SUMMARY

• Over all 8+ years of experience in the design and implementation of Continuous Integration, Continuous Delivery, Continuous Deployment and DevOps processes for Agile projects, working with technologies and platforms including Java, Jenkins, GIT, Oracle, UNIX/Linux, VMWare, Docker, Vagrant, Chef, Puppet and AWS.
• Experience in Installation, configuration, tuning, security, backup, recovery, and Operating System upgrade on Red Hat Linux (RHEL 6, 7), UNIX, Centos and Ubuntu.
• Expert - level Experience in Amazon’s cloud computing offerings such as Elastic Load Balancing, Auto Scaling, VPC and Cloud Formation.
• Created Private Cloud by installing Open stack on VMware hypervisor layer on servers.
• Utilized configuration & automation tools such as Puppet, Chef.
• Experience in administration of Microsoft SQL server and MySQL in AWS cloud platform.
• Experience in writing Packages, Stored procedures, Functions and Database Triggers using SQL and PL/SQL.
• Extensive experience with deployment and build management system tools such as Jenkins/Maven and version control system tools like GIT and SVN.
• Extensive experience to setup monitoring tool such as Cloud Watch and Nagios to maintains various systems on different environments.
• Handled UrbanCode deploy tool for automating application deployments for agile software development.
• Strong command on SCM concepts such as Branching, Merging and stashing.
• Experience in development of utilities using Shell and Python scripting to automate processes.
• Configured and managed Red hat satellite Network server, performing package management tasks and Terrata updates.
• Experience in configuring and managing Storage to Storage replication and backup Services.
• Knowledge of networking (TCP/IP, Ethernet), NFS, DHCP, SMTP and RAID. Performed troubleshooting NFS, NIS, Samba, DNS, DHCP, LDAP and network problems.
• Monitoring and managing file system usage, hardware and system process failures. Planning and provisioning of hardware, storage allocation and network configurations.

TECHNICAL SKILLS

Operating Systems: RedHat Linux, Unix, Ubuntu, Centos, Windows 7/8/10, Windows Server 2008/2012, VMware Esxi 6/5.5

Cloud Technologies: AWS, Openstack, Docker, Vagrant

Databases: MySQL, SQL Server, MongoDB, NoSQL

Monitoring Tools: CloudWatch, Nagios, Wireshark, Packet tracer

Automation and Build tools: Jenkins, Maven, Ant,UrbanCode Deploy

Configuration Management Tools: Puppet,Chef,Ansible

Virtualization: VMware, Oracle Virtual box

Version control tools: Git, Github,SVN

Scripting: JavaScript,Bash shell,Perl,Python, Ruby

Basic programming: C, C++, HTML 5, CSS 3, Java.

Amazon Web Services: CloudFormation, CloudWatch, VPC, EC2, S3, Glacier, EC2 Container Service, Elastic Beanstalk, Snowball, DynamoDB, RDS, Red shift, Direct Connect, Route 53, Identity & Access Management, Lambda, AWS IoT, SNS, SES, SWF, SES, Elastic search Service, Code Commit, Security Groups, AMI, Elastic Block Storage, Elastic IP, VPC Peering, Network ACL, Regions, Route Table

Openstack Services: Nova, Neutron, Cinder, Swift, Glance, Keystone, Horizon, Heat, Magnum

PROFESSIONAL EXPERIENCE

Confidential, Carmel, IN

DevOps Engineer / AWS Engineer

Responsibilities:

• Involved in designing and deploying a 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 AWS Cloud formation.
• Migrated the current Linux environment to AWS/RHEL Linux environment and used auto scaling feature and Involved in Remediation and patching of Linux Servers.
• Configured Identity and Access Management (IAM) and Security Group in Public and Private Subnets in Virtual Private Cloud (VPC).
• Experience in working with PL/SQLPackages and Stored Procedures, Triggers and involved in doing Unit Testing, Integration Testing and System Testing.
• Created AWS Route53 to route traffic between different regions.
• Used MySQL, Dynamo DB and Elastic Cache to perform basic database administration.
• Template creation in json format for Cloud Formation to create/modify multiple Stacks.
• Managed Version control tool GIT to version code changes to help developers/programmers branch/merge/revert code.
• Participated in working on Openstack services like Nova, Neutron, Swift, Glance and Heat.
• User, Group creation, monitoring and maintaining log for system status/health using Linux commands and Nagios system monitor.
• Build out server automation with Continuous Integration - Continuous Deployment tools like Jenkins/Maven for deployment and build management system.
• Configuration tool Installed and configured such as puppet Master and Agent via CLI tools to AWS nodes.
• Experienced with AWS data backup (snapshot, AMI creation) techniques, along with data-at-rest security within AWS.
• Good understanding of ELB, security groups, FTP, SCP, NAT, firewall and Route 53.
• Designed and developed automation test scripts using Python.

Environment: AWS EC2, S3, VPC, Red Hat Linux 7/6, Windows 2008, SQL Server, CloudWatch, Nagios, DynamoDB, Cloudformation, GIT, VPC, Puppet, Jenkins, Maven, Python, Openstack, Nova, Neutron, Swift, Glance, Heat.

Confidential, Overland Park, Kansas

Sr. DevOps Engineer

Responsibilities:

• Building Linux servers from scratch for Production, Development and Test Environments and supported those ones under production.
• Applied patches on servers running RHEL Linux to the latest available version using RHEL satellite server.
• Used several Jenkins plugins like Art factory Plugin, Ant, Maven Plugin etc.
• Set up Jenkins master/slave to distribute builds on salve nodes.
• Setup Chef Server, workstation, client and wrote scripts to deploy applications.
• Experience in performing SAN provisioning to Linux and ESX servers from EMC SAN arrays.
• Automated CI/CD processes using Jenkins, build- pipeline plugin, maven, UrbanCode deploy With Patterns/Release.
• Worked on recipes, cookbooks, roles, data bags, runlist to deploy web applications, applications servers and vendor applications.
• Developed many JSP pages, used Java Script for client side validation.
• Develop core Java programs for all business rules and workflows using spring framework.
• Worked in creating files systems using Logical Volume Manager (LVM), RAID levels.
• Worked on AWS EC2, IAM, S3, EBS, Elastic Load balancer (ELB), auto scaling group’s services.
• Responsible for maintaining Linux servers (RHEL, Ubuntu and Amazon) as well as ensuring the health and stability of the server.
• This included trouble shooting possible package/library conflicts using various OS, server and application logs to pinpoint the problem in order for it to be corrected.
• Managed Ubuntu Linux and Windows virtual servers on AWS EC2.
• Created log scripts in XML and the corresponding code in the Java classes.
• Developed scripts using Bash and Shell scripting.
• Worked on Agile methodology and used JIRA for issue tracking.
• Performed tasks on F5 load balancer like ordering new certs, installing and renewing SSL certificates, bouncing servers with performance issues after taking them out of the server pools, ID maintenance, User, Group management for all the UNIX servers.

Environment: Red hat Enterprise Linux, EC2, GIT, WebSphere, Salt, Solaris, Cent OS, Puppet, Chef, Nagios, AWS, EC2, S3, AIM, Shell, Jenkins, Python, Perl, Bash, LDAP, OpenStack, Disk Management, MYSQL, Docker, Java, JavaScript.

Confidential, Bloomington, MN

DevOps (PKI) Engineer/ Cloud Automation Engineer

Responsibilities:

• Extensively worked on Installation and configuration of Red hat Linux 5 / 6, Ubuntu 12.04/14.04 and Windows 03/08 Servers on large distributed environment.
• Worked on Block Infrastructure to perform Virtualization using on RHEL/SUSE servers.
• Worked on Installation of VMware and creating Virtual Machines from scratch and from templates and Assisted in troubleshooting applications for Load balancing.
• Worked with SSL, RSA, PKI (Public Key Infrastructure).
• Deployed and Configured Automation tools like Puppet, and Chef.
• Worked on configuring Puppet master servers and installing Puppet client software on Linux servers.
• Deployed Puppet, Puppet Dashboard, and Puppet DB for configuration management to existing infrastructure.
• Worked on Installation and Configuration of Chef Server and Chef-client (Nodes)
• Deployed and maintained infrastructure using Chef cookbooks and recipes
• Configured yum repository server using Chef on RHEL 5/6.x in VMware environment.
• Worked on Shell scripting.
• Installed Nagios on the Global Servers and developed Bash Scripts for Monitoring Point of view.
• Working with AWS Cloud computing and involved in creating AWS instances and deployed Linux and Ubuntu on AWS environment and Expertise in migrating applications onto AWS.
• Worked on Keystone identity service, Swift object storage service, glance image service, Cinder block storage service and Networking service.
• Configured Various Network services such as NFS, DNS and NIS.

Environment: Red hat, Ubuntu, OpenStack, AWS, Nagios, Virtual Machines, Python, Shell Scripting SVN, Maven, ANT, Jenkins, Chef, Puppet.

Confidential, Bloomington, IL

DevOps/Build Release Engineer

Responsibilities:

• Installed, Deployed Red Hat Enterprise Linux 6.x/7.x, CentOS and installation of packages and patches for Red Hat Linux Servers.
• Migrated services from a managed hosting environment to AWS including: service design, network layout, data migration, automation, monitoring, deployments and cutover, documentation, overall plan, cost analysis, and timeline.
• Involved in troubleshooting of Red Hat Linux server issues and hardware issues and replacements.
• Installed/Configured/Managed Puppet Master/Agent. Wrote custom Modules and Manifests, downloaded pre-written modules from puppet-forge. Upgradation or Migration of Puppet Community and Enterprise.
• Managed Amazon Web Services (AWS) infrastructure with automation and configuration management tools such as Puppet, Chef or custom-built. Designing cloud-hosted solutions, specific AWS product suite experience.
• Using PL/SQLTables and Records in transaction processing using the Oracle feature Bulk Copy and Bulk Collect
• Proficient in using all Amazon Web Services including EC2, EBS, IAM, S3, ELB.
• Administered and Engineered Hudson for managing weekly Build, Test and Deploy chain, SVN with Devel/Test/Prod Branching Model for weekly releases.
• Automated Weekly releases with ANT/Maven scripting for Compiling Java Code, Debugging and Placing Builds into Maven Repository.
• Wrote Python Scripts to Monitor Variety of Services &Perl Scripts with Hash/Arrays to Insert/Delete/Modify content in multiple servers.
• Secured Linux servers by hardening the OS using IPTables, SELinux.
• Worked with the hardware vendors and application team for the faulty replacement and planning the downtimes accordingly.
• Created customized Kickstart profiles for each server and making ISO to build the server.
• Applied patches every quarter regularly to meet audit requirements using Oracle Ops Center, Red Hat Satellite server, Up2Date, YUM, RPM tools.
• Worked on Installation/Configuration/Administrated VMware ESXI 5.1/5.5 & 6.0 and migrated existing servers into VMware Infrastructure.
• Creating the file systems using Red Hat volume manager and performing the health check on regular basis for all Linux servers.
• Conducting an information security strategy & program assessment based on ISO 27001:2013.
• Worked with JIRA for creating Projects, assigning permissions to users and groups for the projects & Created Mail handlers and notification Schemes for JIRA.
• Performed Mounting & un-mounting the netapp storageLUNs to the Red Hat Linux servers and troubleshooting the issues encountered.
• Working on AWS ElastiCache to store collection in memcached.
• Successfully implemented several new ISO 27001 Information Security Management Systems (ISMS).
• Developed new control mappings between ISO 27001, HIPAA, and NIST .
• Leverages Opscode Chef and the Salt Stack for full automation.
• Planned and performed the upgrades on Linux and AIX operating systems and hardware maintenance on HP and POWER servers like increasing memory, disk, replacing failed hardware.
• Insure impact of software releases to system performance and resource utilization of distributed and mainframe platforms are acceptable during load testing.
• Perform regular ISO 27001 audits with a 100% pass rate to date.

Environment: GIT, Chef, Puppet, Hudson, Ant, Python, Perl, AWS, ElastiCache, Jira, Maven, VMware, AIX, ESXi, ISO 27001:2013, RPM and LINUX.

Confidential

Linux/ System Administrator

Responsibilities:

• Worked on installation, configuration and upgradation of RHEL 4/5/6 and Oracle enterprise systems.
• Performed all administrative tasks like CRON jobs, installing and updating packages and patching.
• Installation, and configuration of Jenkins clients on operating systems, and automated the installation by writing scripts.
• Involved in creation, configuration and management of logical volume groups, as per the system growth by using LVM in Red Hat Linux.
• Configuration and upgradation of kernel and its parameters to tune with application requirements.
• Worked on setting up DNS server, enabling and starting the services along with the required clients.
• Installed Oracle on Red Hat Linux 5, as a part of support to DBA and development team.
• Involved in maintaining backups, archiving and validating data integrity through scripting and job automation.
• Installing, configuring and maintaining several servers like Samba server, NFS server and AutoFs File system.
• Updating and testing configurations of development, test and production servers.
• Installation, integration, tuning and troubleshooting Java, IBM Web-sphere 7.0 and Oracle Web Logic.
• Installation of SSL certificates for Web-sphere and Web Logic servers and also responsible for renewal of those certificates.
• Created virtual machines deployed OS and managed hardware.
• Configured and tuned networks and servers for optimum performance and checked for vulnerabilities Routine tasks.

Environment: RHEL 5.x, 6.x, Red Hat Linux enterprise servers, Solaris 10, DNS, Samba, NFS, VMware Virtual Client 3.5.