Middle System Administrator (with Russian language)

Citrus Systems is a rapidly growing company, which specializes in product development for online game platforms and e-commerce. We are looking for highly motivated and driven specialists who deliver results and are willing to share their expertise with the team of like-minded people.

Citrus Systems values your ambition and your desire for further personal and professional growth. We offer great opportunities for advancement of your career and professional growth for both experienced IT specialists and fresh university graduates. We provide comfortable working conditions and friendly atmosphere, which facilitate the achievement of goals and brings satisfaction and joy to our team.

We are looking for a Middle System Administrator.

You are ideal candidate for us if You have:

• University degree in relevant specialty and up to 3 years of related work experience
• In-depth knowledge of OS Linux, experience in Linux server administration, experience in diagnosing and solving problems (disk and network problems, rights issues)
• Windows systems administration experience and problem solving experience
• Practical network installation experience, ability to pick up equipment, network planning, knowledge of how to properly crimp cable
• Major repairs, equipment selection needed for tasks
• Network hardware setup (we use mainly MicroTik)
• Knowledge of routing principles in networks, iptables
• The ability to configure the VPN server and client (Openvpn)
• The ability to configure DHCP, DNS, FTP, HTTP, proxy server
• Configuration and administration of mail servers (Postfix, Dovecot)
• Knowledge of technical English, manual reading, great verbal and written communication skills in English
• Ability to learn and adapt quickly in a dynamic environment
• Highly motivated and great team player
• Exceptional time management and multi-tasking skills

Will be a plus knowledge of:

• Ansible
• Python/Perl/Bash - ability to write simple scripts to automate tasks, parse logs, apply regexp
• Nginx (LEMP stack) - server configuration, understanding how locations are handled, reverse-proxy
• Docker - practical experience of unfolding containers, writing Dockerfile, Docker-compose
• Russian language

What you will be doing:

• Carrying out routine tasks to support our infrastructure
• Solving problems with 3-rd party services (telephony, hosting, mailing services, billing)
• Supporting office network infrastructure and Ubuntu, Windows, MacOs employees desktops (we are 100 employees in open space office)
•  Providing application software installation
•  Ready to support the work of server applications in cooperation with system administrators team, in emergency cases, in 24/7 mode.
•  Installation, configuration software for employees
•  Setting up, upgrading the network, troubleshooting PC and network equipment
•  Automation of routine tasks
•  Configuring web servers

We offer:

• Young & international team, friendly creative atmosphere and the space to pursue your ideas
• Professional growth and improvement, participation in seminars and conferences
• Competitive compensation and conditions
• Unforgettable corporate team building events
• Free English and Russian classes
• Flexible working hours
• Participation in the development of major projects with a wide geography