PROFESSIONAL SUMMARY:

• Almost Eight years of IT experience in Solaris/RedHat Linux Administrator.
• Installing, upgrading and configuring SUN Solaris 7, 8, 9, 10 and 11 on Sun Servers Using Jumpstart Servers and Interactive Installation.
• Experience in working the Data Center transformation activities.
• Experience in Installation, configuration and maintenance of VMWare and Linux environments
• Creating and maintaining user accounts, profiles, security rights, disk space and process monitoring.
• Good experience inIBM - AIX, Linux, HP-UX, Sun/Oracle and x86 hardware architecture
• Installing, configuring and maintaining Linux Servers (SUSE, RHEL 6.0/5.0, OEL)/ Virtualization (KVM, VMware)
• Install and configuration of Web hosting administration such as HTTP, FTP, SSH, & RSH.
• Experienced in upgrading solaris system kernel Firmware (Emulex, QLI) upgrades from Low to High version
• System troubleshooting and hardware maintenance by opening service requests with Sun.
• Expert in Installing, configuring and maintaining DNS, NIS, NIS+, NFS, DHCP.
• Expertise in implementation and designing of disaster backup and recovery plan.
• Knowledge of networking (TCP/IP, Ethernet), FTP, NFS, NIS, DNS, DHCP and RAID levels.
• Expertise in Patch and Package Administration, Performance Tuning on UNIX and Migration.
• Shell scripting and programming
• Expertise in Veritas Volume manager (VxVM), Creating new file systems, mounting file systems and unmounting file systems.
• Good in Installing, configuring and maintaining Veritas Volume Manager, Veritas Net backup, Veritas Cluster server & Sun-Cluster server.
• Efficiency in installing, configuring and implementing the RAID Technologies using various tools like Veritas volume manager, Solaris volume manager & Solstice disk suite.
• Installation and configuration of Solaris Zones/ Containers and ability to work with ZFS/SMF/POOLS.
• EMC disk arrays along with Clone, Snap and SRDF
• Expert in Installing, configuring and maintaining apache/tomcat, samba & send mail, Web Sphere Application Servers.
• Experience in using Veritas Net Backup, Proficient in System Backup and Recovery from tapes using ufsdump, ufsrestore, tar and cpio, File system administration.
• Expert in writing Shell scripting using Ksh/Csh/bash/Sed/Awk to ease administration tasks.
• Excellent skills in analyzing, designing, implementing and system integration, Knowledge on Switches, Routers, & Firewalls.
• Provide technical support for UNIX related project activities.
• Unix Administration, File system support, new system installation and performance monitoring for AIX v 6.1/5.3/5.2/5.1 , AIX 4.3.3.
• Administration, maintenance and 24/7 support of IBM pSeries Servers including p6 p550/570/590, p5 p550/570 and p4 690/670 Servers
• Experience in performance tuning Linux and IBM virtualized servers
• Hand on experience in LPAR/DLPAR technology for installing partitions through NIM and Managing partitions through HMC Console
• Experience in Micro-partitioning and VIO client/server on p5 Servers
• System recovery through NIM server by the use of mksysb image
• Familiar with SMITTY, Mirroring, Paging space management, creation of CRON jobs and User Account management and password reset.
• Experience in using monitoring tools such as IBM Tivoli, HP Openview
• Installation, Planning and resource group creation for HACMP 5.3/5.4
• Management of file permission and ownership of important files and directories
• System Fault Tolerance Design, Business continuity and Disaster recovery planning and Patch and Package administration

TECHNICAL SKILLS:

Operating Systems: Windows, Linux, UNIX

Programming Languages: C, Pro*C

Database: Oracle SQL, DB2

Scripting Languages: Shell

Tools: Remedy, Quality Center, Eclipse, Oracle SQL Developer,Secure Net Term, Putty, GDB, DBX, SQL ServerManagement Studio, MYSQL control center, FedEx ShipManager, TransEdit, CVS

Testing Methods: Unit, Integration, System, Regression and UAT

PROFESSIONAL EXPERIENCE

Confidential

UNIX / Solaris Administrator

Responsibilities:

• Work with customers on data center transformation activities to confirm (and document accordingly) existing UNIX and Linux Systems and workloads, develop Functional Specifications.
• Independently manage all aspects related to Linux/Unix Workload Integration projects.
• Serve as liaison between the customer, Transition Team and the Datacenter Tower to communicate difficult concepts and processes. Work with vendors and contractors to define detailed technical requirements
• Participate in Application owner and Business User interviews to identify system functions and architectural and network related dependencies
• Execute Discovery activities to fully identify and document the existing Linux/Unix server inventory.
• Working on the RHEL 6.0/5.0 boxes
• Work with the Datacenter Server Tower to develop and implement the appropriate solution for successful transformation
• Consult on complex business issues and design considerations
• Assigning the user access to the team.
• Responsible for the identification and documentation of system requirements to enable the Technical Team to deliver the appropriate solution for successful transformation
• Participate in the development and execution of the user acceptance test plans, as well as schedule testing
• Create new documentation and processes as needed to help refine, optimize, and/or to establish network functions and processes
• Working on Solaris Zones and building LDOMS.
• Working with Veritas Volume Manager (VxVM) and VERITAS Cluster Server (VCS) or other High-availability service.
• 24x7 Support on a weekly rotation basis to ensure availability of Servers

Confidential, St PAUL, MN

UNIX/SOLARIS Administrator

Responsibilities:

• Installation, configuration and Operating System upgrade on Sun Solaris 8,9,10, and Red Hat Linux AS 3.0, AS 4.0 onsunServers.
• SWAP box configuration, Implementation of disaster backup and recovery.
• Supported Level1, Level 2 and Level 3 calls for users worldwide.
• Performance Management &Tuning of UNIX Kernel.
• Administration for multiple sun hard wares, this involves creating domains, adding/deleting system components.
• Administration and Troubleshooting Solaris servers running business critical application & Web Logic (WAS) applications.
• Veritas File system and Veritas Volume Manager 2.5 are used to configure the RAID 1 and RAID 5 Storage Systems
• Installed and configured SAMBA server for windows and Linux connectivity.
• Installed and configured Solaris10with zone configuration.
• Installed and Configured Sun availability Suite 3.5 to implement Point-in-time snap shots and remote mirroring.
• Implemented and configured Backup policies and Storage Units.
• Configured Jumpstart server in Solaris10.
• Managing disk storage with Veritas Volume Manager 3.5/4.1 and Solaris Volume Manager with Veritas File System (VxFS).
• Installed Web Logic 8.1 with SP5 Server and configured Domains, Admin and managed servers for Applications to be deployed.
• Installed and configured SunOne Directory Server5.2.
• Extensively used Directory Server Console for managing the entries.
• Implemented NIS and NFS for administrative and project requirements.
• Installed and Configured Web and investigate the configuration changes in the production environment.
• Worked closely with database administration staff to ensure optimal performance of databases, and maintain development applications and databases
• Tuning the kernel parameters based on the application/database requirement.
• Monitoring system resources, logs, disk usage, scheduling backups and restore
• Set up Quotas for the user accounts & limiting the disk space usage.
• Configuring SUDO and granting root permission to users for performing certain activities.
• Upgrading Solaris 8/9 to Solaris 10 using live upgrade and manual upgrade.
• File system tuning, growing, and shrinking with Veritas File system 3.5/4.x

Confidential, Mahwah NJ

Systems Administrator

Responsibilities:

• Created and maintained DLPAR by HMC on the pSeries servers according to the resources demands from the other teams
• Provide technical support for UNIX related project activities.
• Experience in the building LPAR and making them VIO Servers and VIO clients as per requirement and Mapping of the VIO servers and VIO clients for the virtualization of adapters, memory etc.
• Experience in Installation and configuration of HA environment using Veritas Cluster Server and HACMP
• Experience in Configuring and administering Logical Volume Manager and Veritas Volume Manager.
• Installation, upgrade, configuration, fail over/fail back testing for HACMP 5.4
• Installation and maintenance of AIX 5.2, 5.3 and 6.1 on pSeries systems through NIM and through hard drive as well
• Worked with the Application and Network teams to analyze and solve performance related problems
• Remotely access of the File Systems on the NFS Client through NFS Server
• Worked on TCP/IP configuration, IP address assigning, network interface configuration, static route creation, assigning gateway for two different networks, host name resolution, changing IP address.
• Maintenance and trouble shooting of NFS (Network File System)
• Troubleshooting of the system boot errors, installation errors and related to the TCP/IP problems
• Worked on Excel, PowerPoint and Microsoft Word for the presentations and documentation
• Improved development and implementation of the procedures by analyzing and execution of the test plans and developing the system documentation

Confidential

Senior Systems Administrator

Responsibilities:

• .Senior-level Administration of company-wide network and system administration of UNIX systems and software packages, including hardware and software upgrade/patch evaluation and installation, and failover support;
• Coordination of weekly scheduled downtimes for equipment maintenance with Production;
• Second-Tier Technical Support for production servers and workstations, problem determination and resolution with Vendor contact/interface;
• Design and implementation of system and network architecture and policies/procedures, and user environment/access;
• Production and user/Support/administration script development in Bourne shell, C-shell, Perl and Python;
• Network management and configuration with DNS and NIS, with emphasis on user and company security based on User ID and network topology;
• Research, installation, and administration of O/S patches for SGI IRIX and Red Hat Linux systems;
• Research and development of new technology and tools;
• Production server installation/maintenance (SMTP/IMAP, WWW, Samba/Netatalk, data storage) with RAID;
• Disaster Recovery planning and implementation of backup/restoral policy and data retrieval, backup server and tape robot configuration (Arkeia);
• Log and system monitoring, installation of monitoring tools, and automated reporting to Support Personnel for process management and control;
• Management and mentoring of junior-level system administration personnel;
• Project coordination and implementation with Production and Junior Personnel;
• Financial and Technical evaluation for capacity planning and future development;
• Technical, User, Security, and I.T. Support policy documentation creation/implementation, maintenance of existing technical documentation.

Confidential

AIX System Administrator

Responsibilities:

• 24x7 Support on a weekly rotation basis to ensure availability of Servers.
• Performed migration of AIX 5.2 to 5.3 at Technology Level TL03by applying patches for the file sets and software
• Creation of LPAR/DLPAR, micro-partitioning and installation of AIX in p4 / p5 / p6 series model through HMC and p5-p570 series of servers for virtualization.
• Daily management including File System issue, performance monitoring.
• User Account Management and password reset
• Experience in using monitoring tools such as IBM Tivoli, HP Openview
• Experience in using ILO/IMM/HMC for remote access of servers
• Working on projects to support Application requirements.
• Applying of APAR, Firmware upgrade, troubleshooting of complete range of IBM pSeries family of products like desktop systems, rack mounted systems and configuring peripheral devices.
• Installation and confirmation of the IBM maintenance patches, installation and updating of the new software
• Involved in the administration of mksysb backup on the AIX servers
• Assist Application department to install application on AIX system and tuning for Application requirements.
• Documenting changes and Configuration of Systems and keep it current.

Confidential CA

Systems Administrator

Responsibilities,

• Administration of division-wide network and system administration of UNIX systems and software packages;
• Second-Tier Technical Support for production servers and workstations, problem determination and resolution with Vendor contact/interface for Production Technical Support;
• Production and administration script development in Bourne shell, C-shell, and Perl;
• Design and implementation of system administration policies/procedures, and user technical documentation;
• Research, installation, and administration of O/S patches for SGI IRIX and Sun Solaris systems;
• Network management and configuration with DNS and NIS;
• Retrieved, created, and installed System Administration software and tools;
• Production server installation and maintenance (SMTP/LDAP/IMAP/X.500, WWW, LPR);
• Backup server and tape robot configuration (VeritasNetBackup, StorageTek);
• Log and system monitoring, installation of monitoring tools, and automated reporting to Support Personnel for process management and control;
• Mentoring of junior-level First-Tier support personnel;
• Project management and implementation with Production and Junior Personnel;
• Vendor contact.
• Maintaining User Account by changing permission, password etc.
• Controlled system for the current maintenance level and updates for the IBM p4 p650/p630, H80 Servers.
• Software installation and updating, installation conformation using commands
• Troubleshooting of the system startup problems
• Installation of the system through NIM server
• Creating and Maintaining File Systems according to the required size
• TCP/IP configuration, creating route and assigning Gateways for the two networks
• Documentation and Presentation using PowerPoint, worked on Microsoft word
• Coordination with the team members for the shifting of the work