Position: Senior Linux System Administrator
Company: Synergetica
Experience required: 5y
English level: upper

**Responsibilities**:
- 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

**Requirements**:
- 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).