SUMMARY

• 6 years as a Linux / Unix system administrator.
• Worked as a team lead for many fast pace Linux production Environment.
• Coordinate scheduled maintenance, monitoring and also troubleshoot Network issues.
• Worked with Project managers on various projects.
• Have many years of Application supports skills and knowledge

TECHNICAL SKILLS

SOFTWARE: Red Hat Linux, OSSEC and NAGIOS/Nimsoft monitoring tools, Windows 2000 professional, Windows XP, Windows NT 2003 server, Splunk, Hadoop, MySql, Ansible, Chef and Puppet, Jenkins AWS and cloud computing. Drupal, Varnish, solr and JBOSS. VERITAS Volume manager, VERITAS netback up, Apache, PHP, SSH, TCP - Wrappers, SUD, Tiger, Perl, Shell, MYSQL under, Lotus notes, Common Store for Lotus Domino, Lotus Symphony, VMware, KVM (Kernel based virtual machine), Kickstarter, SAN storage. Install and configure

LANGUAGES: Shell Programming, Java, JavaScript, Visual Basic, C/C++

CERTIFICATION/TRAINING: Intense Linux / Unix training at Job corps (Computer Service Tech)

PROFESSIONAL EXPERIENCES

Confidential, WASHINGTON, DC

Linux Administrator

Responsibilities:

• Build Linux virtual servers on VMware
• Troubleshoot network issues
• Install and configure Drupal, Varnish and solr
• Assisted in Building Amazon Cloud virtual infrastructure using AWS EC2, EBS, S3, Route 53, RDS and VPC.
• Automated the build-out and deployment of virtual nodes using Chef, Puppet and AWS
• Automated the build, check-in and deployment processes using Chef and Jenkins
• Wrote Script to build and deployment processes using Perl and other scripting languages.
• Install MySql and configured Master Slave replication in Our Linux Environment
• Patching servers Fixing Vulnerability finding s
• Server Hardening Troubleshoot Application on Nix OS
• Built an Linux Network TEST environment, with other team mates
• Edit scripts for job scheduling
• Execute File backups with Rsysnc
• Update Drupal on production servers
• Configuring Amazon Cloud infrastructure.
• Install, configure, tune and support JBoss Application Server & Apache Web Server
• Configure JBoss container resources (e.g., JDBC, JMS, JNDI) - manual/automated
• Setup, and manage load balancing, clustering and failover.
• Install/setup/administer supporting tools (e.g., JIRA, Bamboo, GIT, Confluence)
• Deploy applications to production and nonproduction environments (manual/automated).
• Troubleshoot application & web server issues related to the platform.
• Manage the daily operation of JBoss Application Server.
• Monitor resource utilization, including CPU, memory, and disk utilization. Report on system utilization and plan/implement
• Recommended maintenance as required.
• Perform impact analysis for appropriate tasks.
• Participate in the design and configuration of secure access to server resources.
• Apply and promote patches.
• Develop, test, and implement automation scripts
• Work with Developers and Database Administrators in the implementation of new applications.
• Identify impact to capacity.
• Maintain documentation related to infrastructure and architecture of E Commerce systems.
• Interacting with team members and client technical staff to both understand client needs and explain technical work.
• Participated in Scrum team activities, like stand-ups, sprint planning and sprint reviews.
• Assisted with architectural planning and review.
• Experience in computer infrastructure, hardware, software and support.
• Experience with scripting languages, like Perl, C shell or similar.
• Experience with virtualization, Linux/Unix
• Experience with Amazon Web Services (AWS) and delivery of Cloud native solutions.
• Experience with Chef, Puppet, Jenkins, Git, Go and other DevOps tools.
• Experience working on Agile software development teams.

Confidential, RESTON, VA

LINUX ADMIN

Responsibilities:

• Worked on building new SUSE & Redhat Linux servers.
• support lease replacements and implementing system patches using Automation tool.
• Experience with VMware Virtualization using ESX hypervisor of VSphere 5.1.
• Experience in installation and implementation of SLES 10, SLES 11 and Redhat Operating Systems.
• Configuration, implementation and administration of Clustered servers on SUSE Linux environment.
• Experienced in system administration, System planning, coordination and group level and user level management.
• Expertise in creating and managing Logical Volumes in SLES Linux.
• Performed automated installations of Operating systems SUSE Linux using autoyast.
• Experience on backup and recovery software like Net backup on Linux environment.
• Systems and network Planning and Administration.
• Expertise in setting up Nagios Monitoring software.
• Supported production systems 24 x 7 on a rotational basis.
• Understanding of Microsoft System Center: Creating and Implemented Changes on servers and documented the change in the Microsoft System Center for future reference.
• Resolved Security Access Requests via Peregrine Service center to provide the requested User access related requests.
• Expertise in Installation, Configuration of Package and Patch Management.
• Handling and generating tickets via the BMC Remedy ticketing tool.
• Experience with setting up Linux servers for Mysql Real Application Clusters and configuring SAN based mount points.
• Excellent Project Management experience.
• Expertise in Performance Monitoring and Performance Tuning using Top, prstat, SAR, vmstat, ps, iostat etc.
• Creating new file system, managing & checking data consistency of the file system.
• Created new file systems using Raw Device Mapped luns, Virtual Disks and SAN storage as per required.
• Successfully Migrated virtual machines from legacy Virtual environment VMware VSphere 4.1 to new VMware VSphere 5.1.
• Successfully upgraded SUSE Linux 10 to SUSE Linux 11 on an Oracle production standby server without losing any of the database information.
• Documented the procedure of Obsoleting servers resulting in considerable reduction in time and mistakes for this process as well streamlining the existing process.
• Communicated and Coordinated with customers internal/external for resolving issues for reducing downtime.
• Experience in Disaster Recovery and Planning.
• Problem determination, Security, Shell Scripting.
• Supported after-hours to meet deadlines as well as for operational support as required.
• Proven experience in end-to-end problem determination/troubleshooting system issues.
• Thorough understanding of networks and storage systems.

Confidential, COLUMBIA, MD

LINUX ADMINISTRATOR/APPLICATION SUPPORT

Responsibilities:

• Administration of RHEL, which includes installation, testing, tuning, upgrading and loading patches, troubleshooting both physical and virtual server issues.
• Creating, cloning Linux Virtual Machines.
• Create and manage users account
• Monitoring application process
• Establishing new security processes
• Killing/pausing running processes
• Viewing process logs on Linux machines
• Configure SPARC servers
• Install and configure Solaris 10
• Expert in ticket trafficking with REMEDY
• Enterprise monitoring REMEDY
• Manage files with AUTOSYS
• Support hundreds of applications with AUTOSYS
• Installed Sun recommended patch cluster
• Performed hardware administration
• Work on and installed Blade Servers
• Execute scripting in a production environment.
• Installing Red Hat Linux using kickstart and applying security policies for hardening the server based on the company policies.
• Administration, package installation, configuration of Oracle Enterprise Linux 5.x.
• RPM and YUM package installations, patch and other server management.
• Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs.
• Enabling system logging, network logging of servers for maintenance, performance tuning, testing.
• Tech and non-tech refresh of Linux servers, which includes new hardware, OS, upgrade, application installation, testing.
• Set up user and group login ID's, printing parameters, network configuration, password, resolving permissions issues, and user and group quota.
• Creating physical volumes, volume groups, logical volumes.
• Gathering requirements from customers and business partners and design, implement and provide solutions in building the environment.
• Installing and configuring Apache and supporting them on Linux production servers.
• Troubleshooting Linux network, security related issues, capturing packets using tools such as IPtables, firewall, TCP wrappers, NMAP.