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Unix/linux System Administrator Resume

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Brooklyn N, Y

PROFESSIONAL EXPERTISE

  • Solution-Oriented, Competent and Committed UNIX Administrator with 8 years of experience in IT Consulting.
  • Skilled in Planning, Configuration, Administration, and Maintenance of UNIX (Solaris/Linux/AIX) and LEGACY Systems.
  • Experience in All levels of RAID Configuration and Management using Raid Manager.
  • Solid Understanding and Extensive Experience in Installation, Configuration and Administration of VERITAS NetBackup 5.0, 6.0, 6.5, VERITAS Storage Foundation 4.0, 5.0 and Storage Foundation Custer File System.
  • Strong Experience in Troubleshooting of Network, OS and Performance related problems, Understanding in numerous types of Networking and Computer Hardware.
  • Excellent understanding of Software Development Life Cycle (SDLC) phases such as Analysis, Design, Development, Testing, Implementation and Support.
  • Experience in Hitachi Storage Products like USP-V, 9980V, HTsM, HDvM, Storage Navigator, EMC Time Finder Solution, Emulex -QLogic HBA's.
  • Knowledge of Solving Memory and CPU utilization problems.
  • Good experience in Scheduling Full Backup and Incremental Backup for daily, weekly and monthly Basis and creating Installation & Configuration Documentations.
  • Maintain a working environment that promotes Productivity, Responsiveness, High Team Morale,Motivation and Excellence.
  • Effective Communication and Strong Work ethics taking ownership of Duties and Responsibilities.
  • Outstanding organizational skills including ability to Multi-Task, Prioritize, manage increasingly Complex Issues, Work independently and organize workload with Minimal Supervision.

TECHNICAL SKILLS

Hardware:Sun SPARC Enterprise T5120,T5220 and T5240, SPARC Server 1000, Ultra Enterprise 3000/4000, SUN Enterprise- 420R/450, E3500/4500/6500, SUN FIRE V120,V240,V440,V490,V880,3800, Sun Fire E15K,E25K Servers, HP Proliant BL/DL Servers, IBM HS20/HS40, eserver x-series 335/345/365/366 O/S :Sun Solaris 10/9/8,AIX 4.x/5.x,Red Hat Linux 4/5, Windows Vista/XP, Windows 95/98, Protocols:NetBIOS, NetBEUI, SMTP, SNMP, ICMP, TCP/IP, FTP, TELNET, UDP, and RIP Naming Services: DNS, NIS, NIS+, LDAP Backup Tools: VERITAS NetBackup 5/6/6.5, Ufsdump, Ufsrestore, tar, dd, cpio Script Languages:Shell Scripts (Korn/Bourn) RDBMS: Oracle 10g, 8i /9i, MS ACCESS, PL/SQL Web Technologies:Apache 2.x/3.x, Websphere 5.0/6.0, SAMBA Third Party Software: Storage Foundation Cluster File System, VERITAS Storage Foundation 5.0(VxVM/VxFS), Sendmail, SAR, EMC Storage, EMC Powerpath 5.0.2, RAID Technologies, Emulex/QLogic, Time Finder, RAC Storage:Hitachi USP-V, 9980V, Storage Navigator, Hitachi Tiered Storage Manager (HTsM), Hitachi Device Manager (HDvM), HDLM, Brocade/McData/Cisco SAN Switches, SANScreen

PROFESSIONAL EXPERIENCE

Confidential Nov 11 to Present Brooklyn, N Y Unix/Linux System Administrator

Responsibilities

  • Manage, architect, build and monitor highly available, secure UNIX environments.
  • Manage, design and implement disaster recovery solutions.
  • Install, Administer and maintain various Sun and HP Servers running Solaris 8/9/10,
  • Red Hat Enterprise Linux 4/5 and SUSE Linux Enterprise Server 9/10.

    • Monitor Performance on Solaris 8/9/10, Red Hat Enterprise Linux 4/5 and SUSE Linux Enterprise Server 9/10.
    • Administer, Configure and Troubleshoot VERITAS Volume Manager, File Systems and
    • VERITAS Cluster Server.

      • Configured Zones and Zones File system for Resource Sharing in Solaris 10.
      • Installed and configured VERITAS Netbackup 6.5 Client on Solaris 10 and Red Hat Enterprise Linux 5.
      • Prepared Shell Scripts for Process Automation, File System, Hardware and Network Alerts.
      • Installed and Configured NetMon on Solaris 10 and Red Hat Enterprise Linux 5
      • Creating and Managing User and Group Administration and Access Privilege Setting with SUDOERS on Solaris, Red Hat Enterprise Linux and SUSE Linux Enterprise Server.
      • Environnements: Solaris 8/9/10, Red Hat Enterprise Linux 4/5, SUSE Linux 9/10, VERITAS Volume Manager, Veritas File Systems, Veritas Cluster, LVM, Sun Fire 6800, E25K, V240, V480, V890, T5120, M4000, HP Proliant DL380 G3, DL385 G1/G2, DL585 G1/G2/G5, IBM P570, P590, P690, IBM HS20/HS40, EMC Powerpath, Shell Scripts. VERITAS Netbackup 6.5, NetMon

        Confidential, Charlotte, NC Oct 10 - Aug 11 Technical Consultant/S.A

        Responsibilities

        • Running and Analysis of EMC Grabs for Heterogeneous Host Platforms.
        • Identify Host Architecture, HBA, LVM, SVM, VxVM/VxFS, Drivers, BIOS Firmware Versions,
        • VERITAS Cluster, Installed Patches, Packages and File Systems for Solaris, Linux and AIX.

          • Remediate Patches, Packages and Drivers as per Hitachi Compatibility Matrix On Solaris 8/9/10, Red Hat Enterprise Linux 4/5, SUSE Linux 9/10, AIX 5.2/5.3/6.1.
          • Prepared Necessary Documents like Host Worksheet, Migration Task List and Host Procedure Document required for Data Migration/Fabric Migration.
          • Upgrade HBA Drivers and BIOS Firmware on IBM/HP Blade Servers.
          • Created Disk Groups, Volumes and File Systems using VxVM on Solaris.
          • Created Volume Groups, Logical Volumes and File Systems using LVM on Linux/AIX.
          • Upgrade HDLM, PowerPath and VxDMP on Solaris 8/10, RHEL 4/5, SUSE Linux 9/10, AIX 5.2/5.3/6.1.
          • LUN Creation and allocation using Storage Navigator, HDvM on USP-V.
          • Migration of Data from Hitachi Legacy Storages to USP-V using UVM and HTsM.
          • Performed Host Based Migration using VERITAS Plex Level Mirroring on Solaris and Linux.
          • Configured Boot from SAN for IBM and HP Blade Servers.
          • Understanding of Zoning on Brocade, McData and Cisco SAN Switches.
          • Understanding of SANScreen to gather information. About SAN.

          Environment: Solaris 8/9/10, Red Hat Enterprise Linux 4/5, SUSE Linux 9/10, IBM AIX 5.2/5.3/6.1,Hitachi USP-V, 9980V, Storage Navigator, Hitachi Tiered Storage Manager (HTsM), Hitachi Device Manager (HDvM), HDLM, VERITAS VxVM/VxFS 5.0/4.0, LVM, , SANScreen, Sun Fire 6800, V240, V480, V880, V890, Netra T12, E450, M4000, HP Proliant BL20, DL380 G3, DL385 G1/G2, DL585 G1/G2/G5, Dell PowerEdge 9000, PowerEdge R905, IBM P570, P590, P690, IBM HS20/HS40, IBM 7039-651, IBM 7026-6H1

          Confidential, Piscataway, NJ Jan 10 - Aug 10 UNIX System Administrator

          Responsibilities

          • Doing Pre-migration checks on Servers running Solaris 8/10 and Red Hat Enterprise Linux 4/5.
          • Collecting Pre-Migration Data using Shell Scripts for Solaris and Linux to handle Server Migration each weekend
          • Configured/Reconfigured System Controller (SC) and A/LOM on multiple Architecture Sun Servers.
          • Configured/Reconfigured ILO/ILO2 on HP Proliant Servers running Red Hat Enterprise Linux 4/5.
          • Installing/Updating System Firmware, ILO/ILO2 Firmware and Installing Patches.
          • Troubleshooting for Server Cable Patching, Cluster Cable Heartbeat and Network Cables For Sun, HP Proliant and IBM Servers.
          • Configured and Troubleshooting for SVM/LVM for Solaris and Red Hat Enterprise Linux.
          • Prepared Shell (BASH/Korn) and PERL Scripts for Solaris and Red Hat Enterprise Linux.
          • Worked with VMware ESX Server Configured for Red Hat Enterprise Linux.
          • Troubleshooting Sun, IBM and HP Servers for Booting, Network, Hardware and OS Level Issues.
          • Worked with 2-3 node VERITAS Clusters and Configured/Troubleshooting Cluster Issues.
          • Creating File Systems, Disk Groups, and Volumes/Increasing File Systems using VERITAS/SVM In Solaris8/10 and RHEL 4/5.
          • Worked with EMC Powerpath, SRDF and SAN Storage Related Issues.
          • Provided on-call support for Server Migration.

          Environment: Solaris 10/8, Red Hat Enterprise Linux 4/5, Sun SPARC Enterprise T5120/T5220/T5240, Sun Fire V120/V240/V440/V490/V880, E420R/E450, Netra T1, Sun Fire 3800, IBM eserver x-series 335/345/365/366, HP Proliant DL Servers, VERITAS Volume Manager/Cluster, SVM/LVM, VMware ESX Server, RAC

          Confidential, New York City, NY Mar 08 - Sep 09 Solaris System Administrator

          Responsibilities

          • Installation of Solaris 10 using Jumpstart Server.
          • Configured SDS Mirroring on System Disks and Configured IPMP on Network Interfaces.
          • Configured Zones and Zones File system for Resource Sharing.
          • Installation, Configuration and Administration of VERITAS Storage Foundation 5.0.
          • Creating File Systems, Disk Groups, Volumes and Increasing File Systems using VERITAS Storage Foundation 5.0 (VxVM/VxFS).
          • Created Korn shell Scripts for Websphere Start/Stop, Oracle DB Start/Stop and File System Usage Alerts in Production Environment.
          • Installation, Configuration and Administration of Storage Foundation Cluster File System and Configured 2 node cluster with Cluster File System.
          • Installed and Configured VERITAS NetBackup 6.5 and Upgraded to VERITAS NetBackup 6.5.3.
          • Configured LTO4 Tapes, NetBackup Policies, Backup Schedules and Full & Incremental Backups on Daily, Weekly and Monthly Basis
          • Installed and Configured EMC Powerpath 5.0.2 and Emulex HBAs.
          • Configured IBM Recommended Websphere Tunable Parameters on Solaris 10.
          • Configured IBM Websphere App Server 6.0.2 running as non-root User.
          • Upgraded System Firmware on Sun SPARC Enterprise T5120/T5220/T5240 Servers.
          • Troubleshooting on Hardware, Network and System Performance Related Issues.
          • Creating and Managing User and Group Administration and Access Privilege Setting with SUDOERS.
          • Configured Oracle 10g Recommended Kernel Parameters on Solaris 10.
          • Worked with Team to Configure and Implement EMC Time Finder Solution (BCV) for Production Environment.
          • Configured Cron Jobs for RMAN Backup, Oracle Database Archive Removal and File System Usage.
          • Installed/Replaced Disks, RAM, Network Cards, HBAs, and Power Supply on Sun SPARC Enterprise T5120, T5220 and T5240 Servers.
          • Participated in research and work with the SME's (Subject Matter Experts) and Architect to discuss Risk Planning, Action Plan and Storyboarding for Design.

          Environment: Solaris 10, Sun SPARC Enterprise T5120/T5220/T5240, Sun Fire E15K/E25K, VERITAS Storage Foundation 5.0, VERITAS Storage Foundation Cluster File system, VERITAS NetBackup 6.5/6.5.3, EMC Time Finder, IBM Websphere 6.0.2, SUN MC, Oracle 10g, EMC Powerpath 5.0.2, Korn Shell Scripting, LTO4 Tapes.

          Confidential, Broomfield, CO May 07 - Dec 07 Solaris System Administrator

          Responsibilities

          • Installing patches using Scripts on Production servers.
          • Administration and Maintenance of Sun Servers using FMW, GCN and Radiance.
          • Installation of Solaris 10 using Jumpstart.
          • Creating and configuring Zones and File Systems on Zones.
          • Creating and Managing User Accounts & Groups.
          • SENDMAIL Configuration and Administration, Testing mail Server.
          • Configuring and managing Virtual disks, Disk Mirrors and RAID 0, 1 and 5 levels.
          • Worked on VERITAS volume Manager, VERITAS File system and SVM.
          • Performance monitoring with SAR, Iostat, VMstat, MPstat and Other Tools.
          • Creating new File Systems, Managing and Checking Data Consistency of file systems.
          • Worked on Troubleshooting tickets i.e. Hardware Failure, Rebooting server, Replacing System Boards.
          • Worked with Photons like A5000, A5200 and StorEdge D1000.
          • Installation, Configuration and Administration of SUNMC.
          • Experience with Sun Cluster and troubleshooting of Clusters and Resource Groups.
          • Created Shell Scripts for Process Automation.
          • Troubleshooting Network Issues.

          Environment: Solaris 10/9, Sun Ultra Enterprise 3000, 4000, E3500/4500/6500, SUN Fire V240, V440, V490, V880, E450 Sun SPARC 1000, Photons 5000,A5200,StorEdge D1000, VERITAS Volume Manager/VERITAS File System 5.0/4.0, Shell scripting (Perl, Korn, Bourn), SENDMAIL, Jumpstart, SNMP, SUNMC,SUN Cluster.SVM.

          Confidential, Arlington, VA March 06 - Feb 07 UNIX System Administrator

          Responsibilities

          • Administration and auditing the SUN servers and installation of the patches on production/development systems.
          • User Administration, Management and Archiving.
          • Installations of Solaris 10 using Jump Start, and Linux 5 using Kickstart.
          • Configuring NIS, NIS+, DNS and AutoFS.
          • Administration and Configuration in VERITAS Volume Manager/VERITAS File System.
          • Installed and configured VERITAS NetBackup (V-5.0) on Sun Servers and configured Master server, Media server, Backup Schedules and Policies.
          • Scheduling full and incremental backups using NetBackup on daily, weekly and monthly basis.
          • Performance monitoring with SAR, Iostat, VMstat, MPstat and Other Tools.
          • Writing Scripts for automating and testing the code using Perl, Korn.
          • SENDMAIL configuration and administration, testing the mail server.
          • Installation and Configuration of Apache 3.x and SAMBA Servers.
          • Troubleshooting the network issues and response problems on SUN servers.
          • Storage Procedures, Queries and Database with PL/SQL and Oracle 9i.
          • Maintaining the system connectivity flow diagrams for IT Servers.
          • Experience with OS Upgrades and installation of Third Party Software, packages and patches.
          • Experience with adding and configuring devices like Hard Disks and Backup devices etc.

          Environment: Solaris 10/9, Red Hat Linux 5, Sun Enterprise Servers, SUN Fire 6800/E6500/E4500 and E3500, Sun SPARC 1000, VERITAS Volume Manager/VERITAS File System 4..1, VERITAS NetBackup 5.0, Oracle 9i,PL/SQL, Shell scripting (Perl, Korn, Born), SENDMAIL Protocol, Apache 2.x/3.x, DLT 7000 tape drive, , Jumpstart/Kickstart, SAMBA, SNMP.

          Confidential, Lawrenceville, NJ Jun 05 - Dec 05 UNIX System Administrator

          Responsibilities

          • Application Support.
          • Installation of Solaris, AIX and Linux Operating System and adding patches.
          • Monitoring the Servers, File System Usage and System Performance.
          • Refreshing Stopping and Restarting Web Servers.
          • Disk Management on AIX using SMIT.
          • Check System Performance using SVMON, VMTUNE and VMSTAT.
          • Installation of Netscape Enterprise Server 3.6 on Solaris 2.7
          • Installation of VERITAS Volume Manager Storage Administrator 3.0.6.
          • Adding and initializing the disks in Volume Manager.
          • Creating Volumes and Mount points using VERITAS volume manager.
          • Configuring SUN ARRAY A1000 with E250.
          • Installing Raid Manager 6 and configuring RAID 5 with HOTSPARE.
          • Creating users on Solaris Server using Admintool.

          Environment: Solaris 8/9, Red Hat Linux 4, AIX 4.x/5.x,IBM RS/6000 (S70/M80), Sun Enterprise 250/450, ULTRA 5, 10, NETRA, A1000, DNS, MAIL SERVER, Win NT, VERITAS Volume Manager 3.5/4.0, Raid Manager 6, Checkpoint Firewall, Hummingbird.

          Confidential, Mumbai, India Apr 04 - Feb 05 System Engineer

          Responsibilities

          • Maintenance of Unix Servers Solaris -2.7
          • Installation, adding and replacement of Disks, Cards and Maintenance of SUN Servers.
          • Installing Patches and Packages on Sun Servers.
          • Attending to users, developer problems.
          • Creating Operating System Installation Documents.
          • Monitoring system performance, tune-up kernel parameter, adding /removing /administering hosts, users.
          • Scheduling Jobs using CRONTAB and AT Utility.
          • Writing shell scripts to automate System Process with Perl, Korn shell.
          • Managing NIS, NFS and Send mail Server.
          • Adding more resources like Memory, Disks and increasing the Swap.
          • User and Group Management using Admintool.

          Environment: Solaris 8, Sun Enterprise, Servers E4500 and E3500, Sun SPARC 1000, Perl, shell Scripting, CRONTAB/AT

          Confidential, Ahmedabad, India Mar 03 - Feb 04 Junior Solaris Administrator

          Responsibilities

          • Managing NIS, NFS and Send mail Server.
          • Managing User and Group Accounts.
          • Configuring and Administrating Cron Jobs.
          • Prepared the Documentation for Installation & Configuration of OS servers.
          • Adding more Resources, New Devices, and Hardware etc.
          • Installing, upgrading Operating Systems and Application Packages.
          • Printer configuration using Admintool and Command line.
          • Writing shell scripting for system tasks Automation.

          Environment: Sun Enterprise 250, Solaris 8, Workstations PCs for Linux, Windows NT 4.0, Shell Scripting.

          EDUCTION

          • B.C.A - Bachelor of Computer Application

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