The systems administrator supports both the day to day Linux/Unix IT operations and encourages the development and improvement of in-house tools. Life as a Systems Administrator at Wireless Generation is very rewarding. As a result of the massive growth we have ben experiencing, Systems Adminstrators are constantly facing new challenges, particularly with implementing automation, instrumentation and scaling our platform.
Responsibilities of a Systems Administrator (UNIX):
-Provide systems administration and networking expertise to the IT Operations team
-Assist in ensuring 24/7 availability of key services and infrastructure in our production Linux environment
-Respond to after hours emergencies, lead the mitigation and resolution processes.
-Research, develop, and implement new systems configuration management technologies and practices.
-Develop internal documentation for key systems and services.
-Participate in capacity planning
-Help foster data collection practices that help ensure completeness and availability of technical infrastructure to support system performance.
-Establish and follow Operations best practices
-Participate in scalability and growth decisions
-Assist and support Development troubleshooting complex application issues
-3+ years of experience with UNIX systems administration, with the 2 most recent years being Linux.
-BS in Computer Science or related field, or equivalent experience is required.
-3+ years of experience with standard Linux/UNIX daemons (apache, ssh, cron, bind, Idap, heartbeat, syslog, ntp).
-Ability to write complex scripts in any major scripting language (Bourne, Python, Perl, ruby).
-Specific experience with RedHat -Familiarity with ITIL best practices and ITIL certification
-Red Hat Certification (RHCE) -Experience with SAN storage technologies
-Experience with virtualization and VMware technology
-Experience with Splunk, R, logstash, gnuplot, and other data analysis/ graphing tools
-Experience with cloud computing (AWS)
-Ability to diagnose complex networking issues using standard tools (tcpdump, wireshark, iptraf, smokeping, ntop)
-Extensive experience with and knowledge of virtualization technologies
Ariston Tek, Inc. - 8 months ago