Senior Systems Administrator
Uslec
Provided enterprise-wide Unix System infrastructure support for complex system and interconnected technologies that required day-today support and administration in order to maintain optimum performance and utilization. Provided support in the following areas: Sun Solaris Systems Operational Support, Veritas Cluster administration and server virtualization, Enterprise Netbackup, Enterprise Sun LDAP for UNIX systems and applications including various existing USLEC applications. Performed Unix Systems Administration for 120+ Enterprise Sun Solaris Systems to include:Sun Ultra and SunFire series, Maintained UNIX infrastructure environment at USLEC datacenters during business hours and off-hours; troubleshoot Solaris networking services and protocols: TCP/IP, NIS, DNS, NFS, LDAP, FTP, SSH, SMTP, SNMP, SSL, and HTTP.Installed, configured, and maintained UNIX server equipment, disk arrays, tape libraries, virtual tape libraries and terminal servers; UNIX routine operation functions; maintain high end UNIX servers and current and new UNIX projects.Provided data protection, recovery and business continuity; test and validate disaster recoveryand business continuity methods in UNIX environment.Performed routine backup and recovery for data protection and integrity for 120+ UNIX servers; monitor UNIX infrastructure which consists of complex sets of equipment and system software; provided proactive remediation.Performed proactive monitoring for high availability, System data protection, backup and restore, UNIX central authentication, user account management, disk storage management, hardware and OS maintenance, and application maintenance.Installed, configured and maintained highly optimized Virtualized UNIX environment consisting of different HA techniques i.e. clustering, load balancing, and cluster file systems; UNIX storage environment using Solaris Disk Suit or Solaris Volume Manager and Veritas Volume Manager.