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System Administrator

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Job

  • Level
    Experienced
  • Job Field
    IT, System
  • Employment Type
    Part Time/Full Time
  • Contract Type
    Permanent employment
  • Location
    Siegen
  • Working Model
    Onsite
  • Job Summary

    In this responsible role, you will manage the setup, configuration, and operation of servers and databases, focus on automation, and optimize the IT infrastructure according to current security standards.

    Job Technologies

    Your role in the team

    • As the primary contact person for server and database technology, you will play a key role in ensuring the stability, security, and modernity of our IT landscape.
    • You take responsibility for critical systems and simultaneously help shape how they will look in the future.
    • In doing so, you rely on automation as a fundamental approach, not as an option.
    • You work closely with colleagues and external partners, contributing not only your expertise but also solution-oriented thinking and strong communication skills in projects.
    • You are responsible for the setup, configuration, and operation of servers under Linux and Windows (physical and virtual).
    • In doing so, you continuously develop the internal system landscape.
    • They manage the predominantly externally hosted systems, ensure their stability, and coordinate SLAs and services with external service providers.
    • They actively engage with open standards and modern infrastructure approaches.
    • You use automation tools such as Puppet, Ansible, or similar solutions to optimize processes and increase the efficiency of our IT infrastructure.
    • They harden systems in accordance with current security requirements and BSI recommendations.
    • The security of our IT infrastructure is in your competent hands.
    • They develop and implement well-thought-out backup strategies.
    • They integrate and manage relational and NoSQL databases, ensuring their optimal performance.
    • You develop solutions for the sovereign management of tomorrow.

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    Our expectations of you

    Education

    • Completed university degree (at least Bachelor's) preferably in Computer Science, Business Informatics, Administrative Informatics, IT Management, or a comparable STEM field with a focus on Computer Science.
    • You can also apply if you will obtain your degree in one of the aforementioned fields of study by September 30, 2026 (end of the summer semester 2026).
    • OR IHK qualification as Bachelor Professional in IT.

    Qualifications

    • This includes in particular working with Linux and/or Windows servers and databases.
    • Please substantiate these skills in your application documents with appropriate evidence (e.g., reference letters, project descriptions, or certificates).
    • A high willingness to learn and motivation to keep up with technological developments.
    • The ability to identify problems early, develop solutions independently, and optimize processes.
    • Proficiency in German at level C1 is required to perform the role.

    Experience

    • We place great importance on practical experience that sustainably advances our IT infrastructure.

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    What we offer

    • You can expect a meaningful and autonomous role with all the benefits customary in the public sector.
    • We offer a collegial and family-friendly working environment, diverse areas of responsibility, and a well-equipped technical infrastructure.
    • The opportunities for career development, further education and training, flexible work-life balance programs, bike leasing, and comprehensive corporate health management are among our strengths as an employer.
    • Further information on the pay scale can be found here Public-Service.Info - TVoeD/VKA.
    • Your qualifications and professional experience will of course be taken into account.

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    Topics You Will Work On

    Job Locations

    • Location Siegen

      Nordrhein-Westfalen

      Germany

    About Your Employer

    Stadt Siegen

    Stadt Siegen

    The city of Siegen serves as the municipal administration for a city with approximately 105,000 inhabitants and plays a crucial role in urban development and the provision of public services. It is committed to areas such as Smart City and sustainable development, offering a collegial working environment and modern technical infrastructure.

    Description

  • Company Type
    Established Company
  • Working Model
    Onsite
  • Industry
    Public Service, Unions
  • Logo Stadt Siegen

    System Administrator

    Location
    Siegen
    Working Model
    Onsite
    Diversity
    Open for all genders

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