SUMMARY:

• Sr. Unix Engineer/Administrator with more than twelve years of broad - based experience solving complex hardware and software problems.
• Recognized both internally and externally for looking at problems with a fresh perspective to quickly identify and resolve system issues. Track record of minimizing downtime and maximizing profits.

TECHNICAL SKILLS:

Sun Fire Servers: 15K, 1280, 890, 880, 490, 440, 240

Sun Enterprise servers: M4000, M5000, T2000, T5240, 10K, 6500, 6000, 5500, 5000, 4500, 4000, 3500

PROFESSIONAL EXPERIENCE:

Confidential, Lincolnshire, IL

Senior UNIX Administrator

Responsibilities:

• Led large scale projects - Unix hardware upgrade, Veritas SFHA upgrade, Solaris 10 LiveUpgrade
• Administered Large Scale Data Center with 700+ Sun and Fujitsu Solaris, 60+ RedHat and SuSE servers.
• Unixtech lead on the Storage Virtualization porject with HP XP24000 frame
• Upgraded Solaris 8 servers. Participate in the server builds. Patching (UCE, Recommended bundle).
• Virtualization on Solaris10, global/non-global zones, containers. Moving, cloning, migrating zones.
• Capacity planning and Disaster Recovery.
• Perform tuning and troubleshooting to ensure optimal system performance. DTrace on Solaris 10.
• Configured IPMP enterpise wide.
• Liaison between our SAN group (EMC and Hitachi SAN) and Unix group:
• Daily operations with LUN's and HBA's troubleshooting.
• Troubleshoot disk errors and problems related to the disks.
• Responsible for JNI, Emulex, QLogic drivers installations and troubleshooting .
• Moved data volumes from EMC storage to HDS storage without any user impact nor downtime.
• Experience with TSM and controlm clients/agents.
• Replace faulty hardware: drives, memory. CPU, etc. Move servers from one location to the other.
• Exceptional knowledge of Veritas Volume Manager and File System:
• Daily operations with the disk groups, disks, volumes, file systems including deporting/importing, moving and evacuating, creating, extending, growing, downsizing.
• Responsible for Veritas Volume Manager and VxFS upgrades.
• Thorough knowledge of Veritas Cluster (VCS) and CFS:
• Install and configure VCS on 50+ servers, Veritas CFS and CVM (Veritas Foundation Suite HA).
• Troubleshooting, debugging VCS problems. Lead the VCS engineering project to construct VCS farms.
• Upgrade VCS on 50+ clusters ( 2.0 --> 3.5 --> 4.1).
• Installed and Configured Oracle RAC.
• TCP/IP experience on Unix servers - configuration and troubleshooting.
• Manage NAS connections and work closely with NAS team on project design and requirements
• Experienced with monitoring tools such as Patrol and job scheduling Controlm.

Confidential, Chicago, IL

Senior UNIX Administrator

Responsibilities:

• Administer 350+ Sun and Fujitsu Solaris servers running Solaris OS.
• Install, setup and configure OS using Cloning and Jump Start processes during new Solaris machines build.
• Perform tuning and troubleshooting to ensure optimal system performance.
• Capacity planning and Disaster Recovery.
• Create and configure multiple and single Domain(s) on E10K, E15K. Daily operations with System Boards and I/O boards (moving, adding, deleting, COD).
• Exceptional knowledge of Veritas Volume Manager, File System, VVR and VCS
• Experience with SSH, Kerberos and RSA Ace server.
• Experince with NAS on project design and requirements
• Experience with upgrading Solaris OS from version 2.6 to 8, 9 .

  Administer our 50+ AIX servers most lately P650 and P615.

• Installing OS 4.3., 5.1 and 5.2 and Upgrading Maintenance levels on AIX .
• Thorough knowledge of AIX Logical Volumes and Volume Groups.

Confidential, Schaumburg, IL

Senior UNIX Administrator

Responsibilities:

• Administer Sun Solaris servers: Enterprise 250, 450, 4000, 4500 servers, several Sun E10K servers, Sun workstations.
• Install, setup and configuration Sun Solaris servers including E10K.
• Configure multiple and single Domain on E10K server. Assist SUN FE in hardware replacement, adding and removing system boards within domains. Upgrade OS on E10K domains.
• Install and upgrade SSP on E10K
• Maintain users and system security. Login administration.
• Perform tuning and troubleshooting to ensure optimal system performance
• Disk management (using Veritas Volume Manager and VxFS). Create, remove, grow volumes, create and remove mirroring, encapsulating disks, enable and disable plexes, file system management.
• NFS setup, configuration and maintenance. Responsible for patches, new release installations, new packages install.
• Develop numerous Shell scripts and programs- Add new terminals, modems, printers, etc.
• Some practical knowledge of EMC SAN (Symmetrix, TrippleWide Disk Array)
• Experience with SUN Disk Array's StorEdge A1000/A3000 and Raid Manager.

Confidential, Schaumburg, IL

System Administrator

Responsibilities:

• Administer several Sun Solaris servers: Enterprise 450, 3000, 3500, 4000, 4500, 5000, 5500, 6000 servers, Sun E250 servers, Sun Ultra 2, 5, 10.
• Install, setup and configuration Sun Solaris servers. File system maintenance.
• Perform tuning and troubleshooting to ensure optimal system performance.
• Disk management (Veritas Volume Manager) formatting disks, partitioning disks using logical volumes.
• NFS setup, configuration and maintenance. NIS, NIS+ install and maintenance. Setup DNS.
• Responsible for system backups, patches, new release installations, new packages install.
• Develop numerous Shell scripts and programs. Add new terminals, modems, printers, etc.
• Installed hardware upgrades of additional memory, disks, NIC cards and implement Veritas disk storage solutions for Sun Solaris servers.

Confidential, Wheeling, IL

System Administrator

Responsibilities:

• Install and upgrade Sun Solaris servers, peripherals, network devices, printers, workstations.
• Administrate several Sun Solaris servers: 450, 3000, 4000, 4500, 6000.
• Install and configure NFS, DNS on Sun Solaris OS 2.x. Maintain users and system security.
• Perform tuning and troubleshooting of Sun servers to ensure optimal system performance.
• Experienced in Shell scripting and programming in Borne, Korn Shell.
• Perform system backups, OS upgrades, patches, additional packages and application software install.
• Print spooler and printer management and configuration using HP JetDirect.
• Logical volume management and disk partitioning using Veritas Volume Manager.
• Thorough knowledge of TCP/IP, RAS, SMTP, DNS, DHCP, WINS.
• Created new Network infrastructure (rewiring, purchasing and installation of hubs, patch panels, network servers, routers, monitoring tools and equipment) - LAN/WAN integration into Business process utilizing Sprint Frame Relay, Windows NT and CISCO routers (7204), CISCO Hubs (5000 series), DSU.