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Senior Windows Administrator

Job

  • Level
    Senior
  • Location
    Berlin, Munich, Eschborn, Dresden, Essen
  • Working Model
    Hybrid, Onsite
  • Job Field
    IT, System
  • Employment Type
    Full Time
  • Contract Type
    Permanent employment
  • Salary
    from 60.000 € gross/year

Job Summary

In this role, you will manage Windows servers and workstations, oversee Active Directory, optimize processes with PowerShell, and develop client deployment solutions to enhance the efficiency of the IT infrastructure.

Job Technologies

Your role in the team

  • Administration and optimization of the Windows-based IT infrastructure: You are responsible for configuring, maintaining, and monitoring Windows servers and workstations.
  • Management of Active Directory and Domain Controllers: You ensure the seamless integration and administration of user accounts, group policies, and security configurations via interfaces.
  • 3rd level support, management and operation of software on Windows systems such as DMS, CRM, etc.
  • Management and development of Exchange environments: Ensuring the availability and security of our email infrastructure.
  • Automation with PowerShell: You optimize recurring processes and automate tasks to increase the efficiency of IT processes.
  • Implementation and management of client deployment solutions: You oversee the introduction, configuration, and further development of tools for automated deployment and management of clients.
  • Development of concepts and technical documentation: You clearly and confidently compile your ideas and concepts during the change process.
  • Troubleshooting and Support: Analysis and resolution of disruptions as well as the optimization of the existing infrastructure.
  • Collaboration with internal teams: You work closely with other IT teams to meet system and security requirements and ensure the performance of our systems.

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Our expectations of you

Education

  • Completed degree in Computer Science or a comparable IT qualification (e.g., IT Specialist for System Integration).

Qualifications

  • In-depth knowledge of using PowerShell for automating system processes.
  • Good knowledge in the areas of network administration and IT security.
  • Good time management and organizational skills.
  • A solution-oriented, structured way of working and the ability to maintain an overview even in stressful situations.
  • Good communication skills in German and English.
  • Teamwork skills and a high degree of personal responsibility.

Experience

  • At least 5 years of professional experience in administering Windows Server environments and managing Active Directory, Exchange, and Domain Controllers.
  • Experience with Windows Server (from version 2017), Windows 11, and client deployment solutions (e.g., SCCM, Managed Engine, MDT, or similar).

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What we offer

  • Genuine team spirit: collaborating in teams that drive change — no matter how complex and extensive the projects are.
  • Societal Relevance: We are working on solutions that have game-changing qualities across all areas of IT security.
  • Individual Development: Career progression is not a one-size-fits-all recipe for us. We grow together and support you with what you need to move forward.
  • The person at the center: Our strength lies in our diversity. We respect each other for who we are. Additionally, we are committed to work-life balance. We have been certified in this area since 2025.
  • Flexible working: 12 locations in Germany, mobile office, shared desk model, trust-based working hours, and flexible part-time options. There's a suitable model for everyone.
  • Sun, beach, or mountains: working abroad in the EU? No problem - you can work remotely within the EU for up to 20 days per year.
  • Market-competitive salary: You can expect an annual target salary starting from €60,000 gross, depending on qualifications and professional experience, potentially exceeding that amount — consisting of an attractive fixed salary and a performance-based bonus.

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Benefits

Work-Life-Integration

Topics You Will Work On

Job Locations

  • Location Munich

    Bayern

    Germany

  • Location Eschborn

    65760 Hessen

    Germany

  • Location Dresden

    Sachsen

    Germany

  • Location Essen

    Nordrhein-Westfalen

    Germany

  • Location Berlin

    Germany

About Your Employer

Secunet

Secunet

secunet ist einer der führenden deutschen Anbieter für anspruchs­volle IT-Sicher­heit. Im engen Dialog mit seinen Kunden - Unter­nehmen, Behörden und inter­natio­nalen Orga­ni­sa­tionen - ent­wickelt secunet leistungs­fähige Produkte und fort­schritt­liche IT-Sicher­heits­lösungen. Damit sichert secunet nicht nur IT-Infra­struk­turen für seine Kunden, sondern erzielt intel­li­gente Prozess­opti­mierungen und schafft nach­haltige Mehr­werte.

Description

  • Company Size
    50-249 Employees
  • Company Type
    Established Company
  • Working Model
    Full Remote, Hybrid, Onsite
  • Industry
    Internet, IT, Telecommunication

Employer reviews

by devworkplaces.com

Total

(1 Review)
3.5
  • Culture

    3.7
  • Engineering

    2.5
  • Workingconditions

    4.4
  • Career Growth

    3.6
Show all reviews
Logo Secunet

Senior Windows Administrator

Salary
from 60.000 € gross/yearEstimated net salary based on the gross salary in the job ad using tax class I.from 37.561 € net/year · Tax class I
Location
Berlin, Munich, Eschborn, Dresden, Essen
Working Model
Hybrid, Onsite
Diversity
Open for all genders

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