Unix System Administrator
Armonk, New York, Ny, Us
UNIX System Administrator - Primary system administration on Solaris and Linux, secondary on AIX- On-call 24X7 playing vital role on team, serving as initial point of contact for customers in problem situations, providing highly responsive, dependable service, and protecting fellow team members from interruptions both on and off-shift- Performed maintenance, upgrades, and hardware replacements on SUN Solaris servers: including system installation, CPU, memory, Ethernet, fiber channel, and hard drive on all servers from e250 to V880- Performed troubleshooting on Sun server issues involving hardware, software, SAN, and networking- Managed Veritas Clustering Services and Volume management on Sun Solaris and AIX servers- Racked and installed IBM x345 and x365 servers and assisted in installation of Red Hat Linux- Performed Installation, configuration, maintenance, and troubleshooting of Red Hat Linux on corporate servers, and in VMware environment- Performed maintenance and hardware replacements on IBM Red Hat Linux servers: including system installation, RSA, and hard drive- Worked as on-site support for variety of data center delivery teams to assist in installation, maintenance, and troubleshooting issues- Performed troubleshooting, performance monitoring, and root cause analysis on AIX servers- Teamed with AS/400, VMS, SAN, Intel, and tape operations coordinating field engineering support and hardware delivery and removal to maintain minimal impact to data center operations- Chaired and participated in daily status meetings involving all IT departments of both company and customer ranging from users to management- VMS System Administrator - Provided daily system administration, problem resolution and change/maintenance activity, including patch applications, and hardware maintenance