Job
- Level
- Experienced
- Location
- Cologne
- Working Model
- Onsite
- Job Field
- IT, System
- Employment Type
- Full Time
- Contract Type
- Permanent employment
Job Summary
In this role, you will shape the IT infrastructure for around 60 employees, administer Microsoft 365 and Active Directory, and support migrations and AI projects through close collaboration with a system partner.
Job Technologies
Your role in the team
- As an IT System Administrator (m/f/d), you are responsible at MSK for managing our systems and shaping the digital working environment of our approximately 60 employees.
- You are the central point of contact for our internal IT and work closely with our long-standing system house partner, who provides you with a dedicated team of four contacts.
- You will also be supported by our trainee, whom you will professionally mentor during their training.
- Planning and further development of our IT infrastructure for data-intensive actuarial calculations in collaboration with our system house partner.
- Support of our ongoing migration to Exchange Online as well as further development of the cloud environment.
- Participation in the implementation of AI applications.
- Administration of Microsoft 365 as well as Active Directory and Entra ID, including user, rights, and license management.
- Implementation of technical measures within the framework of our ISO 27001-certified information security management system, e.g., patch management, backup management, and access rights management.
- Management of our colleagues' workplace environment (clients, software distribution, hardware).
- Documentation of systems, processes, and configurations.
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Our expectations of you
Education
- Completed training as an IT specialist for system integration, a degree in computer science, or a comparable qualification.
Qualifications
- In-depth knowledge of Windows Server 2022/2025, Windows 11, Microsoft 365, as well as Active Directory and Entra ID.
- Very good knowledge of German (at least C1).
- Independent, structured way of working and enjoyment in providing clear support to colleagues.
- Enjoy working onsite at our Cologne office, as many issues are resolved directly at the workplace (home office is possible on a case-by-case basis by arrangement).
- Interested in taking on more responsibility over time.
Experience
- At least three years of professional experience in Windows environment administration.
- Experience in client management, software deployment, and hardware diagnostics.
- Experience with network technology, routing, and firewall configuration.
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What we offer
- A genuine development perspective up to leading our IT.
- 30 vacation days per year, plus free days on December 24th and December 31st.
- Flexible and family-friendly working hours.
- Extensive opportunities for further training in a technologically advanced environment.
- An open, collegial working atmosphere with high employee engagement that we actively nurture: regular meetups, group sports, and company events.
- Modern workplace equipment in our office in the heart of Cologne.
- Very high satisfaction among (former) employees: In 2026, MSK was awarded the "Top Company Award" on kununu for the fifth consecutive time.
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Benefits
Work-Life-Integration
Topics You Will Work On
Job Locations
About Your Employer
Meyerthole Siems Kohlruss Gesellschaft für aktuarielle Beratung mbH
Wir lieben Mathematik. Die komplexen Projekte, mit denen man uns betraut, bearbeiten wir mit viel Engagement und Kreativität. Wir verstehen uns als Verbindungsstelle zwischen Mathematik und Versicherungswirtschaft, zwischen Theorie und Praxis. Arbeitszeiten werden flexibel und familienfreundlich abgestimmt. Auch wenn wir eine Beratungsfirma sind - unsere Mitarbeiter leben nicht aus dem Koffer. Wir bieten einen schönen Arbeitsplatz in unserem Kölner Büro, nur wenige Schritte von Rudolfplatz und Innenstadt entfernt.
Description
- Founding Year
- 1998
- Company Type
- Established Company
- Working Model
- Onsite
- Industry
- Banking, Finance, Insurance
IT system administrator
- Location
- Cologne
- Working Model
- Onsite
- Diversity
- Open for all genders
