Position Available: Senior Linux System Administrator

vor 3 Wochen


Köln, Nordrhein-Westfalen, Deutschland NetCologne IT Services GmbH Vollzeit
Position Overview

We are seeking a Senior Linux System Engineer (m/f/d) for a permanent, full-time role. The successful candidate will be responsible for overseeing the system administration team within our Cloud Based Platforms division.

Key Responsibilities
  • Lead and manage the system administrators in the Cloud Based Platforms team.
  • Design and enhance our automation and containerization solutions.
  • Plan, develop, optimize, and implement tailored system solutions for our clients in business and education sectors.
  • Ensure the security and hardening of both centralized and decentralized Linux systems.
  • Monitor the services provided to ensure optimal performance.
  • Create scripts and playbooks to facilitate automation in the server environment.
  • Drive digital transformation initiatives within the education sector.
  • Participate in on-call duties as required.
Candidate Profile
  • Completed training as an IT specialist or equivalent, with a minimum of 5 years of relevant professional experience.
  • Extensive experience in the administration and operation of Linux systems.
  • Proficient in process automation using Ansible or similar tools.
  • Strong technical acumen, with a focus on service and solution orientation, complemented by a structured and meticulous work ethic.
  • Ability to work independently as well as collaboratively within a team environment.
  • Fluency in written and spoken German is essential.
Desired Experience

Familiarity with the following areas is advantageous:

  • Administration of Debian-based Linux distributions in a corporate setting.
  • Provisioning of Platform as a Service (PaaS) and Software as a Service (SaaS).
  • Setup and management of virtual servers on highly available VMware clusters.
  • Experience with Ansible, Docker, GIT, and relational databases.
  • Monitoring and performance analysis of systems.
  • High availability clustering.
  • Network and firewall management.
  • Directory services administration.
What We Offer

We provide a dynamic and varied role within the IT division of the NetCologne Group, in an innovative company characterized by flat hierarchies and a growth-oriented approach.

  • A permanent and financially secure position.
  • Opportunities for regular internal and external training.
  • Flexible working hours and options for remote work.
  • Modern office facilities designed around the 'New Work' concept, including creative and relaxation areas.
  • Attractive company pension scheme with personalized advice from an external provider.
  • Benefits such as a Germany ticket and JobRad for convenient commuting.
  • Open communication and flat organizational structures.
  • A well-equipped team kitchen and canteen.
  • Regular team-building events.
  • 30 days of vacation plus 4 additional custom days.
  • Weekly provision of fresh fruit, along with unlimited coffee, tea, and water.
About Us

NetCologne IT Services is a subsidiary of the regional telecommunications provider NetCologne. We serve as a reliable strategic partner, offering innovative ICT technologies and advanced solutions for digitalization to businesses and educational institutions. Our services range from IT strategy consulting to the development, management, and support of complex IT infrastructures, all provided from a single source.



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