SUMMARY:

• 7+ years of experience in IT industry as a Software Application Devops Engineer, Video - Engineer, System Administrator, Agile Methodology, Change /Incident management Operations, packaging, automating frameworks from one environment to other.
• Experience in all phases of Software Development Life Cycle (SDLC) having strong background in software engineering and scientific research with emphasis in Designing, Developing, Implementation, Deployment and Support of distributed enterprise scalable, secure and transactional applications.
• Proficient in trouble shooting complex build problems, release and environment issues in the multi component environment, worked on coordinating multiple releases across the projects.
• Good experience on Code deployment activities in Production servers including preparation of Installation Document and providing support in User Confirmation Testing.
• Expertise in Setting up and building AWS infrastructure with various resources VPC, EC2, S3, IAM, Route 53, EBS, Security Group, Auto Scaling, and RDS in Cloud Formation template using JSON script.
• Have designed and Implemented substantial, scalable web application with fully automated deployment and control systems i.e., (most recently a high availability, multi scalable vpc deployment).
• Configured AWS IAM and security group in public and private subnets in VPC, also Designed and Developed Disaster Recovery, Archiving, and Backups in AWS Cloud.
• Hands on experience on Terraform a tool for building, changing, and versioning infrastructure safely and efficiently. Used Terraform to write Cloud Formation scripts automate the provisioning of AWS resources.
• Experienced with Handling Cloud environments (AWS) Configuration management using Amazon Cloud Formation, Continuous integration with Jenkins and Bamboo.
• Good functional knowledge on custom monitoring metrics, analysis, alarms via cloud watch, and good experience on AWS API and different toolkits for instrumenting its performance (BOTO).
• Proficient in trouble shooting complex build problems, release and environment issues in the multi component environment. Worked on coordinating multiple releases across the projects.
• Experience in Physical to Virtual (P2V) and Virtual to Cloud (V2C) migrations using several tools. Worked on Virtualization and Containers (Docker) and Hypervisors ESXI, ESX and Installed VMware ESXi 5.5 and 6.5, vSphere Server and VMware Servers.
• Expert level understanding of Jenkins builds and deployment systems, job configuration and debugging.
• Experience in working on version control systems like Subversion, GIT and used Source code management client tools like Stash/Bit bucket, Source Tree, Git Bash, GitHub and other command line applications etc.
• Monitoring Linux log files, to gain detailed insight on server performance, security, error messages underlying issues.
• Using Kubernetes, controlled and automated application deployments and updates and orchestrated deployment.
• Experienced in Upgrading, Performance tuning, Migrating, Troubleshooting, Disaster Recovery and Monitoring of various Red Hat Enterprise Limited (RHEL 5.x/6.x/7.x) systems.
• Good Knowledge of using Routed Protocols: DNS, FTP, SFTP, SSH, HTTP, HTTPS. Implemented Kickstart/PXE Boot Servers that Rsync between multiple locations.
• Has good knowledge of the Technical and Functional aspects of Salesforce.com, on demand CRM package.
• Closely worked with Development, QA, UAT and other teams to ensure automated test efforts are tightly integrated with the build system and in fixing the error while doing the deployment and building.
• Collaborated with developers and performance engineers to enhance supportability and identify performance bottlenecks
• Worked on Installation/Configuration/Administrated VMware ESXi 5.1/5.5 & 6.0 and migrated the existing servers into the VMware Infrastructure and Managed data stores and V centers with VMware Installation and ESX hosts configuration
• Provided 24/7 on call support on Production Servers also responsible for maintaining security and Production Related Issues, Monitoring Severs and Deployment of Application Software.
• Good knowledge and hands on Experience in monitoring tools for servers and applications like New Relic, Splunk, Nagios, Zabbix, AppDynamics etc.
• Proven track history of taking complex delivery problems and creating linear and more collaborative solutions.
• Good analytical, problem solving, communication skills and can work independently as a member of a team. Able to communicate large volumes of content rapidly and clearly.
• Enthusiastic and persuasive, motivating others by considering their points of view, and then adjusting the delivery to fit according to requirement.

TECHNICAL SKILLS:

Platforms: UNIX, LINUX, MacOS, Windows

Cloud: AWS (EC2, IAM, S3, Auto Scaling, SNS, SQS, route 53, Cloud Watch, Cloud Trail), Azure, SFDC

CI CD: Jenkins, Anthill Pro, Bamboo, SPINNAKER

Build Tool: ANT, MAVEN, MS BUILD

Databases: Oracle, MySQL PRO, MS SQL Server, Cassandra, postgres

Scripting Languages: Shell Script, Core Java, python, Apex, Visual Force

Containerization Tools: Vagrant, Docker and Kubernetes

Virtualization: Virtual Box, VM ware, VMWare ESXi 6/6.5, vSphere, Fault tolerance, Highavailabilty.

Web Technologies: JDK 1.5/1.6, Servlets, Applets, EJB 2.0, JSP 1.2, J2EE, JMS, Networking, JDBC, LDAP, HTML

Web/Application Servers: IBM Web sphere 6.x, Apache Web Server 2.0, Apache Tomcat 6.0

BugTracking Tools: JIRA, confluence, Remedy, Bugzilla

PROFESSIONAL EXPERIENCE:

Confidential - Dallas, TX

Cloud DevOps Engineer

• Worked on Design, implementation maintaining AWS infrastructure and services within a managed service environment and deployed enterprise class security, network (NIST framework), systems management applications within an AWS environment.
• Implement process and quality improvements through task automation. Institute infrastructure as code, security automation and automated maintenance tasks.
• Worked on agile practices release management Lead development team in designing/migrating AWS cloud-based solutions.
• Work with research distributed teams to design and develop frameworks, solution accelerators, proofs of concept, and external customer facing products Following CISS Benchmarks rules and NIST security.
• Responsible for planning, installing and supporting AWS infrastructure (S3, ELB, EC2, RDS, Route 53 to route traffic between different regions), IAM, security groups - CIDR’s, VCP, NAT) and deployment via EC2 Installs with CentOS, Ubuntu and RHEL.
• Worked on implementing intrusion detection system on AWS cloud infrastructure that provides security intelligence across some selected instances using OSSEC intrusion detection and prevention techniques and configured Trend Micro Security SAAS for extra layer of protection.
• Designed the AWS Virtual Private Cloud (VPC) to overcome routing limitations so that all data traffic was forced through appropriate EC2-based security appliances. Configured AWS IAM and security group in public and private subnets in VPC.
• Designed permissions for users and groups to have secure access to AWS resources using AWS, Identity Access Management (IAM) and AWS organizations.
• Maintaining Multizone data backup on Amazon EC2, S3 by locally maintaining data archives using daily, weekly, monthly log rotates schemes, involved in maintaining the user accounts in AWS cloud computing platform and its scalability features, including Vpc (virtual private cloud), EC2, load balancing with ELB for uniform traffic.
• Worked on creating both private and public subnet. configured with unique address range for ipv4/ipv6 CIDR block (Vpc) to host application through ALB and Route 53 accessible via dual stack to configure fromIPV6 address
• Responsible for installing Jenkins server from the ground up, creating multiple Jenkins pipeline and configured Jenkins slave. Configured Jenkins for deploying applications on Kubernetes.
• Configured ansible to manage AWS environment and automate the build process used by all applications deployments including auto scaling and cloud formation scripts
• Worked over existing AWS infrastructure to Serverless architecture through the creation of a Serverless application using Lambda& API gateway, Route53, S3 buckets.
• Worked on Application running in a Docker container with EC2 slaves in Amazon AWS cloud configuration. Also gain familiarity with surrounding technologies such as Mesos (Mesosphere) and Kubernetes.
• Automate provisioning of cloud infrastructure to support the development organizations and working on Auto scaling, Cloud watch (monitoring), AWS Elastic Beanstalk (app deployments), Amazon S3 (storage) and Amazon EBS (persistent disk storage).
• Extensively worked with automation tools like Jenkins and Spinnaker to implement the End to End Automation, Strong experience utilizing Jenkins for enterprise scale infrastructure configuration and application deployments - checking out code from SVN/Git and use Ant/Maven to build war/jar artifacts
• Implemented experience with installation and configuration of Kubernetes, clustering them and managed local deployments.
• Designed a Continuous Integration/Continuous Deployment (CI/CD) process using git, Jenkins, ECR and spinnaker to deploy though EKS. Maintained Elasticsearch, Logstash, Kibana along with FluentD for Kubernetes based applications.
• Worked on Helm chart configurations to install in EKS clusters; Managed Kubernetes using Helm charts Created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and Managed releases of Helm packages.
• Set up and maintained Logging and Monitoring subsystems using tools like Elasticsearch, Fluentd, Kibana, Prometheus, Grafana and Alert manager.
• Extensive involvement in LINUX/Unix system Administration, System Builds, Server Builds, Installations, Upgrades, Patches, Migration, Troubleshooting on RHEL.

Confidential - Denver, CO

Systems Application / DevOps Engineer

• Responsible for Build, program, troubleshoot, operations and maintenance of systems, applications and components used in the provisioning and delivery of Services. Assisting with deployment and customization of tools related to Cisco UCS, and VMWare virtualization.
• Have end-to-end Knowledge on Spectrum Guide Architectural flow for three MSO’s (CHARTER, TWC & BHN) Markets. Worked on Different components for the Build of spectrum guide.
• Worked on configuring and Kick starting stitcher component which is accessible from Cisco UCS Manager GUI and the KVM Launch Manager that emulates a functionality with in the network.
• Worked on kick starting bare metal Centos 7.2 systems with the Spacewalk server and Built VMs using Terraform modules for automation. Worked on Terraform for building, changing, and versioning infrastructure.
• Experience in using AWS including Auto Scaling in launching EC2 instances, Elastic Load Balancer, S3 Lambda for server less deployment of web applications and automated deployments using Cloud formation templates in JSON. Launched AWS instances using auto-scaling for scaling up and scaling out of EC2 instances while deploying Microservices into production environment.
• Monitoring the applications and altering respective teams in solving the issue. And used Splunk for troubleshooting various applications in production environment.
• Managing the Deployments using BMC Remedy application, creating change requests and driving that deployment to production.
• Worked on building VM’s in Red Hat cloud forms using Ansible automation by writing Playbooks, creating custom inventory files to automate repetitive tasks.
• Worked on Life cycle hooks to keep instances in wait state, perform preproduction tasks, and then launch EC2 instances while deploying into production environment.
• Used Asgaurd tool for deploying non-containerized applications into different environments CAT, QA, SIT and production environments.
• Worked with an agile development team to deliver an end-to-end continuous integration/continuous delivery product in an open source environment using Chef and Jenkins to get the job done.
• Used the continuous Integration tools such as Jenkins for automating/Scheduling the build processes and good knowledge on Jenkins along with shell scripts to automate routine jobs. Configured CI/CD tools to implement Blue - Green deployment methodology for reducing time in Production environment.
• Implemented CI and CD for application using Jenkins as CI tool for integrating different tools like GitHub, Maven, Junit, and Nexus Artifactory.
• Maintained Docker container clusters managed by Kubernetes, Linux, Bash, GIT, Docker, on AWS. Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build test and deploy
• Worked in TRIAGE TEAM to support on tickets provided on application and production environments and document the problem resolution.
• Hands on working with tools like INSIGHT, DRUM, RIO, and Cyclops, SWORD. Worked on integrations and Support the Application Build of Digital Network Control System (DNCS), Digital Addressable Controller (DAC), Advanced Message Solution (AMS), Transport Stream Broadcaster (TSB), Active Video Stack & Zodiac components.
• Build, configure, troubleshoot and maintenance. Actively worked on HUB and LAUNCH validations. Worked Effectively on Validating Guide, Miniguide EPG data Issues, Channel Entitlements and Channel Not available issues in all markets before handing off to production.
• Assist in and implementing corrective measures to address and remedy the issues and interact with various departments with various technical levels to coordinate service activation and troubleshoot product performance issues.
• Performed Troubleshooting and verified CA, SI tunnel info in different CMTS. Worked on CLMS to validate lineups and service ids.
• Worked with controller/core/sdv teams in providing support on Channel Launches/Drops/Rebrands along with CRQ implementation process.
• Co-ordinated with the Data Centre ISP (Internal service provider) & Billings teams with respective World Box (set-top box) provisioning and accounts setup process.
• Provided Support the Integration, Operational Readiness Testing, Hub Validation and Launch Validation to check the various Integrations points and the Functioning of World Boxes per every Hub.
• Worked on Trouble shooting the guide Features i.e., VOD, PPV, DVR. Instant Upgrade, Caller ID.
• Drafted and executed Bash, Python & Maven scripts in QA, Staging and Production environments.
• Identified and Gathered Guide errors, Channel Issues. Used JIRA as Bug tracking tool for tracking and validated the errors to find the root cause and closed them.
• Collecting logs from, CSM, AMS, SPLUNK and stitcher components for identifying root causes.
• Gathering analyzing and documenting requirements to guide the design and development for Linux, UCS and VMware based platforms.
• Having Good Functional knowledge on advanced video engineering - Docsis, QAM.
• Closely worked with MRT teams for troubleshooting STB issues and ISP teams for triaging Launch Gating issues.

Confidential - Nashville, TN

DevOps / Cloud Engineer

• Worked as a DevOps cloud Engineer closely with Dev team that involves different development and multiple simultaneous software release teams.
• Responsible for planning, installing and supporting AWS infrastructure (S3 for storage, ELB, EC2, RDS, Route 53 to route traffic between different regions), IAM, security groups - CIDR’s, VCP, NAT) and deployment via SCALR and EC2 Installs with CentOS, Ubuntu and RHEL.
• Configured AWS IAM and security group in public and private subnets in VPC. Designed permissions for users and groups to have secure access to AWS resources using AWS Identity Access Management (IAM).
• Maintaining Multizone data backup on Amazon EC2, S3 by locally maintaining data archives using daily, weekly, monthly log rotate schemes.
• Involved in maintaining the user accounts in AWS cloud computing platform and its scalability features, including Vpc (virtual private cloud), EC2, load balancing with ELB for uniform traffic, messaging with SQS and auto scaling architectures, using EBS under high I/O requirements.
• Worked on Auto scaling, Cloud watch (monitoring), AWS Elastic Beanstalk (app deployments), Amazon S3 (storage) and Amazon EBS (persistent disk storage).
• Implemented experience with installation and configuration of Kubernetes , clustering them and managed local deployments in Kubernetes with Docker containers.
• Provided consistent environment using Kubernetes for deployment scaling and load balancing to the application from development through production, easing the code development and deployment.
• Explored most of UNIX commands and python libraries/modules which helps to automate DB tables archival to AWS S3.
• Integrating and monitoring using Amazon Cloud Watch with Amazon EC2 instances for monitoring the log files, store them and track metrics. EBS Volumes management and snapshots for backups using Maven scripts.
• Configured the storage on S3 buckets, Using Amazon SDK wrapper libraries to defining Life Cycle Configuration Rules for Amazon S3 to apply actions like Transition and Expiration to group of objects in the bucket.
• Performing Data dump which provides system administration support for a client with instances hosted in Cloud environment and utilizing Amazon Glacier for archiving this data.
• Automate Deployment using Configuration Management tool by writing Ansible playbooks to provision AWS instances to enable Continuous Deployments.
• Experienced in authoring Maven pom.xml files, performing releases with the Maven release plug-in and Setup various Jenkins jobs for build and test automation. Wrote and maintained build scripts SaaS applications modules like supplier services and admin portal using Maven.
• Leverage Hue to improve the ease-of Use in-memory analytics with Spark.
• Maintained Jenkins Continuous Integration infrastructure and automated releases to DEV, STAGING, UAT, Pre-PROD environments and Integrated Selenium automation regression test suite in Jenkins build pipeline.
• Provide on-call support for server infrastructure or application failures resulting in the need to engage on-call IT personnel.
• Managing the VMware Automation center to accelerate the delivery and ongoing management with personalized business infrastructure and customer services.
• Configured unified visibility from applications to infrastructure health and combining metrics and logs. Performing change activities on mission critical systems based on business requirements.
• Configured, Maintained and customized JIRA and Confluence as per the requirements to promote team co-ordination and Ticketing system.
• Worked with multiple development teams to troubleshot and resolve issues and Participated in after hour’s on-call rotation to support Operations related deployments on PROD environment.

Confidential - Wilmington, DE

Devops Systems Engineer / Linux Administrator

• Installation and updating of Red Hat Linux 5.x, 6. X using Kickstart Servers and Interactive Installation. Installed and maintained Red Hat Enterprise Linux based infrastructure in the VMware virtualization environment.
• Worked on migration of data from one server to another server over the network on production environment with the help of Bash and Perl scripting.
• Having knowledge and worked with the Chef Enterprise Hosted, On-Premise, Installing Workstations, clients on nodes, Installing and configuring chef servers, Bootstrapped Nodes, Knife configuration, Writing Recipes and Cookbooks, Roles to override, push jobs and managing applications/OS/packages with chef.
• Configured servers, installed patches, and provided support for virtual infrastructure. Migrated Physical Servers to Virtual Servers with the help of VMware Converters and migrated Virtual Machines using V-Motion.
• Migrated VMWARE VMs to AWS and Managed Services like EC2, S3 Bucket, Route53, ELB, EBS etc. with Opscode Chef Cookbooks/Recipes.
• Bootstrapping instances using Chef and integrating with auto scaling. Created Chef Cookbooks, recipes and updated existing Cookbooks to automate application packaging deployments.
• Troubleshooted Continuous Integration and Automated deployment and management using Jenkins, Chef, Maven, ANT and Docker.
• Configured and used monitoring tools like Nagios/splunk for monitoring the network bandwidth of servers, application health and the hard drives status.
• Management of server Performance, Disk File Systems, Users Creation and granting of file access Permissions. Created user accounts, local and global groups, user administration, removal of Users ID from group and adding users in Sudoers file.
• Administrated NFS, DHCP, NIS, and DNS Samba services that run-on Sun Solaris, AIX, and Red Hat Linux. Experience working with Kickstart, DNS, DHCP, Yum, Mail, CentOS, NFS, RHEL, LDAP, etc.
• Involved in Tuning of Web Application Server for performance improvements including IBM WebSphere Application Server and Jboss EAP.
• Directed the Release Management Calls to synchronize with the Developers, Testers and DBA teams for successful Release
• Performance Analysis of resources like CPU, Memory, Disk and Swap from command line using commands like prstat, vmstat, Iostat, swap etc. and tuning of the kernel parameters for the better performance of the operating system and TCP.
• Patch and Package administration for installation of patches as per company policy and installation of packaged application. Logged events from forced crash dumps and troubleshoot server issues
• Perform periodic system audits on all environments to ensure that only controlled versions of software reside all environments.

Confidential

CRM Application Admin / DEV

• Responsible for gathering the requirements, documenting high level designs, documenting standards for implementation and testing; responsible for the program before deadline.
• Performed Software configuration/release management activities for different Java and salesforce cloud applications.
• Designed and implemented Continues Integration process and tools with approval from development and other affected teams
• Involved in analyzing and documenting software programs developed by the development team; involved in testing and debugging software applications; provided specifications for the development of new applications by evaluating customer or client requirements.
• Installation, configuration and management of Apache and Tomcat servers.
• Worked on various activities for Data Loader. Created user profiles for executives, customer portal and end users and worked on migration using Force.com IDE tool and Change Sets. Data migrating and Deployment of applications to Force.com platform, Worked on various activities for Data Loader.
• Responsible for writing Test Scripts for various scenarios, designing the process for Data Cleaning and Data loading tasks.
• Implemented the software release management for the release of web applications, Pushed releases to QA, Beta, and Production environments. Analyzed application outputs and wrote reports for future decision-making.
• Responsible for setting up JIRA integration with Salesforce to manage issues, track bugs for various applications and work in an Agile methodology.
• Interacting with Business Analysts and understanding the functional requirements.
• Maintain system security, sharing rules, and access settings. Worked on Salesforce to Git-hub integration and TFS (Team Foundation Server).
• Directed the Release Management Calls to synchronize with the Developers, Testers and DBA teams for successful Release and participated in peer review of work products such as code, designs, and test plans produced by other team members.

Confidential

Systems Analyst / Admin

• Installation, configuration of hardware and software also migrating systems to current OS releases and upgrading s/w tools.
• Managed daily activities to include user support and system administration tasks.
• Interacting with the Business Team on Requirements of developing the project Regarding Sales aspects.
• Performed routine checks on the Linux servers of the firm.
• Determined testing requirements, developed and reviewed scripts for positive and negative test scenarios, conducted baseline testing, and generated reports. Tested server and Web Portal.
• Provided Tier 1 (Help Desk) problem identification and Tier 3 support during normal to semi-critical situations.
• Managed Disks and File systems using LVM on Linux. Worked extensively on logical volumes, created volume groups. Mounted the file systems and resizing the logical volume and volume group.
• Worked on reliability, manage liability and performance improvements for enterprise systems.
• Participating in maintaining and testing of API’s in using web services.
• Planning and implementing the configuration changes to the servers adhering with ITIL change management process
• Implemented security policy and managed firewalls/IDS. Managed DNS, send mail, IP space, and co-location facility transition.
• Interacting with the Business Team on Requirements of development for the project.