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Linux System Administrator




Romania, Ukraine


March 13, 2020

Ideal candidate:

  • is smart, passionate about technology, particularly free software/open source technologies like Linux/*BSD, Apache httpd, Database systems (MySQL/PostgreSQL), PHP/Perl/Python;
  • is self-driven, reads technology articles and shares his/hers knowledge;
  • finds the root cause of a problem, fixes it and then goes to document his/hers findings;
  • needs to have exceptional communication skills and enjoy interacting with both technical and non-technical people.


  • involved in the day to day operations of administering the company's internal and clients' systems;
  • deploys new services of the company's internal and clients' systems;
  • monitors the systems, quickly diagnoses, responds and fixes problems;
  • supports the development teams;
  • automates tasks & configuration of Linux Systems;
  • optimizes the services for performance and lower resource usage;
  • performs migrations between infrastructures and/or technologies;
  • researches and implements new technologies


  • strong experience in the Linux operating system administration;
  • Linux processes and inter-process communication knowledge
  • hardware and networking knowledge (TCP/IP, DNS, VPN, Routing);
  • subversion repository administration and usage;
  • knowledge of database servers administration (MySQL, PhpMyAdmin/Postgre SQL);
  • knowledge of web application servers administration (Apache httpd/Apache Tomcat/nginx);
  • knowledge about monitoring systems (Nagios);
  • strong experience with SSH, SMTP/POP3/IMAP/Webmail (Postfix, Exim, Dovecot, Courier, etc.), DNS;
  • experienced with at least one of the scripting languages: bash, Perl, Python;
  • constant awareness of security issues regarding the technologies and environment he's involved with;
  • experienced with SSL, iptables, IDS, File Integrity Monitors;
  • knowledge about AWS, Azure, Rackspace and/or other Cloud providers;
  • knowledge about Cloud Infrastructures, IaaS, PaaS, VMware, OpenStack, Xen;
  • ability to prioritize tasks and meet deadlines;
  • ability to work within a team and under own responsibility;
  • problem solving and organizational skills;
  • strong verbal and written communication skills using English language;
  • university degree (IT) or technical background.

Considered to be a plus:

  • one or more of the following certifications: CCNA, RHCE/RHCSA, LPIC, etc;
  • knowledge about configuration management systems (Puppet, Chef, SaltStack);
  • advanced database administration skills (replication, high availability);
  • work experience with cloud infrastructure (Amazon, Rackspace, Azure).

OSF’s Values