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October 17, 2026

System Administrator (IT Infrastructure & Security)

Senior • On-site

Prague, CZ, Czechia

Quick Facts

  • Role: System Administrator (IT Infrastructure & Security)
  • Focus: IT infrastructure administration and security

Description

You will manage and develop modern IT infrastructure with an emphasis on system security. The role includes administering Microsoft environments and virtualization, strengthening security controls, providing technical support, and implementing new technologies to optimize processes.

Responsibilities

  • Administer IT infrastructure: installation, configuration, monitoring, development, and maintenance of IT systems and infrastructure applications (including with external partners).
  • Improve IT security: manage antivirus solutions, firewalls, domain policies, and other security tools.
  • Provide technical support: assist colleagues with technical issues and manage access rights.
  • Develop infrastructure: implement new technologies and optimize processes.

Requirements

  • Completed secondary education with a high school graduation (maturita)
  • At least 5 years of experience in IT
  • Knowledge of technical English for documentation
  • Advanced knowledge of Microsoft environments (Windows Server, Active Directory, Exchange)
  • Experience with VMware virtualization environments
  • Knowledge of backup systems and DRP
  • Willingness to learn new technologies quickly
  • Ability to independently solve problems, take responsibility for assigned areas, and maintain a proactive approach
  • Attention to detail, analytical thinking, and strong work organization (including handling multiple tasks)
  • Knowledge of TCP/IP network protocols, firewall functions, DHCP, and DNS

Benefits

  • Long-term employment in a stable company
  • Opportunity to work with modern technologies
  • Active involvement in IT infrastructure administration and development projects
  • Flexible working hours (37.5 hours/week), fixed core time 9:00–15:00 with self-determined start/end
  • Home office per internal rules
  • 5 weeks of vacation and 4 sick days (per internal rules)
  • Cafeteria benefits and leisure package: 33,300 CZK/year
  • Health package: 15,000 CZK/year
  • Meal allowance: 129 CZK/day
  • Additional benefits guaranteed by the collective agreement

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