SUMMARY

• Over 10 years of experience in the areas of Data Center Operations, Systems Administration, Cloud computing, Data communication and Security management.
• Administration of UNIX systems (Redhat Linux, Sun Solaris, HP UX and IBM AIX) and VMWARE environments.
• Administration and architecting of public (AWS) and private cloud platforms (vcloud, CSF).
• Experience in CI tools - Jenkins, Maven.
• Good working knowledge of Git,
• Experience on vagrant, Docker containers, images creation, chef.
• Monitoring Tool experience with Nagios, Big Brother.
• Experience with Splunk data mining and log file reporting.
• Experience in Installing, upgrading and configuring RedHat Linux 3.x, 4.x, 5.x and 6.x using Kickstart Servers and Interactive Installation.
• Experience in Installing, upgrading and configuring SUN Solaris 2.6, 7, 8, 9 and 10 on Sun Servers using Jumpstart Servers, Flash Archives and Interactive Installation.
• Experience in VMware administration, VM deployments, configuration changes, ESXi installation.
• Experience in Solaris virtualization, zones, LDOMs implementation on T series servers.
• Worked with Database administrators to tune kernel for Oracle installations.
• Experience in creation and managing user accounts, security, rights, disk space and process monitoring in Solaris and Red hat Linux.
• Installation and up gradation of Packages and Patches configuration mgmt., version control, service pack. & reviewing connectivity issue regarding security problem.
• Experience in configuration of NIS, NIS+, DNS, DHCP, NFS, LDAP, SAMBA, SQUID, postfix, sendmail, ftp, remote access, security management and Security trouble shooting skills.
• Experience on Webservers such Tomcat 3.x, 4.x, 5.x & Apache Server 1.x, 2.x Experience in administering VMware Infrastructure Client 3.5 and Vsphere 4.0.
• Experience in Installation of Oracle and MYSQL.
• Expertise in scripting for automation, and monitoring using Shell, Python & Perl scripts.
• Team player with good management, analytical, communication and interpersonal skills.
• Experience in Installing Firmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux systems.

TECHNICAL SKILLS

Cluster Technologies: Veritas Clusters, Linux cluster

Cloud Technologies: AWS, VMware view, Vcloud, CSF.

Operating Systems: Linux, Solaris, Ubuntu, CentOS, AIX, HP-UX, Windows NT/2000/XP/Vista/7/8, Windows Server 2008

Storage Technologies: Netapp Filer

Backup Tools: Veritas Netbackup, TSM, fbackup/frecover.

Dev ops: Chef, Vagrant, Docker, Puppet, Jenkins.

Scripting: Shell, Perl, Python

Volume Manager: Veritas Volume Manager, Linux LVM.

Monitoring Tools: Nagios, HP OpenView, BMC Patrol

Virtualization: ESX, vSphere, KVM, Solaris LDOMs, zones.

PROFESSIONAL EXPERIENCE

Confidential

Specialist Senior

RESPONSIBILITIES:

• Processed requests from our clients SNET that have been created in JIRA and Service desk within documented SLAs.
• Provide System Administration and Hardware Support for about 800+ servers based on different flavors of Unix/Linux and VMware ESXI servers
• Primarily work on Escalations at various levels and maintain maximum adherence to the stipulated Service Level Agreement’s
• Creation and automation of the scripts for monitoring the health check of the server as well as the applications.
• Train and mentor Junior Administrators and Engineers.
• Interacting with App’s/DBA’s/Storage Team.
• Co-ordinate/Assist SAN /NAS Storage teams in resolving the issues.
• Monitoring, maintenance and admin of client systems running on a wide variety of SUN, IBM, HP hardware with Linux, Solaris, AIX operating systems.
• File system Administration of Linux LVM, Veritas Volume Manager, Ufs.
• Perform OS level patch installation, package/rpm installations & upgrades on production and development servers.
• Analyze Performance bottlenecks and tuning kernel parameters accordingly.
• Root cause analysis after Panic/Dump/Crash related to Linux, Solaris.
• Work experience of Tools - Nagios, Solarwinds IP tracker, Big Brother.
• Worked on Samba, apache, and send mail/postfix configuration.
• TSM client setup, troubleshooting the TSM backup failure Issues, handling the adhoc backups, restorations.
• Troubleshooting the issues related to Networking and NFS, auto mount.
• Installed Java, .NET, Perl, and C++ compilers for application development department.

Confidential

Specialist Senior

RESPONSIBILITIES:

• Support of around 1300 Solaris and HP-UX systems in production and development.
• Building/Upgrading Solaris, HP-UX servers.
• Software package and patch, firmware administration.
• Adding/deleting software packages/patches and installing, managing third party software like VERITAS Net backup, VXVM, powerbroker, NBU client, autosys etc.
• Reduced production downtime by configuring high availability, fault tolerant systems using Veritas, Solstice Disk Suite, Raid Manager, and Sun Cluster 3.0
• Managing NIS users, adding users to group, net groups, updating net groups to access the servers, resolving all NIS related issues, user request related NIS.
• Improved system security using Secure Shell, SUDO, and inherent OS security features
• Performance tuning for Oracle and Sybase servers, kernel changes.
• Root cause analysis for the server panic reboot.
• Maintaining storage and file system usage.
• Liaising with Hardware teams in troubleshooting server problems.
• Replacing faulty memory, PS with the help of onsite engineer.
• Worked with backup team in resolving backup related issues.
• Worked with other teams on planning for making changes on servers.
• Remedy trouble tickets, Break-fix, incident change.

Confidential

System Engineer

RESPONSIBILITIES:

• Remote OS support (LVM, VXVM, IGNITE, PATCHING, Online JFS for HP-UX/ Solaris).
• Created and updated Standard Operating Procedures.
• Supporting BMC Control-M job scheduling software using Enterprise Control Station (ECS).
• VERITAS Net backup troubleshooting using remote tools and commands.
• Customer Interaction to understand and workout the optimum requirement and providing the technical support on the same.
• Change executor for planned and emergency changes on critical servers.
• Installed and updated patches for OS.
• Configured and Administered the NFS server and client.
• Creating/Migrating/Increasing/Reducing File systems.
• Performed disk management functions using LVM, Mirror disk/UX.
• Kernel tuning based on applications and their requirements.
• Familiar with Auto Secure Environment, experience with Performance Tuning in HPUX.
• Experience in VERITAS Volume Manager 3.5/4.1 on Sun Solaris.