SUMMARY

• Over SIXTEEN years of IT experience with 7 years (24x7) of Linux Administration and 5 years as Solaris including 2 years of AIX, HP - UX administration.
• Primary expertise is in Red Hat Linux RHEL 6.5/7/5.X/4.X
• Proficient in building Oracle RAC, RHCS/RHHAA clusters on RHEL using ASM, ACFS, OCFS, AD, kickstart, puppet, BL
• Proficient in working on IBM X3650 /X3660 /X3690, HP BLc7000 chassis, HP Proliant, Vmware, Virtual Machines, Hypervisor
• Installation & building of Linux Servers using Puppet & BL.
• Experience in administration of Solaris 10 on servers including Sun M5000/T4000, T5200/T2000, Sun V490/V480, V440/240 E2900, Fire 6900/6800, Sun Fire 25K/15K/12K
• Proficient in performing DR tests of Linux, Oracle & Sybase databases, Peoplesoft/SAP,FOBOCA, Securities & Trading Apps and whole UNIX infrastructure. R1/R2 mappings, DNS/LAM changes.
• Thorough experience in configuration of Veritas Cluster Server (VCS), Fail over test of VCS service groups, building VCS cluster servers, adding/modifying VCS resources such as File Systems, Oracle DB/Listener, SAP DB/CI instances.
• Experience on Logical Volume Manager (LVM,) Veritas Storage Foundation/Veritas Volume Manager, Veritas File system, Solstice DiskSuite (SVM)
• Storage Experience: Experience of SAN, EMC Symmetrix/Clariion RAID-5, DMX-3, 3PAR, SRDF split/establish, BCV devices, EMC Powerpath 4.0, S1 storage, Storage checkout, Carving. Previously worked on Symmetrix/Hitachi/SE9980/XP1024
• Extensive experience of Shell scripts writing and troubleshooting, also PERL scripting.
• Supported party software such as MQ Series, WebSphere, Oracle, Sybase etc.
• Experience on upgrades of Linux & Solaris, patches, Veritas S/W. Disaster recovery, DNS, NIS, NFS, Veritas NetBackup, Watchers and also Oracle & third party software.
• Scheduling various jobs using CRON and BMC Control-M
• RHCE, RHCSA, SCNA, SCSA, HPCSA

TECHNICAL SKILLS

Hardware Platform: IBM X3650/X3660/X3690, HP BLc7000 chassis, HP Proliant, Egenera Frames, HP 685c, Sun M5000/M4000/M9000, T5200/T2000,SF2900, SF6900/6800, SF25K/15K/12K, SF 6800/4800/1280 , V880R, V440/V220, E10K, SAN EMC DMX-3, Symmetrix 3xxx/6xxx, Clariion, Disk Arrays. SUN StorEdge A3500/D1000/T3, Hitachi 9980 SAN, Brocade 12000. IBM blades, HP Superdome 32/64 way, HP9000

Operating Systems: Red Hat Linux RHEL 7/6.5/5.X/4.X, CentOS,Solaris 10, 9, 8, 2.x, SLES 10/9, AIX 6/5/4.3, HP-UX 11i/10.2

Databases: Oracle 11g2,/10g,9i, 8.1.7/8.3, 8i, 7.1, 7.3.3, Sybase.

HA Cluster: Oracle RAC, Veritas Cluster Server 5.x/4.0/3.5/2, Sun Cluster 3.0/2.2, HP MC/ServiceGuard A 11.01/10.11

Volume Manager: Logical Volume Manager (LVM) on Linux, Veritas Volume Manager 4.0/4.1/3.2/25.5 , VxFS, Solstice DiskSuite 4.2.1 (SVM), HP LVM, AIX LVM

Web Servers: Apache 2.2, WebLogic 6.0/6.1, Netscape/iPlanet 6.1

BackUp Software: Veritas NetbackUP 6/5.0/3.4/3.2 , EMC BCV

Other Software: MQ Series, Connect Direct 3.5, Control-M, BMC Patrol

PROFESSIONAL EXPERIENCE

Confidential, New Jersey

Senior Linux Administrator

Responsibilities:

• Kickstarting Red Hat Linux servers. Building Linux servers with Puppet / BL.
• Building Oracle RAC database clusters
• Post installation of OS, QA of servers
• Cluster failover and DR testing
• Creating file systems using LVM, expanding file systems, Adding LUNs into servers.
• Network configuration such as NIC configuration, bond configuration, connectivity etc.
• Performance check and monitoring Linux servers.
• Building servers with Red Hat Linux. Configuring, performing OS parameters, Kernel configuration/Tuning, network bonding, backup configuration, ESM security report generating.
• Installation of ASM rpms, creating ASM disks, RAC, RHCS configuration, OCFS configuration
• Creating ACFS for RAC. Shell Programming using Bash/Python
• Failover testing of cluster nodes, failover testing of IP, troubleshooting of RAC
• Production support to Linux servers, VM-s, CentOS
• Supporting Web based applications, Apache, Java etc.

Confidential, New York, NY

Linux/Solaris Admin

Responsibilities:

• To support & Red Hat Linux & SLES machines on IBM servers, Egenera, HP685c frames, Solaris 10/8 Sun production Mission Critical servers in Securities Processing (Nasdaq, Trading, Investment Banking) environment.
• Performing DR testing of UNIX (Linux & Solaris), Oracle databases, Peoplesoft, WebLogic, FOBOCA, LCD, Securities & Trading Apps services and whole UNIX infrastructure. R1/R2 mappings, DNS/LAM changes.
• To work with SAN Storage team in order to fulfil ongoing business storage requirements, carving, R1/R2 issues, to fix presented LUNs/storage issues.
• Upgrading hardware and Operating Systems Solaris & Linux, Building servers and migrating infrastructure to new powerful servers and OS.
• Recovering crashed servers, non-bootable servers, troubleshooting ODS/SVM problems, solving LUNs/disks problems.
• Building clusters using Veritas Cluster Server (VCS) & RAC creating infrastructure, database & application service groups. Adding & configuring VCS resources, performing fail over test of service groups. Troubleshooting cluster heartbeat links, NICs, nodes problems.
• Managing various projects. Peoplesoft project is to keep up to date information such as storage requirements, H/W S/W upgrades, backups, BCV, SRDF split, project plans etc. Peoplesoft servers are accessed by Americas, Europe, APAC.
• Console project is to install Cyclade Terminal Servers and ultimately configure consoles of 1200 Sun servers. Completed Network Resiliency project. It was to provide network cables from different switches to each node of 70+ clusters and to configure IPMP to make cluster nodes network resilient. Fed White Paper project completed to form second DR site 100 miles (Raleigh) away from main production site as required by US Federal Regulations.
• Carving storage, creating & expanding file systems, Getting Emulex LP9002, LP 10000/11000 HBAs installed, resolving Power path problems.
• Performing CSS 1.1 OS, Variants, packages Distribution. Writing & troubleshooting scripts for daily system administration, collecting sysinfo of several hundred Solaris & Linux servers.
• Datacenter Powerdown involvement. Troubleshooting problems such as network problems, users login/access, netgroups, Sun hardware, LUNs/devices, HBAs, cables, Oracle, proprietary applications, Control-M agents. Installation & configuration of Connect Direct. Kernel Driver for storage replication.
• To work as a Level3 support Engineer. Be in weekly OnCall (24x7) rota. Resolve problems escalated by offshore Singapore Command Centre UNIX teams. Writing technical procedures, share with offshore CoE team, knowledge transfer. Attending Sun, Symantec, BMC, HP trainings, meetings. Remedy, Change Management ITSM

Environment: HP 685c frames, IBM blades. Egenera frames for Linux, lpan/pservers. Solaris 10/8/5.51, Linux RedHat 3.1/4.0, SLES9/10. Sun M5000/M4000, T5200/T2000, Sun E2900, V440, V490, V240, SF 6900/6800/4800 etc. Storage arrays: EMC DMX, DMX-3, Symmetrix, Clariion RAID-5, BCV, 3PAR. NetApp. Veritas Cluster Server (VCS) 5/3.5/4.0, Veritas Volume Manager 5/4.2/3.5, VxFS, Solstice SVM/SDS, Oracle 8.3/9i/10g, Oracle RAC cluster, ASM, ocfs. Connect Direct 3.5, Control-M 6.2/6, NetBackup3.2/4. NIS, NFS, DNS/LAM. Oracle DB. Peoplesoft, FOBOCA, Basel2, Sybase, LCD, Fix Income & Equity applications.

Confidential, Memphis TN

Sr. UNIX Administrator

Responsibilities:

• To be OnCall to support Sun Solaris 10, 9 & 8, Red Hat Linux 2.4
• Solving Solaris, Sun Server hardware, Veritas Volume Manager (Veritas Foundation Suite), Veritas Cluster Server, Sun Cluster problems; managed with CA USD (Unicenter Service Desk)
• Supporting RedHat Linux 2.4 on HP ProLiant ML 530 with Remote Insight Board facility, AIX 5.0/4.3./4.2 on IBM RS/6000
• Building Sun Solaris Servers from scratch with Jumpstart & Flash Archives for upcoming projects. Creating SAP & Oracle instances and File System Structure for SAP Application.
• Building Sun servers with Solaris 10, Wanboot, Zone/Container, ZFS, RBAC, Solaris Live Upgrade (LU). Administration of Veritas Storage Foundation, Sun Cluster, Veritas DMP multipathing, Sun Traffic Manager MPxIO
• Creating and extending large file systems for SAP Applications & Oracle using Veritas Volume Manager, Veritas File System. Creating/deleting root disks, root mirror, metadevices, metadbs, mirrors using Solaris Volume manager (Solstice DiskSuite),
• Creating test plans to test and build Sun servers for Solaris 10. Configuration of Solaris 10 Wanboot server, zone creation, Role administration/RBAC, MPxIO/Solaris Traffic Manager.
• Jumpstarting servers, Solaris upgrade using Solaris Live Upgrade feature, Disaster recovery, IP multi-pathing, replacing faulty Sun hardware parts such as disks, IBs, SBs, assigning/configuring I/O boards & system boards, administration of domains using Confidential system controllers.
• Adding EMC LUNs to Sun Servers for ongoing space requirements, Managing EMC master agents on Solaris, working with Storage team on EMC Symmetrix, EMC DMX-3, Sun D1000 Storage Arrays. Troubleshooting Emulex HBAs LP9K, Sun branded HBAs problems.
• Security auditing using Korn programming. Shell Programming for day to day system administration.
• Logging calls with Confidential, Veritas, Symantec, Emulex, EMC, HP (Linux) for resolution of critical problems
• Patch management, automount, NFS, NIS. Firmware Upgrade
• Achieving systems’ uptime close to 100%, attending Sun monthly meetings, creating outage tickets, closing assigned tickets
• Assisting users & teammates to resolve day-to-day administration problems of production servers.

Environment: Sun Fire 6900/SF6800, SF880/V480/V1280/V240, Sun E4500/420R, E250,, Solaris 10, 9, 8, Veritas Cluster 3.5/4.0, Veritas Volume Manager 4.2/3.5, VxFS (Veristas Foundation Suite), SVM/SDS, Sun Cluster 3.0, EMC Symmetrix Array 4x00, 8000 series, SAP, WebMethods applications, Oracle, Apache 2.2

Confidential, Warren NJ

Sr. Sun Engineer / Administrator

Responsibilities:

• Testing of Sun Fire 6900, System Controllers, Domains
• Maintaining the production servers/resources using Veritas Cluster Server & Sun Cluster.
• Collecting SAN & EMC devices details, WWN of Fibre cards; HBA such as Emulex, QLogic and JNIC.
• Security auditing using PERL/Korn programming, NIS+ & report generation.
• Involvement in fulfilling client’s needs for Sun servers and Solaris OS problems.
• Shell programming, using korn shell, for Sun Cluster, SAN.
• Troubleshooting Sun systems' problems.
• Assisting users & teammates to resolve day-to-day administration problems of production servers.

Environment: Sun Fire 6900/SF490, SF25K, SF880/V480/V1280/V240, Sun E4500/420R, Ultra 80/2, Solaris 8/9/2.6, Veritas Cluster 3.5/4.0, Veritas Volume Manager 3.5/4.0, Sun Cluster 3.0, EMC PowerPath 3.02, EMC Symmetrix Array 4x00, 8000 series, EMC Connectrix & Brocade Switches 12000.Veritas Netbackup 3.4/5.0, SSH, MQSeries 5.3/6.

Confidential

Sr. Unix (Solaris & HP-UX) Administrator

Responsibilities:

• Installation, Configuration and Monitoring Sun & HP servers, writing shell scripts for systems administration, Knowledge transfer, giving presentations. Auditing and review new projects.
• Veritas/LVM/JFS volume/FS management. Sun/HP cluster testing & switchover activities.
• Scheduling & troubleshooting jobs using BMC Controlm/ECS; Installation of Solaris & HP-UX patches. Handling work requests for configuration of OS/SW/Keon-Boks/third party tools.
• Interacting with Vendors such as Sun, HP, EMC, StorageTek for hardware problems.
• Disaster recovery of systems, Solving Alexandria/Veritas Netbackup, DNS, NFS problems.
• Building the systems for high availability & for production environment.
• Operation Acceptance Test (OAT) of built systems for production environment.
• Managing systems, OS, network & also Oracle OAT and DBA activities.
• Troubleshooting the Solaris and HP-UX problems.

Environment: Sun Fire E15K/12K, SF6800/4800, E10K, E5500/E4500/E3500, Sun E450, E220R, SAN/Brocade silk worm 12000 switches, HP Superdome 32-way, HP9000 servers. Sun A5200/A5000 & D1000 arrays, Hitachi/Sun StorEdge 9980 array, XP256/1024 Array, EMC Symmetrix 3xxx/6xxx series & Connectrix FC4500/8830, Sun Cluster 3.0, Veritas Volume Manager 3.2/3.0/2.5, BMC Patrol 3.3/Control-M/ECS 4.0/3.5, VCS 3.5/4.0, HP MC/ServiceGuard A 11.01/10.11 , Oracle 8.1.7/7.3.3 and other third party software.

Confidential

Sun Solaris Engineer

Responsibilities:

• Installation & Configuration of Sun servers & Solaris. Troubleshooting the Solaris & Sun machines' problems. Sun/Solaris administration Confidential various client places for short duration. System crashes recovery, User Problem Escalation.
• Installation & configuration of Sun cluster 2.2 on two nodes from scratch.
• Administration, fail over/testing of clustered nodes.
• Configuration of Veritas Volume Manager s/w. Solstice DiskSuite 4.2.1, Shell scripting, Printer installation, and problems escalation.
• Patch administration & Oracle startup/shutdown. Backup and restoration using Solaris in-built commands. Managing the project of customer, interacting with management, suggesting technical solutions.

Environment: Sun Fire 880R, Sun E450, E250, E220R, E3000, E4500, Ultra 60/30/10,SS20/5,E4500, SBlade 100, Sun StoreEdge D1000/A1000, T3, L400, HP AutoRAID.Nortel Contivity 600 Firewall, Terminal Concentrator, Sun Solaris 2.6/7/8, Sun Cluster 2.2, Veritas VM 3.0, HP-UX 11, AIX, Solstice DiskSuite 4.2.1, Oracle 7.3.4/8, iPlanet 6.0.

Confidential, Piscataway, NJ

Solaris Administrator

Responsibilities:

• Installation and Configuration of Solaris operating system.
• Managing Disks/Filesystems using Veritas Volume Manager.
• Setting and Managing NFS, NIS, DNS, Shell Scripting, patching.
• Installing and configuring Veritas NetBackup3.2/ 3.4 on Solaris 7/8.
• System performance tuning, User maintenance and security.
• Scheduling Backups, Monitoring & taking failover test of Veritas Clustered servers.
• Administration of NES/iPlanet. Basic Administration of Oracle.

Environment: Sun E10K (RAM 28GB, 28CPU), E6500, Sun Ultra 2/10, LUN Hardware RAID, Time Finder EMC disks, Solaris 2.6/7/8, HP-UX 11.0, Oracle 7.3.4/8, BMC, Patrol NetBackUp 3.2/3.4, Tuxedo 6.4, MQSeries 5.0 Connect: Direct, WebLogic 6.1, NES/iPlanet4/6.

Confidential

Solaris Administrator

Responsibilities:

• Solaris installation & configuration. Setting up NIS clients/servers.
• Checking configuration of VERITAS VM
• Sendmail Configuration, Monitoring system activity & security, Administering file system, devices
• Adding DNS clients in the domain and configuring DNS server.
• Installing & administering NFS services using automounter.

Environment: Sun UltraSparc E450, E250, Ultra 10/2, Solaris 2.6/ 2.7, Oracle 7.3.