IT-Systemadministrator / Cloud & Infrastructure Engineer

Du willst nicht nur Systeme betreiben, sondern IT-Infrastrukturen aktiv gestalten und weiterentwickeln?

Du fühlst dich in Windows- und Linux-Umgebungen zuhause, möchtest mit Cloud-Technologien (AWS) arbeiten und Prozesse automatisieren? Dann suchen wir genau dich!

Aufgaben

Betreuung und Weiterentwicklung von On-Premise- und Cloud-Infrastrukturen

Administration von Active Directory, Benutzer- und Berechtigungskonzepten

Automatisierung von wiederkehrenden Aufgaben mit PowerShell oder Bash

Virtualisierung mit VMware oder Hyper-V

Monitoring, Analyse und Troubleshooting im 2nd- und 3rd-Level-Support

Beteiligung an Migrationen, Optimierungen und IT-Projekten

Qualifikation

Abgeschlossene Ausbildung als Fachinformatiker für Systemintegration oder vergleichbare Qualifikation

Mehrjährige Erfahrung in der Systemadministration (Windows & Linux)

Praktische Kenntnisse in AWS Cloud-Umgebungen und Infrastructure as Code mit Terraform

Hands-on-Mentalität, strukturiertes Arbeiten und Teamfähigkeit

Interesse an Automatisierung und Prozessoptimierung

Benefits

Spannende Projekte in modernen IT-Umgebungen

Möglichkeit zur Mitgestaltung und Weiterentwicklung der IT-Landschaft

Flexible Arbeitszeiten und ggf. Home-Office

Attraktives Gehalt und langfristige Perspektiven

Wenn du Verantwortung übernehmen, dich fachlich weiterentwickeln und Teil eines engagierten IT-Teams werden möchtest, freuen wir uns auf deine Bewerbung.

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Position Details

• Job Title: IT-Systemadministrator / Cloud & Infrastructure Engineer
• Company / Organisation: Polarstern Experts
• Location: Cologne
• Employment Type: Full-time
• Field / Industry: DevOps & Cloud
• Work Arrangement: On-site or hybrid - Cologne

About This Opportunity

This full-time opportunity at Polarstern Experts is an excellent opening for experienced professionals in the field of software engineering and technology. The role is structured around an on-site or hybrid environment based in Cologne and is designed for candidates who are ready to make a meaningful contribution from the moment they join.

Based in Cologne, this role offers the opportunity to collaborate closely with a local team in a structured professional environment. Candidates currently based in the area or open to relocation are strongly encouraged to apply.

Whether you are an established practitioner in software engineering and technology or a highly skilled professional looking for your next challenge, this IT-Systemadministrator / Cloud & Infrastructure Engineer role offers the platform to apply your expertise in a real-world, results-oriented environment. Polarstern Experts is looking for a candidate who can hit the ground running and add genuine value to the team.

Who Should Apply

This role is ideal for candidates who have a solid background in software engineering and technology and a demonstrable track record of delivering high-quality results. You should possess analytical thinking, attention to technical detail, and a methodical approach to problem-solving. Experience working with modern development tools, version control systems, and cloud platforms will be an advantage, though a commitment to continuous learning and professional development is equally valued.

Beyond technical or domain expertise, Polarstern Experts is looking for someone who communicates clearly, collaborates effectively with colleagues and stakeholders, and takes ownership of their work from start to finish. If you thrive in a professional environment and are passionate about the opportunity to build reliable, scalable, and high-performing digital products, we encourage you to apply.

Key Competencies for This Role

Successful candidates for the IT-Systemadministrator / Cloud & Infrastructure Engineer position at Polarstern Experts will typically demonstrate the following core competencies:

• Domain expertise - a strong foundation of knowledge and hands-on experience in software engineering and technology
• Problem-solving ability - the capacity to identify challenges, think critically, and implement practical solutions efficiently
• Communication skills - clear and professional communication with colleagues, stakeholders, and partners at all levels
• Self-management - strong time management and the ability to prioritise a varied workload while meeting deadlines
• Team collaboration - a collaborative and supportive approach to working alongside colleagues across departments or locations
• Adaptability - the ability to respond positively to change and thrive in a dynamic, evolving work environment

How to Apply

To apply for this IT-Systemadministrator / Cloud & Infrastructure Engineer position at Polarstern Experts, click the "Apply Now" button on this page. You will be taken directly to the official application page where you can complete and submit your application.

Before applying, please ensure that your CV or résumé is fully up to date and clearly highlights your experience and accomplishments in software engineering and technology. If a cover letter is included or requested, tailor it specifically to this role and explain how your background, skills, and goals align with what Polarstern Experts is looking for in a IT-Systemadministrator / Cloud & Infrastructure Engineer.

All applications for this role are processed directly by Polarstern Experts. Career Nest facilitates the job discovery process and does not pre-screen or forward applications on behalf of employers. There are no fees for job seekers at any stage of the application process.

About Career Nest

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