environment.
  • Operation and administration of container platforms, such as Docker.
  • Performing patch management, implementing system hardening measures, and optimizing system performance.
  • Responsible for operating and managing the company’s private cloud environment based on Proxmox.
  • Support and administration of Fortinet security solutions, particularly FortiGate, as well as further development of the existing zero-trust architecture.
  • Handling and coordinating incidents in 2nd- and 3rd-level support, as well as automating recurring processes, for example with Ansible.
  • Creation and maintenance of system documentation, as well as the continuous development of the existing IT landscape, including architectural considerations.
  • Ensuring compliance with relevant regulatory requirements, such as DORA, BAIT, or ISO 27001.

Our expectations of you

Education

  • Completed vocational training as an IT specialist in system integration or an equivalent IT-related qualification.

Qualifications

  • Practical experience operating virtualization and container technologies (e.g., Proxmox, Docker).
  • Structured and self-directed approach to work.
  • Very good German language skills at C1 level.

Experience

  • At least 5 years of professional experience in IT operations, system administration, or infrastructure management.
  • Extensive experience administering Linux and Windows server environments.
  • Experience in IT security, particularly with firewall and security solutions.
  • Experience in incident and problem management in an enterprise environment.

What we offer

  • Flexible working hours and the option to work remotely.
  • A collaborative work environment with short decision-making processes and a strong focus on technology.
  • Company pension scheme.
  • Workplace health management.
  • 30 days of annual leave.

Benefits

Topics you will work on

Job locations

Map of the job locations
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  • Location Stuttgart
    Baden-Württemberg, Germany

More about the recruiting agency

AVANTGARDE Experts GmbH is a leading personnel service provider specializing in the placement of specialists and executives in the fields of mobility, tech, and energy. Headquartered in Munich, the company operates several locations in Germany to meet the needs of its clients.

Company type
Recruiting Agency
Work model
Onsite, Hybrid, Full Remote
Industry
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Senior IT Administrator

Avantgarde Experts GmbH