System Administrator (External IT)

Ukraine, Kharkiv

Plarium is an international software development company specializing in mobile and browser games, with studios in Tel Aviv, Michigan, Krasnodar, Kyiv, Kharkiv, Lviv, and Odesa. Our games are currently played by more than 250 million users.

The External IT Department is currently organizing and maintaining the uninterrupted operation of our extensive server infrastructure, including all production and service servers.

The team handles about 600 production databases and manages more than 300 domain names and 1000 subdomains. This infrastructure powers the performance of more than 90 game clusters.

For product releases, the department uses tools that allow to them to refresh the game client in under one minute.


  • Set up game servers and monitor their performance
  • Ensure the continuous operation and the safety of our server infrastructure
  • Administrate CDNs and DNSs
  • Handle DDoS attacks that can exceed 50 Gbit/s
  • Release company products on production servers
  • Develop tools that will help to handle peak traffic
  • Create fail-safe systems to ensure uninterrupted performance of game projects and server infrastructure
  • Customize server architecture for our unique high loads
  • Maintain technical documentation, create reports and knowledge bases


  • Knowledge of network architecture and protocols of interactions on the Internet
  • Experience with the configuration and administration of ОС Windows Server 2008R2, 2012R2
  • Experience with the configuration and administration of IIS (WEB Applications, Pools, FTP server, SSL)
  • Knowledge and practical skills in PowerShell
  • Experience administering Windows Firewall
  • Experience managing system and applications safety
  • Understanding of DNS and reverse proxy (Cloudflare)
  • Experience working with content delivery networks
  • Experience working with SVN and Git versioning systems
  • Experience expanding backup systems
  • Knowledge of the Zabbix monitoring system
  • Experience working with Jira


  • Experience with the administration of MsSQL Server
  • Experience with the administration of Linux platforms (CentOS)
  • Experience with automation of Jenkins and/or PowerShell scripts

What we offer:

  • Opportunity to be involved throughout our full product development cycle
  • Professional seminars, workshops, training programs, and the opportunity to attend industry conferences
  • Officially registered full-time employment and 28 days of paid vacation leave
  • A complete and inclusive medical insurance package for all employees and their children
  • Free assistance planning and booking trips from our in-house travel managers
  • Free assistance with personal legal matters from our in-house legal team
  • Educational English programs, including lessons with native speakers
  • A fully-equipped gym and yoga classes, all housed within our office
  • Assistance with relocation from other cities or countries, if applicable