Unix Server Administrator with Security Clearance - (Seaside, CA)

Choisys Technology is seeking a Unix Server Administrator who performs daily activities of configuration and operation, including mainframe, mini, or client/server based systems. The administrator must upkeep systems configurations and perform operations using privileged accounts on multi-user computer systems. Responsibilities â?¢ Perform the optimizing of system operation and resource utilization, and perform system capacity analysis and planning â?¢ Provide assistance to users in accessing and using business systems â?¢ Perform administration and maintenance of x86 and SPARC based computer systems running Windows, Linux or Solaris Operating Systems on both the NIPRNET and SIPRNET â?¢ Conduct Red Hat/Solaris specific patching and prioritizing vulnerabilities â?¢ Work with vendors and conduct intensive testing and documentation with the Senior IA Specialist and Business Analyst/Technical Writer â?¢ Install, upgrade, patch