SUMMARY:

• 7+ years of experience as a System Administrator in REDHAT Linux, Centos, Oracle Enterprise Linux, Ubuntu, OSX, Windows and Sun Solaris servers and experienced DevOps Engineer
• Experienced in source code management using Git and SVN
• Good understanding of full SDLC with Solid expertise on software Build/Release, Configuration process and DevOps Engineering.
• Experience in Automation, Installation and overall Configuration Management of servers using Puppet and Chef
• Experience in installing, upgrading and configuring RedHat servers using Kickstart and Solaris server using Jumpstart.
• Experienced with the YUM for RHEL and YAST for SUSE for upgrading the Linux.
• Hands on experience in building RPM's and compiling the Linux kernel for different builds.
• Strong understanding of Infrastructure automation using Puppet and Chef
• Expertise in DevOps, Release Engineering, Configuration Management, Cloud Infrastructure, Automation. It includes Amazon Web Services (AWS ), Ant, Bitbucket, Maven, Jenkins, Chef, SVN, GitHub, NexusCVS, Tomcat, Linux etc.
• Experienced in cloud application and server virtualization using AWS (Amazon Web Services) and Azure
• AWS Certified SysOps Administrator
• Good command in working with Tracking Tools JIRA, Remedy and ServiceNow.
• AWS EC2 and Cloud watch services. CI/CD pipeline management through Jenkins. Automation of manual tasks using Shell scripting.
• Work on Red hat OSE of Docker container, and Kubernetes
• Hands on experience in Amazon Web Services (AWS ) provisioning and good knowledge of AWS services like EC2, S3, Glacier, ELB (Load Balancers), RDS, SNS, SWF, VPC, and EBS etc.
• Extensive experience in Installation, Administration, Patching, Upgrades,
• Configuration, Performance Monitoring, Tuning, Security, Backup, Disaster Recovery, Supporting and Troubleshooting of RHEL 4.x, 5.x, 6.x, SUSE Linux Enterprise Server (SLES) 10.x, 11i, SOLARIS 8.x, 9.x, 10.x, 11.x, CentOS 5, 6.
• Experienced in shell scripting using ksh, bash, perl, Ruby and python to automate system administration jobs.
• Knowledge on Agile, Waterfall and Scrum methodologies. Developed an ability of choosing best methodology depending on projects nature.
• Experience in working with different monitoring tools like Nagios and Cacti.
• Expertise in creation of startup and shutdown scripts, crontabs, files system maintenance and backup scripting and automation.
• Expertise in creation and administering Virtual Machines, Catalogs using VMware vCloud Director 5.0. and hands - on experience of vMotion, SVMotion and Fault tolerance.
• Good Knowledge in planning and designing of Disaster Recovery and Data Recovery.
• Expertise in Installing and Managing LDAP, NIS, NIS+, NFS, DHCP, SAMBA, HTTP, FTP, SSH, DNS etc.
• Strong experience in TCP/IP packets, packet analyzing using snoop, tcpdump and Wireshark.
• Hands on experience in installing and administrating CI/CD tools like Hudson, Jenkins, Bamboo.
• Installing and configuring of security networks like certificates using SSL.
• Experienced in installation, configuration, management, troubleshooting and support of WebSphere, JBOSS, Tomcat, Apache Web server and BEA WebLogic application server, LDAP and mail server.
• Experienced on using awk and sed to automate log monitoring.
• Good experience in reviewing system logs files for errors, settings up CRON jobs for backups and monitoring process.
• Good knowledge of Middleware Application Servers.
• MS Office, MS Project, Visio, MS PowerPoint, SharePoint
• Excellent hands on experience in creating, updating and closing tickets.
• Strong trouble-shooting and debugging skills and ability to handle multiple tasks and can work independently as well as in a team.
• Excellent client relation skills and the drive to complete the tasks effectively and efficiently as well as the ability to communicate effectively with all levels of management and the client community.
• Provided 24/7 technical supports to Production and development environments.

TECHNICAL SKILLS:

Operating Systems: RHEL (5.x, 6.x, 7x), Sun Solaris CentOS 5,6, OSX, AIX, Windows 2003, 2008, VMware ESX (3.5,4.0)

DevOps Tools: AWS, Puppet/MCollective, Chef, Nagios, Jenkins, Maven, Ant, MySQL, JBoss, Zookeeper, Salt, Tomcat, Apache webserver, Git/GitHub, SVN repo Networking TCP/IP, NIS, NIS+NFS, DNS, DHCP, WAN, SMTP, LAN, FTP/TFTP, POP3, TELNET, Firewalls, BIG IP 10.0, Snoop, Tcpdump, Wireshark.

Security and Monitoring: Nagios, Iss System Scanner, HP Sitescope, BMC Patrol, Linux Iptables, Solaris Ipfilter, Symantec Enterprise Security Monitoring Tool, Teamquest

Database Servers: Oracle 7.x, 8.x, 9i, 10g RAC, MySQL 7.0, 6.5

Web/Application: Servers WebLogic 8.x, 9.0, 10, Websphere 5.x, 6.x, JBoss 4.x, 5x, Apache Tomcat 5.x, 6.x, 7.x

Programming Languages: Bash and Korn Shell scripting, Perl, Ruby, Python, C, C++, core JAVA Virtualization VMware, VCenter,Hyper-v, Virtual box, Solaris zones/ containers, LDOM.

PROFESSIONAL EXPERIENCE:

Sr. DevOps Engineer

Confidential,CT

• Involved in designing and deploying multitude applications utilizing almost all of the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM) focusing on high - availability, fault tolerance, and auto-scaling in AWSCloudFormation.
• Our DevOps solution includes the functions of build, deploy, automation test control, generating reports and notification services with an end goal of continuous integration in a data center and Cloud (AWS environment).
• Used MySQL and Elasticache to perform basic database administration. Build out server automation with Continuous Integration - Continuous Deployment tools like Jenkins & Maven for deployment and build management system.
• Performance tuning the JVM to suit the specific application needs.
• Deployed the built docker image on Mesos using Marathon. Using a multi-container setup deployed on Mesos.
• Familiar with multiple integration techniques such as SOA, Web services (REST APIs, SOAP) and other communication interfaces like TCP, M LLP, HTTP, HTTPS etc
• Used Chef for application automatic deployment and provisioning to different environments.
• Deploy and monitor scalable infrastructure on Amazon web services (AWS ) & configuration management using Chef
• Following Agile/Scrum methodologies, part of daily Scrum calls, have biweekly show and tell sessions and using Jenkins tool for continuous delivery practices.
• Creating fully automated continuous integration, continuous delivery, continuous deployment pipelines, DevOps processes and tools for multiple projects using Chef and AWS .
• Load balancer using Netscaler
• Installed and configured Bamboo on Linux environments.
• Implemented automated local user provisioning instances created in AWS cloud.
• Knowledge of tools code quality analysis tool such as SonarQube
• Proven ability at working in a dynamic, fast paced environment
• Installation, configuration and administration of Jboss Servers.
• Created continuous integration system using SVN, Ant, Jenkins, chef full automation.
• Used ANT as a build tools on java projects for the development of build artifacts on the source code.
• Manage AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for SVN and Chef.

ENVIRONMENT: AWS, SVN, ANT, Chef, Jenkins, VDI, VPC, Route53, EBS, SQL, ELB, Cloud watch, Cloud Formation, Docker, Jira, AWSCLI, AWS Auto Scaling, Unix/Linux, Ruby.

AWS / DevOps Engineer

Confidential,New York

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• DevOps Engineer for a team that involved different development teams and multiple simultaneous software releases.
• Developed and implemented Software Release Management strategies for various applications according to the agile process.
• Performed role as Automation Engineer for Developing Build and deploy tool (like Jenkins)
• Converted old builds using ANT to Maven and XML for doing Java build.
• Automated deployments to Linux, Windows servers using Shell and Powershell scripts.
• Implementing a Continuous Delivery framework using Jenkins, Chef, Maven&Nexus in Linux environment
• Use of F5 to configure load balance and high availability
• ITIL Knowledge (Incident, Change and Problem Management) and tools (ServiceNow)
• Experience with Installation, Configurations, maintenance and support on Openstack,
• Managed Chef Cookbooks to automate system operations.
• AWS Cloud management and Chef Automation.
• Implemented AWS solutions using EC2, S3, RDS, EBS, Auto scaling groups, Optimizedvolumes and EC2 instances.
• Developed Perl and shell scripts for automation of the build and release process, developed Custom Scripts to monitor repositories, Server storage.
• Created zones and added storage to an existing storage pool
• Created Schemas for Oracle 12C cloud based applications, based on application behaviour.
• Written Cloud formation templates and deployed AWS resources using it.
• Implemented rapid - provisioning and life-cycle management for Ubuntu Linux using Amazon EC2, Chef, and custom Ruby/Bash scripts.
• Utilized Kubernetes and Docker for the runtime environment for the CI/CD system to build, test, and deploy.
• AWS EC2 and Cloud watch services.CI/CD pipeline management through Jenkins. Automation of manual tasks using Shell scripting.
• Imported and managed multiple corporate applications into GIT.
• Setup and maintenance of automated environment using Chef Recipes &Cookbooks within Azure environment.
• Supported the process of first time configuration of web applications using Vagrant along with Chef for provisioning.
• Used Knife and Chef Bootstrap processes.
• Responsible for automated ClearCase administration tasks using PERL Scripts
• Deployed J2EE applications to Application servers in an agile continuous integration environment and also automated the whole process.
• Involved in editing the existing ANT/MAVEN files in case of errors changes in the project requirements.
• Managed Maven project dependencies by creating parent-child relationships between Projects.

ENVIRONMENT: Java, Agile, Tortoise GIT, Chef, AWS, Docker, Nagios, Kubernetes, Jenkins, ANT, MAVEN, Perl Scripts, Shell Scripts, XML, Oracle 11g, JIRA, OpenStack, Ruby Scripting, GIT, Windows

DevOps Engineer

Confidential,Alpharetta, GA

• Supporting infrastructure environment comprising of RHEL and Solaris.
• Implemented Jenkins, Chef, Nagios tools, DevOps .
• Used Ant Scripts to automate the build process
• Configured servers, services, service groups, monitors, VIP (virtual IP) on CITRIX Netscalars for load balancing.
• Worked on both on - premises machines and cloud instances of Azure and AmazonEc2 also done provisioning of those.
• Used the Saltstack for the continuous code deployment, Real-time automation.
• Implementing a Continuous Delivery framework using Jenkins in Linux environment.
• Extensively worked with Version Control Systems as Git.
• Written Chef cookbooks to provisioning and managing Linux servers.
• Created Chef Recipes for automating the Infrastructure, deployment process.
• Managed Nodes, Runlists, roles, environments, Databags, Cookbooks, recipes in Chef.
• Resolving different Users request.
• Hands on experience in monitoring EC2 instances using Nagios.
• Creating storage with amazon S3 to store data.
• Created multi Amazon VPC instances.
• Implemented an enterprise global load balancing solution using F5 LTM /GTM/ASM/APM Application Delivery Controllers.
• Used IAM to create new accounts, roles and groups.
• Performed OS provisioning using kickstart through BMCBladeLogic.
• Installation, Configuration and up gradation of RedhatLinux 4, 5.X, and using BladeLogic.
• Creation, Installation and administration of RedHat Virtual machines in VMware Environment.
• Create, extend, reduce and administration of Logical Volume Manager (LVM) in RHEL environment.
• Installing Red Hat Linux 5/6 using kickstart servers and interactive installation.
• Troubleshooting Network, memory, cpu, swap and File system issues, TCP/IP, NFS, DNS, SMTP in Linux, Solaris and AIX servers.
• Performance tuning of Virtual Memory, CPU, system usage in Linux and Solaris servers.
• Configuration of Monitoring tools in Linux and Solaris servers.
• Installation, configuration and administration of Jboss, Apache, Weblogic, Tomcat and Websphere.
• Worked on Patch Management for Redhat.
• Use shell, Perl and Python to writ automate scripts.
• Provide on call support by rotation 24/7.

ENVIRONMENT: Redhat Linux 6.X, AWS, Git, GitHub, Ant, Jenkins, Chef, Linux, Windows, Nagios, MySQL, Tomcat, Ruby, Shell, Ruby, XML.

Unix/Linux Administrator

Confidential, MN

• Administered, Installed and maintained Solaris 8/9/10 servers, Red Hat Enterprise 5.x, 6.x.
• Maintained and supported 700+ Server in Production in development, Test and Production environments.
• Configured Kickstartand Jumpstart Servers RHEL 4.x/5.x and Solaris 9/10 respectively.
• Packaged management and Added patches on Red - hat Linux servers using RPM's &YUM.
• Configured and installed VERITAS file system, VERITAS volume manager and VERITAS cluster server; Troubleshooting and maintaining VCS for failover and redundancy.
• Maintained and configured VERITAS file system, VERITAS volume manager, and VERITAS cluster server.
• Troubleshoot and maintained VCS failover and redundancy.
• Handled and upgraded Sun Cluster, Red-hat Cluster server, VERITAS Cluster server, Zone administration and configuration.
• Shared common storage device with GFS (Linux) and ZFS (Solaris) file systems.
• Configured and created local and global zones using Solaris container technology.
• Configured and Installed Websphere and Apache servers.
• Accomplished and Deployed NIS and NFS for administrative and project requirements.
• Handled and upgraded Nagios and VERITAS Netbackup for monitoring system resources, logs, disk usage, scheduling backups.
• UsedVMware ESX, VMware VCenter, VMware virtual infrastructure for server consolidation and virtualization.
• Upgraded and handled Storage, coordinating with vendors on EMC Clarion.
• Worked on adding new Users and groups and give sudo access in test and development servers and central file synchronization via sudoers, authorized keys, passwd, shadow, group.
• Worked with DBA team in installing and configuring Oracle 10 g and 11g, Sybase, Db2 client v 8.1 and v9.0.
• Coordinated with application team in installation, configuration and troubleshoot issues with Apache, Web logic on Linux servers.
• Used VERITAS Volume manager to create disk groups, volumes, volume groups, and RAID's.
• Installed and configured Veritas Storage Foundation Suite, Volume Manager, Cluster Servers & Veritas File systems (Vxfs).
• Installation and Configuration of SSH, TELNET, FTP, DHCP, DNS.
• Local and Remote administering of servers, routers and networks using Telnet and SSH.
• Installed/Configured/Maintained/Administrated the network servers DNS, NFS and application servers Apache and Samba server.
• Worked on LAN/WAN, firewalls, and routing for Internet and Intranet connectivity using different protocols like TCP/IP, DHCP, HTTP/s, FTP, SMTP & SSH.
• Accomplished Disk Mirrors and RAID 0, 1 and 5 levels on several UNIX/LINUX servers.
• Involved in back up, firewall rules, LVM configuration, monitoring servers and on call support.
• Worked on Unix shell scripting for system/application in automating server task, installing and monitoring applications and data feeding file transfer and log files.
• Worked closely and configured IP Multipathing on existing servers to avoid the downtime in case of Network Migration.
• Handled capacity planning, system performance, and SLA compliance.

ENVIRONMENT: RedHat Enterprise Linux 3/4/5, HP-UX 11.0/11i, AIX 5.1/5.3L, Sun Fire 4800/3800/V880/ Sun Enterprise 6500/500/4500/450/420 R/250 servers, Solaris 10/9/8,, Nagios, EMC Clarion/Symmetric, VERITAS Clusters, HP 9000 K, L, N class server, IBM RS/6000, VERITAS volume manager 4.5, 5, VERITAS cluster server 5, VERITAS Netbackup.

Unix/Linux Administrator

Confidential

• Installed Operating System with Jumpstart for Solaris and Kickstart for Linux.
• Worked on troubleshooting, Installation, and Maintenance of Sun Solaris 8/9/10 and Redhat 9, AS 3.0 servers on various hardware platforms that include Sun 4800, V480, 280R, 4500, 3500, Dell 6400, 2400, 1800 and so on.
• Worked on RAID controllers for hard disk mirroring and striping with parity.
• Managed VMs for Solaris x86 and Linux on VMwareESX 3.5 and administering them with VI Client
• Worked on VxFS, UFS, ZFS and ext3 file systems using VERITAS Foundation Suite 5, SVM and LVM.
• Accomplished a High Availability Cluster using 2 V480s, a T3 and VERITAS Cluster Server 4.0
• Created multiple Meta disks for higher availability and volumes for file systems with Sun Solstice Disk Suite 4.2.
• Configured, administered and performance tuning of Sun Cluster 3.2 and live upgrade of Sun Cluster 3.1 to Sun Cluster 3.2.
• Worked on local and remote Backup/Recovery policies using commands like tar, cpio.
• Troubleshoot at user level on IP /TCP network environment.
• Automated tasks using Korn, Bash Shell scripts.
• Accomplished User administration of UNIX / Linux account using SeOS and also used sudo / RBAC for assigning special privileges to the users.
• Restored file systems using VERITAS Netbackup and worked on backup.
• Automated tasks using Korn, Bash Shell scripts.

ENVIRONMENT: RedHat EL 3, 4.x, VERITAS Volume Manager 5, VERITAS Cluster Server 5.0, VERITAS Netbackup 6.5, VM Ware ESX 3.5, Virtual Center 2.5, BMC Patrol for Unix, Apache 2.2.x, Sun Java System Web Server 7, 7, WebLogic 10, Solaris 8, 9, 10, KSH, bash, Oracle 10g, Sun SPARC Enterprise T2000, T5120, Sun Fire v890, 6800, x4100, x4150, E6900, M5000, M 8000, 3510, 3511, Hitachi Lightening 9970v.