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Key accountabilities

  • Perform, coordinate and improve most complex activities needed to provide IT services and the supporting infrastructure in order to fulfill relevant KPI’s.
  • Propose and perform regular inspections and improvement recommendations.
  • Diagnose and resolve complex tickets or escalate complex tickets with direct/potential impact related to IT infrastructure.
  • Investigate the root cause of complex incidents and then initiate actions to improve or correct the situation.
  • Evaluate, authorize, prioritize, plan, test, implement, document and review complex changes in controlled manner or escalate to higher authority.
  • Assess actual performance of IT infrastructure against its predicted performance. Any deviations between the two should be understood and proactively remediated, with vendors if necessary.
  • Create and maintain technical documentation to support IT service.
  • Identify weaknesses in used processes and eliminate them following industry and internal standards.
  • Plan, implement and maintain a stable technical infrastructure to support organization’s business.
  • Serve as technical lead to provide clear and comprehensive release and deployment plans.
  • Serve as technical lead to assure delivery of the service in critical situations.
  • Deliver effective training plans and concepts to train other employees and ensure their fulfillment
  • Implement new technologies/services or upgrades to existing technologies.


  • Possibility of Teleworking or Home office
  • Cafeteria - individual financial benefit
  • Trainings and development opportunities (Coursera, Percipio full access for free)
  • Pension savings contribution
  • Extra vacation days
  • Referral bonus /financial/
  • Discounts at various providers in Košice
  • Team buildings online
  • Work-life Program and Coaching
  • Health Weeks
  • Sport Activities
  • Weekend Events
  • Doctors at workplace
  • Credit card
  • Rotations possibilities

Final salary is negotiable. 
We are offering base salary depending on seniority level and previous experience of candidate. In addition to base salary we provide variable part and other financial benefits. Base salary will not be lower than 1500 - 2300 EUR/brutto.



  • Master´s degree in Information technologies


  • IT field - 6 years minimum 


  • At least two advanced certificates for relevant platform

IT Technical skills:

  • Core platform knowledge - Expert
  • Related platform knowledge - Intermediate

Soft skills:

  • Analytical thinking - Expert
  • Training and mentoring - Expert
  • Communication - Advanced
  • Team cooperation - Advanced
  • Presentation skills - Advanced
  • Negotiation skills - Advanced

Other skills:

  • Financial literacy in respective business area - Intermediate
  • Project management - Basic
  • Knowledge of the ITIL processes

Other criteria or requirements:

  • General knowledge about networking (CCNA level or higher)
  • Routing and switching basics
  • General knowledge about IPsec and SSL VPNs
  • General knowledge about proxy and reverse proxy services
  • Advanced knowledge about firewalls and next generation firewalls
  • General knowledge about Linux OS administration
  • Willingness to learn about new technologies from various vendors and to achieve certifications
  • Participation on on-call duty
  • Focus on vendors: Checkpoint, PaloAlto, Fortinet, Cisco, Zscaler, Broadcom Bluecoat


  • English - Upper intermediate (B2)
  • German - Upper intermediate (B2)

Was wir bieten

  • Homeoffice/Mobile Working möglich

    Egal ob im Büro oder von einem anderen Ort - mobiles Arbeiten ist bei uns kein Problem. Die Arbeit im Homeoffice gehört zu unserem beruflichen Alltag und wird durch digitale Plattformen unterstützt.

  • Kantine am Standort

    Gesundes Essen in guter Gesellschaft - unsere Kantinen machen es möglich. Hier lässt sich bequem und nur wenige Minuten vom Arbeitsplatz entfernt aus einer großen Auswahl an warmen und kalten Speisen auswählen.

Über uns

Über uns

Deutsche Telekom Systems Solutions Slovakia s.r.o. is one of the two legal entities promoted under one brand Deutsche Telekom IT Solutions Slovakia. Our parent company Deutsche Telekom AG decided to take strategic steps towards structural change, which resulted in the splitting of T-Systems Slovakia into two legal entities, operating, as of July 1, 2020.
Our original brand T-Systems Slovakia has been inextricably linked with Kosice region since January 2006. We proved this the very next year, when we became one of the founding members of Košice IT Valley association.
Over the last decade, we have managed to grow from scratch to being the second largest employer in the eastern part of the country. At the same time, with more than 3,900 employees, we are one of the top fifteen largest employers in Slovakia. Thanks to our highly qualified and motivated employees, we are the company with the fastest growth in added value within the IT industry in Slovakia. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative services. growing added value in the IT sector in Slovakia.

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