Summary

Over * years of experience in UNIX (SUN Solaris) and Linux System Administration and production support for various organizations.

Extensive experience in Designing, Configuring, Administering, Maintaining and troubleshooting various types of SUN Solaris and Linux Systems.

Proven strong technical skills, excellent business understanding and strong communication skills and on-call (24x7) production support.

Worked on storage and operating system migration projects and has expertise with LDOM and Zone Configuration and in various virtualization technologies including Oracle VM for x86 and VMware ESXi.

Experience in Oracle ZFS, Oracle FS1-2, Sun ST9990v and Hitachi VSP G400 storage arrays, Brocade SAN Switch administration and zoning.

Experience in High Availably cluster installation, configuration and administration including Sun cluster, OCFS2 and Red Hat cluster suite.

Experience in performing DC DR Drills to validate disaster recovery and to check business continuity.

Extensive experience on SPARC and Intel Platforms in installing and configuring various SUN Solaris and Linux distributions including Oracle Enterprise Linux, Red Hat Linux and CentOS.

Experience in installing, configuring and deploying agents for monitoring various devices in the datacenter via monitoring software’s which include Oracle Ops Center 12C and Oracle Enterprise Manager 13C.

Experience to build and install new environments for production, development and test phases for business needs.

Ability to learn new and existing hardware and software and adapt to new environments.

Excellent organizational skills, highly punctual, and an excellent listener.

Technical Skills

Operating Systems: Solaris 9, Solaris10, Solaris 11, Oracle Enterprise Linux 4, Oracle Enterprise Linux5, Oracle Enterprise Linux6, Oracle Enterprise Linux7, Red Hat Linux 4, Red Hat Linux 5, Red Hat Linux 6, Red Hat Linux 7, CentOS.

Virtualization: Logical Domains (LDOM), Zones, Oracle VM for x86, VMware ESXi, VSphere

High Availability Cluster: Sun Cluster, OCFS2, Red Hat Cluster Suite

Block and File Storage: Oracle ZFS, Oracle FS1-2, Sun ST9990v, Hitachi VSP G400.

Backup and Restore: VERITAS Netbackup 6.5.

Server Hardware: Oracle T2000, Oracle T5120, Oracle T4-1, Oracle T4-2, Oracle T4-4, Oracle T5-8, Oracle T7-2, Oracle T7-4, Oracle Blade SB6000, Oracle M10-1, Oracle M10-4, Oracle M9000, Oracle Exadata Database Machine, Oracle Super Cluster T5-8, SL 500 Tape Library, HP DL360, HP DL380, Dell R430, Fujitsu RX2530 M2, Fujitsu RX4770M2, Hitachi VSP G400, Brocade 5100 Switch, Brocade 300 Switch.

Monitoring Tools: Oracle Ops Center 12C, Oracle Enterprise Manager 13C

Experience

Systems Engineer UNIX SUN Solaris/Linux

Mannai Corporation QPSC, Doha, Qatar January 2015 – March 2017

Provided enterprise-wide systems support services for mission critical systems of Mannai Corporation and its customers.

Designed, built and configured standalone and clustered systems to install various Oracle and third party applications and Oracle database.

Installed, configured and administered high availability cluster setups such as Sun cluster on Sun Solaris 10 and Oracle Solaris 11, OCFS2 on Oracle Enterprise Linux and Red Hat Cluster suite on Red Hat Linux systems.

Built and deployed various virtualization methods including Logical Domains (LDOM) and Zones on Oracle SPARC T series and M10 servers, Oracle VM for x86 on Oracle and other Intel based servers and VMware ESXi for optimal resource utilization.

Configured central package repositories such as IPS for Solaris11 and YUM for Linux systems to maintain regular patch and package updates.

Managed Users and file systems such as SVM and ZFS on SUN Solaris and ext3, ext4 and XFS on Linux systems.

Did Remote file system management including NFS and Samba (SMB/CIFS).

Performed planned DR/BCP exercises to validate Disaster Recovery and to check the business continuity.

Implemented & managed different hardware and software level RAID configurations.

Performed security audit and fixed vulnerabilities listed via CIS benchmarks.

Patched SUN Solaris and Linux systems regularly to maintain system consistency.

Interacted with Application and Database Teams to plan and resolve system events.

Provided Remote and onsite supports to over 40 customers of Mannai Corporation to meet various technical and business needs.

Executive System Administrator UNIX SUN Solaris/Linux

Softenger India Private Ltd, Bangalore, India November 2011 – October 2014

Administered, configured and maintained UNIX (SUN Solaris) and Linux infrastructure of Softenger and its customers.

Provided ongoing management performance tuning and Tier III (T3) support for over 100 Solaris and Linux systems in physical and virtualized environments.

Installed, configured and administered SUN Solaris10 in high available Sun Cluster 3.2 environment hosting Oracle database 11g.

Installed configured and administered Oracle Enterprise and Red Hat Enterprise Linux versions on standalone and virtualized environments including Oracle VM for x86 and VMware ESXi servers.

Managed multiple Oracle Virtual servers using Oracle VM Manager Software and ESXi servers via vCenter server.

Upgraded Solaris 10 release version to the latest.

Upgraded Sun Cluster version from 3.2 to 3.3

Performed Host to LUN mapping for new servers and allocated LUN from Hitachi ST9990v Enterprise storage to respective hosts.

Part of SAN storage migration from Sun Hitachi ST9990v to EMC VMAX 20K Storage.

Patched and managed production and test systems running on SUN Solaris and Linux.

Scheduled and controlled jobs using Cron and AT

Installed and configured Netbackup Master and Media servers.

Configured and Monitored Backup Policies and Jobs using VERITAS Netbackup Activity Monitor.

Performed Backup and Restore operations of critical data using VERITAS Netbackup.

Monitored System performance and fine tuning was done to obtain optimal system performance.

Performed Operating System hardening based on latest CIS benchmarks.

Prepared and presented quarterly, half and yearly system and storage performance and capacity reports.

Technical Support Engineer

IBM Global Process Services, Pune, India April 2011– November 2011

Provided technical support assistance to various desktop, server hardware and software related issues.

Installed and configured Windows and Linux operating systems and utility softwares.

Updated patches to fix reported vulnerabilities.

Certification and Training

Oracle Solaris 11 System Administration Training.

Oracle Solaris 11 Advanced System Administration Training.

Oracle SuperCluster Administration and Maintenance Seminar

Fujitsu Primergy Servers and ETERNUS Storage Training and Certification.

Hitachi Data Systems Qualified Professional – VSP G200 to VSP G800 Storage Installation Training and Certification.

Education

Bachelor of Engineering in Electronics and Communication May 2009

Anna University, Chennai, India

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