SUMMARY:

• 10+ years of professional work experience as a System Administrator/Engineer in Multiple large infrastructure environment RHEL5/6/7, Sun Solaris, IBM AIX and Windows 2000/2003 platforms.
• Proficient in User/Group administration, SUDO, file system management, configuration of clients/servers & troubleshooting in Linux & Unix Servers.
• Knowledge of VERITAS Cluster Suite, EMC, NAS/SAN Storage fundamentals, LVM.
• Experience in RPM Package Administration for installing, upgrading, and checking dependencies, Reconfiguring RPM databases using RPM Build and creating YUM repositories in RHEL.
• Experienced in deploying RHEL 5.x, 6.x, 7.x in a Physical and virtual environment.
• Experience in OpenSSH, FTP, Apache, DNS, and samba, NFS server.
• Manage network configuration of servers (NIC config, Ethernet bonding, DNS, virtual IPs)
• Experience with Data at reset Encryption tools (Vormetric transparent encryption and Gemalto - Protect file).
• Good troubleshooting skills to monitor server performance, hardware, network related issues
• Set up Bench-marking to closely monitor server resource utilization and provided direction to team members to add resources as needed to ensure organizational uptime standards.
• Ability to handle multiple tasks, have good time management skills, and can handle work under pressure.
• Well organized with strong problem solving and good communication skills as well as ability to work both in teams and independently.

TECHNICAL SKILLS:

Operating Systems: Red Hat Enterprise Linux (RHEL), Oracle Enterprise Linux, Ubuntu, Cent OS, Sun Solaris, IBM AIX, Windows 2003 server.

Computer Languages: Bash

Application/Tools: MS OFFICE, VMware, Nagios, Zenoss, Wireshark, TCPDump, Nmap, Veritas, Hardware Management Console, IDrac, ILO, Me & Mice, VERITAS and Puppet.

Backup: Tar, Cpio, Dump

Servers: DNS, DHCP, Openssh, NFS, FTP, Apache Web, Squid Proxy, NTP, Syslog

Security: Vormetric Transparent Encryption VTE, Safenet Protect file, Protect App.

PROFESSIONAL EXPERIENCE:

Linux System Engineer/ Sr. System Administrator

Confidential, Austin, TX

Responsibilities:

• Install/configure Vormetric Agents, Gemalto (Safenet) Protectfile agent, Vormetric DSM’s and Gemalto Key secure.
• Good knowledge on configuring Gemalto ProectApp for application level encryption.
• Ensure that Data Protection tools infrastructure is up and running in stable state and perform hot fixes for the agents and RHEL6.x & 7.x.
• Provide Level 3/other support per request from various constituencies. Investigate and troubleshoot issues
• Installing and configuring file level encryption for local and NAS data using Safenet/Gemalto Protect file.
• Installing Vormetric VTE agent and configuring client profile for encryption on GPFS, NFS and local file system.
• Troubleshooting issue related on file encryption (double encryption or file not accessible by user’s etc.
• Creating test environment for application team on Linux servers to test different encryption tools ProtectApp JCE, Protect file, VTE.
• Follow changed management processes and ensure that all artifacts are created and provided for each deployment.
• Co-ordinate with vendor for issue related with encryption tools and performance issue with encryption tool on NFS and local file system.
• Schedule automation jobs using cron for HSM(modules) to pull Getlogs for debug logs.
• Upgrading kernel and testing new kernel for different data protection tools
• Analyzing logs for troubleshooting issue related to double encryption/system hung or restart, kernel modules not loading at startup etc.
• Data encryption implementation using Gemalto/Safenet for ProtectApp, MSsql, oracle EKM for database encryption.
• Deploy Linux virtual machines on ESXi server using vSphere clients.
• Prepare technical information for briefings in Change Control Boards (CCBs), customer meetings, project documentation, management presentations for risk level and impact.

Sr. Linux Engineer/ System Administrator

Confidential, Austin, TX

Responsibilities:

• Assist team in troubleshooting & resolution of server performance issues, software and network related issues
• Provided 24X7 and rotational shifts to support Server Infrastructure
• Involved in applying new patches and packages for Linux Servers and handled issues arising out of them.
• Configured Kernel Parameters for application/databases to meet organizational needs.
• Provide remote support for Linux servers and maintaining SLAs, Performance tuning and enhancing.
• Design and configurations of Oracle Linux HA environments.
• Installing and configuring EMC Powerpaths on Linux servers as per the request.
• Troubleshooting email alerts for EMC Powerpath issues with support of storage team.
• Managing all reboots & part replacement activities.
• Respond to emergency calls relating to server performance, diagnosis of problems, repairing problems or calling upon appropriate vendors to resolve the issue.
• Managed change requests on Dev / Production environment and familiar with Remedy Change management.
• Preparing monthly work status report & updating technology specific documents.
• Conduct detailed & comprehensive investigation of various LOBs builds.
• Performing upgrades for Dell/HP server Bios/Firmware. iDRAC Setup & configuring for Dell severs.

Sr. Linux Administrator/ Engineer

Confidential, Atlanta, GA

Responsibilities:

• Provided both server and desktop support to client’s enterprise setup and manage & resolve problems.
• User assistance activities such as maintenance of the system by installing, upgrading the application packages.
• Security & PCI patch management as approved by change board.
• Provide support to Application & DBA Teams as per requirements or to resolve issue related to application from OS level.
• Implement changes and troubleshoot issue related to Backup as requested by backup team.
• Managing VMware for Linux VM’s as requested by owners.
• Create new file system or extend file system as request by storage team and clients.
• Add, remove, or modify external DNS in zone files as per the client request.
• Co-coordinating with hardware vendors like Dell, Data-blue and clients for the server downtime to replacement hardware or troubleshoot hardware issues.
• Schedule task automation jobs using cron for frequent server clean up and maintenance tasks.
• Creating & managing user and group policies using LDAP.
• Monitor & Troubleshoot OS performance, hardware, software and network related issues using Zenoss.
• Resolving Remedy ITSM Incident Management tickets on time.

Sr. Linux Engineer/ System Administrator

Confidential

Responsibilities:

• Implement changes, perform security related tasks to identify and recommend improvements to existing processes and procedures.
• Provide support to Application Team as per application requirements. Handle calls for Server with application support teams and provide accurate information for quick restoration of service
• Responsibility includes day-to-day problem solving and user assistance activities such as maintenance of the system by installing, upgrading the application packages, monitoring & troubleshooting
• Image and deploy new Linux servers as per client requests and performed QA/Tests of new server builds & new VMs.
• User & Group Management and SUDO Access to Users.
• Install and update software packages using rpm and yum.
• Create or extend LVM/Veritas file systems for new storage requests. Collaborated with Storage team & manage SAN storage presented to Linux servers (LVM, multipath, device-mapper).
• Add new/destroy service groups in VCS. Freeze/unfreeze, online/offline, failover service groups
• Creation & Migration of VIPS, Service groups and Databases by coordinating with the respective team
• Manage network configuration of servers (NIC config, ethernet bonding, Internal DNS & virtual IPs using Men & MICE)
• Manage Server Hardware Issues by co-coordinating with Hardware Vendors like HP, SMS etc
• Monitor and delete overflowing snapshots from NetApp Management Console
• Increase volume size and qtree quota of NAS shares
• Co-ordinate with the Decommission of servers and removing storage
• Monitor & Troubleshoot OS performance, hardware, software and network related issues
• Ensure timely creation of necessary reports or documentation related to the job or update the knowledge bas

Senior System Administrator

Confidential

Responsibilities:

• Installing and configuring Linux servers (Ubuntu, centos 5). Windows 2003 Server Administration, Managing ADS, Terminal services, Database (MsSql).
• Installing and configuring VMware server and workstation.
• Configuring network for live streaming.
• Troubleshooting networks at client locations.
• Implementation of surveillance system with AP traffic police

System/ Network Administrator

Confidential

Responsibilities:

• Windows 2003 Server Administration, Managing ADS, DHCP, DNS, Managing Group Policies, Disk Administration, Terminal services.
• Managing Content Management System for streaming. Managing Backups and Restoration.
• Solved issues from both hardware and software on the servers/workstations
• Performed preliminary and critical design presentations for new system Implementations.
• Coordinating with vendors on a regular basis for better business relations and to keep update on new products.
• Monitored networks and resolved network problems, Managing Linux, Network File System.
• Installing and configuring VMware servers & workstations at client locations.