Objective

To stay abreast with cutting edge technologies, working in a challenging and prospective environment that exploits my System Administration skills, adding value to the organization and my career in turn.

Summary

• Results oriented professional with 13 years of experience in AIX/Linux Systems Administration, highly motivated with demonstrated success in integrating new technologies into medium/ large complex organization that solve business problems and enhance overall systems operations.
• Mid-level experience in UNIX systems Architecture, analysis, planning, design and Implementation of Solution as per requirement.
• Integration of new methodologies and emerging technologies which will ease operational work load and improve the systems performance.
• Ability to quickly learn, adapt new technologies and flexible work approach.
• Main focus on IBM AIX, Advanced Power Virtualization, Micro Partitioning, NPIV N Port ID virtualization , Live Partition Mobility, core Linux administration. Knowledge in VMware.
• Experienced in Analysis, Planning, Design, Installation, Configuration, and upgrade of IBM AIX, red hat Linux, SUSE Linux.
• Experienced and knowledge in Implementation of various High Availability Solutions like VERITAS Cluster Server, HACMP and Power HA
• Rich experience in managing heavy volumes of servers in large organizations with a standard operating model in accordance with Service Level Agreement.
• Extensive Knowledge in storage replication data facility tools like HORCM, EMC SRDF, and EMC Mirror View/A. Experienced in host based multipathing software's like Power Path, HDLM.
• Knowledge in Backup Tools and scripting related to regular administration work.
• Work experience in third party applications like Control M, MQ, Control-SA, NDM,CFT
• Experienced in handling disaster recovery activities and Business Continuity Services Activities with in Service Level Agreements.

Hardware:

• IBM p Series, power6 servers p570, p595 , IBM power 7 servers p795, p770, p740, p710 , Blade Servers, EMC Storage, Hitachi Storage, and IBM Hardware Management Consoles.
• Achievements: Awarded as a Super star in IT Operations. Recognized as best performer and ability to work independently.

Professional Summary:

Confidential

Lead/Senior System Administrator

Responsibilities:

• Support and Manage SAP service hosted UNIX Infrastructure for the client's bhpbilliton, BlueScope Steel, One Steel, KMART, AMP, GE and Rio Tinto.
• Provided on Call Support to UNIX Systems, based on Service Level Agreement.
• Performed daily health checks and monitor the logs on Servers for automated infrastructure events generated.
• Installed fixes, updated Technology Levels and Service Packs based on Release level strategies.
• Upgraded HMC firmware, frame firmware, Device firmware based on Service Level Strategies.
• Migrated Operating Systems AIX 5.2, AIX 5.3, AIX 6.1
• Support provided on regular base line work and Business As Usual activities like Capacity addition/Remove, Storage Addition/Remove, LVM tasks, Dynamic resource allocation and de-allocation by following proper change management procedures.
• Commissioned Servers based on requirements and in compliance with Standard Operating Environment in accordance with CSC process. Decommissioned Servers when the business unit is migrated to new environment or stopped operations.
• Expertise in investigating problems and providing root cause analysis.
• Provided support to application teams, database teams as and when required while their regular activities are performed.
• Involved in SAP clones/export/refresh activities to deliver required results.
• Performed DR tests for each client for span of every 6 months.
• Remediated Servers based on Security audit and harden team reports.
• Resolved user/group/ownership/profile management activities.
• Automated regular jobs through scripts.
• Well versed with Remedy4, Remedy7, Service Now monitoring tools.

Confidential

Lead AIX Administrator

• Designed and delivered SAP Service as high available service in the environment. SAP hosted LPARs are configured as VERITAS cluster Server nodes. Production site with 2 p740 frames configured as production and high available nodes. DR site consist single p740 frame with DR nodes. Production Site implementation consists of dual VIOS in each p740 server and DR site implementation consists of dual VIOS in single p740 server. Each p740 server configured with dual VIOS for redundancy and load balance. Virtual switches are configured in Power VM to drive maximum value of 10GB Ethernet. NPIV supported physical Fibre channel adapters are implemented in the environment.
• Built VIOS and LPARs configured and Designed mission critical systems with disaster recovery and high available solution using Symantec VERTIAS Cluster server and Clariion Mirror View/A.

Confidential

AIX Administrator

• Migration of complete AIX LPARs from p595 frames to p795 frames due to off lease.
• To complete the migrations contributed as individual and work well with in the migration team under UNIX infrastructure manager and customer interfacing.
• Responsible for Planning, migration of LPARs in p 795 frames, resource allocation, VLAN assignment, virtual mappings. Provided simplified structure to team members and guided best practises which will give the best results and performance in operational times. Gathered pre-migration data and completed post migration activities to bring up the systems online without any operational issues.

Confidential

Senior Technical Analyst

• Maintenance and Support of 3000 plus UNIX Servers AIX, Linux, and Solaris which are located in Confidential
• through Global Service Desk IT Services Management System with in SLA.
• Resolving Production issues through Global Service Desk Incident Management System.
• Updating Technology level and Service Packs, Installing Filesets, APARs and Fixes, LVM operations.
• Racking Servers by raising Aperture Requests and Change Orders
• Creation of LPARs, Configuring Virtual IO servers and Virtual IO clients.
• Configuration of Shared Ethernet and Virtual SCSI in Dual VIOS environment.
• Creation and Binding of Virtual Disk Resources to VIO Client LPARs
• Binding physical disks to VIO Clients from VIO Server
• Building/upgrading Operating Systems as Per Super Stack Standards through NIM server.
• Modifying Partition resource Allocations through DLPAR operations
• Installation and up gradation of Third Party applications like BMC Patrol, Control M, Control SA, VERITAS Net backup, IBM MQ and EMC ECC Agent and EMC Power path.
• Tuning the System Parameters as per Capacity Management Team instructions.
• Configuration of SRDF Groups and Operations like SRDF Failover, Failback, split and Update.
• Performing Weekend Activities like DR test, SAN migration, Firmware Upgrades and production changes.
• Security Remediation of servers
• Resolving Net backup Client Agent Backup Failures.
• Assisting Internal Customers by completing change orders for their Work Orders for the tasks.
• Handling of Crisis Calls and Providing RCA for the Problems.

Confidential

Lead System Administrator

• Installation of AIX, applying fixes, software installations, working with LVM, User Accounting, monitoring AIX server's performance, Logs analysis for trouble shooting, HACMP, NFS Administration, Backups and restorations.
• Administration of Red Hat Linux Servers.
• Installation and Configuration of Apache, PgSql, MySQL for SMS and Fax server, Internet sharing through Squid Proxy, File sharing through NFS, Samba, Configuration of FTP server in Red Hat Linux.
• Configuration and maintenance of qmail server for organization. Configuration of Antivirus and Anti-Spam for Mail Server.
• Installation of SSH server for remote connections.
• Hardening the Servers in Data Centre.
• Implementation of Raid Levels for Redundancy.
• Scheduling and performing regular Backups for Disaster Recovery.
• Storage Management

Confidential

Linux Administrator

• Maintenance and Support for IBM AIX, Red Hat Linux Servers that are installed in IBM i5 server LPARs. Implementation and support for AIX Servers, Linux Domain Controller OpenLDAP, samba, DNS, DHCP, NTP, Squid .
• Administration of AIX, Red Hat Linux Servers.
• Monitoring AIX server's performance, Logs analysis for trouble shooting, applying patches, software installations, Working with LVM, Accounting, NFS Administration, SSH, TSM Client configuration, Backups and restorations.
• Installation and Configuration of OpenLDAP integrated with SAMBA Storage Linked for Shared Resources to work as Domain Controller for Centralized Authentication to all Desktops. Configuration and maintenance of Apache Web server, Internet sharing through Squid Proxy with ACLs and authentication through LDAP Database.
• Installation and Configuration of DHCP integrated with DNS. Implementation of NTP Server.
• Configuration of Antivirus in Linux Server.
• Configuration of software firewall for system level security.
• Hardening the Servers in Data Centre.

Confidential

Jr. Network Administrator

• Maintenance and Support for IBM AIX 5.2, Red Hat Linux Servers. Implementation and support of LAN/WAN/ Hosting.
• Monitoring AIX server's performance, Logs analysis for trouble shooting, applying patches, software installations, HACMP, working with LVM, User Accounting, NFS Administration, Backups and restorations.
• Administration of Red Hat Linux Servers.
• Installation and Configuration of Apache, PgSql, MySQL for SMS and Fax server, Internet sharing through Squid Proxy, File sharing through NFS, Samba, Configuration of FTP server in Red Hat Linux.
• Configuration and maintenance of qmail server for organization. Configuration of Antivirus and Anti-Spam for Mail Server.
• Installation of SSH server for remote connections.
• Configuration of software firewall for system level security.
• Hardening the Servers in Data Centre.
• Implementation of Raid Levels for Redundancy.
• Scheduling and performing regular Backups for Disaster Recovery.