SUMMARY

• Overall 7+ years of IT experience as DevOps Engineer working on Chef, Rundeck, Git, Jenkins and Linux system administrator on Redhat EL 4.x, 5.x, 6.x, Debian, CentOS 6, 7 and VMware V - Sphere ESX/ESXi environment.
• Experience in monitoring/managing Microsoft Azure Cloud and VMWare infrastructure.
• Configured various jobs in Jenkins deployment of Java based applications and running test suites.
• Maintained continuous build automation implemented with Maven and Ant run within Jenkins
• Experience in working with ANT Scripts, MAVEN for deployment and running test suites for various firm wide applications.
• Experience in Jenkins monitoring external jobs, distributed builds and plugin management.
• Experience in working with Software Configuration Management tools - Puppet and Chef
• Experience in Setting up Chef Workstation, Working with Chef Cookbooks, Chef Recipes, Chef attributes.
• Experienced in Installs, Upgrades, Patches, Configuration, performance tuningonUNIX, Linux and Solaris serversand systemsoftware & hardware
• Experience in Installing, configuring and maintaining Samba,Web Sphere& Web Logic Application Servers, Nagios and Chef.
• Experience leveragingTFS(Team Foundation Server) environments using Visual Studio, .NET and Microsoft SQL Server
• 5 years excellent experience in building and deploying Red Hat KickStart, PXE, and NFS Servers
• Responsible for OS maintenance activities like upgrading the OS, updating the services and third-party software’s
• Experiences in NIS, LDAP, NTP, FTP, DHCP, SAMBA, users setup/troubleshooting
• Experienced on Red Hat Satellite Server with custom repositories to provide a stable management solution for the Linux environment.
• Excellent experience in low latency/high performance environment
• Knowledge on migration projects and capacity management software
• Experienced in documenting various maintenance activities and upgrades and changes in the network architecture
• A quick learner with excellent problem solving and interpersonal skills

TECHNICAL SKILLS

Operating System \Build/CI Tools\: Windows 2K, XP, 2003, NT, 2008, 2012R2, \ANT, Maven, Jenkins, Chef, Puppet, Nexus, \Red Hat Linux ES 5, 6 \Artifactory Rundeck\

Version Controlling Tools\Scripting Tool\: Subversion, GIT, TFS\Shell, Python, Ruby, Powershell\

Monitoring\Networking\: Nagios, AppDynamics\DNS, DHCP, TCP/IP, SMTP, LDAP, SAMBA\

Database\Cloud \: SQL Server 2016, SQL Server 2014, MySQL\AWS EC2, Microsoft Azure \

Bug Tracking Tools \Virtualization Tools\: JIRA\VMware vsphere, V-Center\

Applications\: Apache, Tomcat, IIS\

PROFESSIONAL EXPERIENCE

Confidential, GA

DevOps Engineer

Responsibilities:

• Excellent hands on experience in installation, configuration and troubleshooting issues and performance tuning of WebLogic/Apache/IIS and Tomcat.
• Follow Agile Kanban Methodology participating in daily standups, sprint planning’s, backlog grooming sessions and show & tell at the end of the sprints.
• Good knowledge on Kerberos authentication, automated the process of Winbind-Samba configuration through Chef using Ruby.
• Hands on experience in managing and administeringTFS2013/2015, VSTS
• Good experience on Microsoft Azure both Classic and RM instances, using arm templates for spinning up machines and configuring site to site vnet’s.
• Implemented Hub-and-Spoke topology for our new managed Azure subscription.
• Setup of Citrix XenApp and XenDesktop for business users to login and use the applications.
• Automated the setup of new Chef Server using Shell script.
• Setting up Python, R integrated environments and deployed ELK (Elastic Search, Logstash, Kibana) cluster for Data scientists using Chef.
• Experience with knife command line utility, Berkshelf dependency manager, test kitchen and chef-solo to validate cookbooks.
• Working knowledge on setting up AppDynamics controller and deploy agents for both DotNet and Java applications using Chef for monitoring the load and performance of the machines.
• Knowledge on setting up Vormetric DSM and deploy agents on all the machines to encrypt the data in production environments
• Integrated Chef and Rundeck to configure several jobs on Rundeck like bootstrapping nodes, spinning of instances and running Chef Recipes on target nodes for push button deployment.
• Capture snapshots of instance images and transfer them from one region or subscriptions to other in Azure using Aspera or MoveIT.
• Knowledge on Auto scaling launch configurations for lower environments, and creating auto scaling groups with reusable instance templates for Automated Provisioning on demand based on capacity requirements.
• Installed and configured Jenkins master that served 30 different slaves supporting 8 different applications with various release life cycles and multiple CI pipelines setup on project branches
• Installation of Ambari server, agent and Hadoop pre- configuration for setting up Hadoop cluster using Chef
• Administration and maintenance of Docker runtime environment, Versioning and lifecycle management of Docker images, Experienced in Docker orchestration framework.
• POC on different kinds of NAS like Gluster, Lustre, SoftNas in managed Azure for better performance, reliability and linear scalability.

Confidential, CA

SysOps Engineer

Responsibilities:

• Working experience of SALTSTACK 2014.7.0 & 2015.5.0, GitHub - cloning repos, fork repos, generating SSH keys etc.
• Decommissioning of Nagios Monitoring and Ganglia for old RTS and IDMAP servers.
• Created a salt state for Apollo client install and upgraded Apollo client to 2.1.3.7.
• Worked on migrating our production Helium salt master 2014.7.0 to Lithium salt master 2015.5.0.
• Primarily used FOREMAN to check on Host Configuration status, to configure Salt states and Puppet Environments.
• Used cloud formation templates in AWS for provisioning and monitoring the virtual machines. Deploy Lambda services with server less framework and API creation using python boto scripting.
• Experienced in using C3 virtual machine (VM) for testing purposes and managing the instances.
• Fixed FOREMAN to support multi-interface as our previous version doesn’t support anything beyond eth0.
• Responsible for monitoring all the jobs that are running, scheduled, completed and failed. Troubleshooting the failed jobs is a primer in these situations.
• Co-coordinated Instance Refreshes and Environment Re-base lining.
• Administering Jenkins and secured Jenkins with role based access controls and matrix based project access.
• Experience in Jenkins monitoring external jobs, distributed builds and plugin management.
• Integrated Ant and Maven with Jenkins to automate the build process as a part of
• Continuous delivery
• Planning, scheduling and documenting releases at code Freeze Periods.
• Installed/Configured and Managed Nexus Repository Manager.
• JIRA is used as ticket tracking, change management and Agile/SCRUM tool.

Confidential, VA

System Engineer

Responsibilities:

• Imported and managed multiple corporate applications into Tortoise SVN and implemented the setup for Master slave architecture to improve the Performance Automated SQL Scripts.
• Worked with the RHEL for enterprise environment and CentOS for the POC environment
• Experience in creating users, groups and roles in LDAP server
• Experience in writing the re-write rules in Apache HTTP Server Version 2.0
• Setup the JMS and JNDI on the WebLogic servers.
• Managed and worked with various instances of EC2, creating AMI’s, managing EBS volumes and configuring security groups, elastic ips etc...
• Build scripts using ANT and MAVEN build tools in Jenkins, Sonar to move from one environment to other environments.
• Worked on making DNS entries to establish connection from server to DB2 database.
• Performed patching, backups on multiple environments of Solaris, Linux and VMware.
• Created new slices, mounted new file systems and uncounted file systems.
• Created multiple Python, Perl and UNIX shell scripts for various application level tasks
• Assisted other UNIX administrators when help was needed (i.e. creating UNIX accounts, writing scripts to perform system administrator functions, responding to trouble tickets, etc.).
• Involved in preparation of functional and system specifications. Estimated storage requirements for applications
• Configuration of Monitoring tools in Linux and Solaris servers.
• Configuration of Network bonding which include Active/Standby and Active/Active.
• Assisted other UNIX administrators when help was needed (i.e. creating UNIX accounts, writing scripts to perform system administrator functions, responding to trouble tickets, etc.).
• Involved in preparation of functional and system specifications. Estimated storage requirements for applications

Confidential

Linux Administrator

Responsibilities:

• Installation, configuration and administration of Red Hat Linux servers and support for Servers.
• Installation, maintenance and regular upgrades of Red Hat Linux Servers using kick start based network installation
• Provided 24x7 System Administration support for Red Hat Linux 3.x, 4.x servers and resolved trouble tickets on shift rotation basis.
• Provide the support of building the server, patching, user administration tasks, deployment, software installation, performance tuning and troubleshooting and KVM.
• Managing Compaq and Linux workstations and servers.
• Installation of patches and other software packages
• Disk and File system management through Solstice Disk Suite on Solaris and other logical volume manager for another flavor of UNIX.
• Monitoring system performance, tune-up kernel parameter, adding /removing /administering hosts, users, disks on DNS / NIS domain,
• Configuration of Hardware and Software RAID on Digital & Sun Servers
• Installation of Oracle Patches and Troubleshooting, Creating and modifying application related objects, Creating Profiles, Users, Roles and maintaining system security.
• Administrative tasks such as System Startup/shutdown, Backup strategy, Printing, Documentation, User Management, Security, Network management, dumb terminals and devices carried out.
• Installation and configuration of Oracle 7.x/8.x
• Implemented NFS, DNS and NIS under SUN.
• Performed the administration of the Domain Name Server and configuration of the Database Files.
• Wrote bash shell scripts for getting information about various Linux servers
• Installed and Configured Send Mail Utility on Sun UNIX Servers.
• Administering NFS Mounts.
• Troubleshooting Backup and Restore Problems Creation of LVMs on SAN using Linux utilities
• Monitored overall system performance, performed user management, system updates and disk &storage management
• Performed OS upgrades and Patch loading as and when required.
• Backing up and restoring files across the network
• Wrote Technical documentation for various projects and worked with Technical writer to finalize the documents.