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IT-Servicetechniker Systemadministrator; m​/w​/d

Online/Außer Haus - Idealerweise für Kandidaten in
50667, Köln, Nordrhein-Westfalen, Deutschland
Unternehmen: ATIS systems GmbH
Fernarbeit/Heimarbeit position
Verfasst am 2026-02-06
Berufliche Spezialisierung:
  • IT/Informationstechnik
    IT Support, System Administrator, Netzwerkadministrator, Systemingenieur
Gehalts-/Lohnspanne oder Branchenbenchmark: 60000 - 80000 EUR pro Jahr EUR 60000.00 80000.00 YEAR
Stellenbeschreibung
Stellenbezeichnung: IT-Servicetechniker System administrator (m/w/d)

Overview

Become an IT Service Technician System Administrator (m/f/d), in Cologne! As an IT Service Technician System Administrator (m/f/d), you will be responsible for the installation, commissioning and maintenance of our sophisticated hardware and software solutions as well as virtual platforms – both in the office and directly at the customer’s premises. You will ensure that the work is documented and take on troubleshooting and maintenance appointments on site.

Look forward to exciting projects, modern technologies and a familiar working environment. Flexible working hours, working from home and short decision-making paths offer you a real work-life balance. We support your further development with attractive training opportunities.

Responsibilities
  • Implementation of 2nd level support in direct customer contact
  • Carrying out functional and performance tests
  • Fault diagnosis/analysis and troubleshooting for hardware, software and network components; also virtualized
  • Technical support for our customer on site
  • Working on solutions in the field of telecommunications monitoring in high-security data centers
  • Provide ideas for our development department from your work experience
  • Responsibility for the reference and test systems used
  • Documentation of faults, solutions and IT processes
  • Participation in the on-call service
  • Factory and on-site acceptance of systems
  • Completed studies (e.g. computer science, electrical engineering) or equivalent technical training and relevant professional experience in service
  • Sound knowledge and confidence in dealing with Unix-based operating systems, e.g. Red Hat, Rocky Linux, CentOS, AIX
  • Sound knowledge of network technology, network storage, network security and network protocol analysis
  • Sound knowledge of standardized transmission technologies and protocols in modern telecommunications and data networks
  • Windows Server 2019 or newer - (an advantage)
  • Knowledge of PVE, VMWare and/or Citrix (an advantage)
  • Knowledge of databases (SQL and/or Oracle) desirable
  • Customer and service-oriented action
  • Structured, careful and independent work
  • Willingness to undergo continuous further training
  • Very good written and spoken German and English skills
  • Class B driver's license
  • Flexibility and willingness to travel
Our offer
  • Modern and future-proof workplace in a medium-sized company
  • Familiar and well-attuned team
  • Challenging and interesting position with a lot of personal responsibility
  • Exciting opportunities for professional development
  • Flexible working hours, short decision-making processes and a pleasant working atmosphere
  • Hybrid working model - depending on your role and tasks, you combine presence in the office with mobile working
  • Long-term personal perspective
  • Access to our corporate benefits
  • Free company parking lot
  • Subsidy for canteen meals
  • Free drinks
  • Weekly fruit basket
  • Supplementary health insurance
Advantages and Benefits

With us, you get more than just a job: we offer you financial security, further development and real flexibility. Whether it’s a company pension scheme, allowances for lunch and childcare or working from home – we create space for your life. With targeted support, modern workplaces and 30 days’ vacation, you will work with us with prospects. ATIS systems – where your contribution counts and your environment is right.

  • Support for distance learning and night school
Health and Family
  • Modern and ergonomic workstations
  • Supplementary health insurance with treatment by a head physician
  • Flexible and trust-based working hours
  • 30 days annual leave plus special leave
  • Possibility to work from home
  • Childcare subsidy incl. meal costs
Advancement

How can we support you on your way to the top? MBA? Night school? In-house training? Language courses? Advanced training? We are in! In an environment with highly specialized colleagues and dynamic teams, you quickly take on responsibility and all paths are open to you.

We look forward to receiving your application!#J-18808-Ljbffr
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