SUMMARY:

• System Administration, Server builds, Installs, Upgrades, Patches, Migration, Troubleshooting, Security, Backup, Disaster Recovery, Performance Monitoring and Fine - tuning on Ubuntu/Redhat /RHEL, Solaris,) Systems.
• DevOps process and tools area (Unit test automation, Build & Release automation, Environment, Service, Incident and Change Management).
• Virtualization technologies like VMWare , Vagrant and worked with containerizing applications like Docker, Kubernetes
• Implementation, Integration, Problem Resolution, Root Cause Analysis of AWS resources. Templating, versioning of AWS resources from scratch in multiple regions and in different environments using cloud formation templates
• Proficient in using all Amazon web services like EC2, EBS, IAM, S3, ELB, RDS, VPC, ROUTE 53, Cloud Watch , KMS, Cloud Formation Templates, Auto scaling groups(ASG)etc
• Experience in patching Linux and Solaris servers using Yum Repository and Redhat Satellite servers and also experience in using automation tools like Puppet and Chef.
• Coordinate/assist developers with establishing and applying appropriate branching, labelling/naming conventions using GIT and Subversion (SVN) source control.
• Experience in load balancing and monitoring with Nagios and Splunk, ELK.
• Experienced with the installation and configuration on Apache 2.x, 1.3.x, 1.2, JBoss4.0.x Web Servers and, BEA Web Logic 8.x, 9.x servers connected to F5 Load balancers.
• Extensively worked on Jenkins and Bamboo for Continuous Integration, Cloud SDK Integration and for End-to-End automation for all build and deployments.
• Installed and used Chef Server Enterprise on premise/workstation/bootstrapped the nodes using knife and automated by testing Chef Recipes / Cookbooks with test-kitchen/chef spec.
• Experience in network administration, deploying and troubleshooting of DNS, LDAP, NFS and DHCP etc.
• Expertise in System performance tuning, memory management, capacity planning and Disaster Recovery planning.
• Good knowledge in virtualization using VMWARE ESX 3.5, 4.0 for Redhat Linux and Solaris x 86 platforms.
• Knowledge of Routers and Switches, Subnet, VLAN, TCP/IP, VPN, Firewall (checkpoint), VOIP.
• Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI’s

WORK HISTORY:

Confidential, MD

DevOps Engineer

Responsibilities:

• Automated AWS components like EC2 instances, Security groups, ELB, RDS, IAM through AWS Cloud formation templates.
• Experience in designing and deploying AWS Solutions using EC2, RDS,S3, and EBS, Elastic Load balancer (ELB) auto-scaling groups and OpsWorks.
• Experience in designing and deploying EMR Cluster with auto-scaling group with various Big Data Tools.
• Automated The EMR Hadoop File Systems Backup by using Custom bash script
• Automated The Raid 0 setup Via bash script
• Experience in creating alarms and notifications for EC2 instances using Cloud Watch.
• Experience in deploying & configuring AWS Storage Gateway Appliance
• Created Security Groups, configuring Inbound/Outbound rules
• Creating Lambda function to automate snapshot back up on AWS and set up the scheduled backup.
• Experience in setting up Cloud Checkr Dashboard to monitor AWS resources
• Build & deploy the CI/CD Pipeline and automate the process using plugins available Jenkins
• Automated patch process for multiple EC2 instances at the same time by using AWS SSM
• Active participant in scrum meetings, reporting the progress and maintain effective communication with team

Environment: AWS (EC2, VPC, ELB, S3, EBS, RDS, ELB, Cloud Watch,Cloud Checkr,Storage gateway,EMR CloudFormation, AWS Auto Scaling,ECS,SSM,AWS CLI, Unix/Linux, Shell scripting, Jenkins.

Confidential, Manassas, VA

AWS Cloud Engineer

Responsibilities:

• Responsible for architecting, designing, implementing and supporting of cloud based infrastructure and its solutions.
• Managing Amazon Web Services (AWS) infrastructure with automation and orchestration tools such as Chef & Ansible.
• Working on multiple AWS services like VPC, EC2, S3, ELB, AutoScalingGroups(ASG), EBS, RDS, IAM, CloudFormation, Route 53, CloudWatch, CloudFront, CloudTrail.
• Creating & Managing multiple VPC’s as per security standards and design such a way for 100% availability into various availability zones of the VPC.
• Creating NAT gateways and instances to allow communication from the private instances to the Internet through bastion hosts.
• Creating and configuring elastic load balancers and auto scaling groups to distribute the traffic and to have a cost efficient, fault tolerant and highly available environment.
• Configuring S3 buckets with various life cycle policies to archive the infrequently accessed data to storage classes based on requirement.
• Using IAM for creating roles, users, groups and also implemented MFA to provide additional security to AWS account and its resources.
• Creating and launching RDS & EC2 instances using AMI’s of Linux, Ubuntu, RHEL,Windows and writing shell scripts to bootstrap instance.
• Managing multiple EC2 instances at the same time by using SSM.
• Implementing Amazon RDS multi-AZ for automatic failover and high availability at the database tier.
• Performing Cloud Backup of AWS Accounts with Cloud Protection Manager APIs
• Creating snapshots to take backups of the volumes and also images to store launch configurations of the EC2 instances.
• Maintaining the monitoring and alerting of production and corporate servers using Cloud Watch.
• Creating and Monitoring cloud infrastructure by 100% automation using Splunk.
• Managing User Accounts permissions on Active Directory Federation Services & Redhat IPA.

Environment: AWS (EC2, VPC, ELB, S3, EBS, RDS, Route53, ELB, Cloud Watch, CloudFormation, AWS Auto Scaling,ECS,SSM,AWS CLI, Unix/Linux, Ruby, Shell scripting, Jenkins, Chef, Terraform, Nginx, Tomcat.

Confidential, Chicago, IL

Computer Support Specialist

Responsibilities:

• Identified and resolved hardware and software issues.
• Provided support to key networks and systems.
• Performed troubleshoot to identify and correct system issues.
• Researched software products and made recommendations for upgrades.
• Ensured that all systems were operating efficiently.
• Developed innovative strategies to reduce downtime.

Environment: Windows7/8/10,Ubuntu

Confidential, Chicago, IL

Computer Support/Linux Admin

Responsibilities:

• Administration & Support of existing servers containing Solaris & Linux running WebLogic, Oracle & SAP development,
• Installation of Redhat /Ubuntu/Linux on x86 HW like HP and Dell & Solaris 9, 10 operating systems
• Extensively used SMF for service management for managing services on Solaris 10.
• Supported Oracle DB and Oracle on Redhat environments.
• Experience setting Linux to support Oracle and WebLogic installations and performed trouble shooting on performance issues Linux servers.
• Troubleshooting on Sun Java System Web Server and Apache web server on Solaris servers
• Experience setting up cluster environments for high availability of Library Management Application
• Installation of Oracle 9i, 10g on the Sun servers running Solaris 10 and Redhat Linux.
• Patch and package administration for installation of security patches as per the policy and installation of packaged application
• Experience in administering & setting up of FTP Server
• User, Group management for all the Linux/UNIX servers
• Modifying/ Writing scripts in Bash for optimizing day to day administration

Environment: Sun Solaris, Redhat Enterprise Linux, UNIX, LDAP, DNS, Apache Tomcat, FTP.

Confidential

AWS & Devops Engineer

Responsibilities:

• Working on AWS to set up multiple instances in different regions and maintaining them.
• Monitoring AWS instances by using cloud watch and Nagios
• Using Chef & Terraform for infrastructure automation and Jenkins for continuous integration.
• Involving in Implementation of various AWS cloud Application & deployment using Amazon EC2, S3, RDS(MySQL), Elastic Load Balancing(ELB), Auto scaling, Cloud Front, Elastic Block Storage(EBS), Elastic Beanstalk, Cloud Watch, Identity Access Management(IAM), Implementing Virtual cloud platforms using Amazon Virtual Private Cloud(VPC).
• Using Git Hub with various systems for configuration management, source control, and continuous integration.
• Manage the user accounts (IAM- Identity Access Management), RDS, ROUTE53, VPC, RDB, Dynamo DB, SES, SQS and SNS service in AWS cloud.
• Designing and distribution of data across all the nodes and clusters on different Availability Zones inAWS Redshift.
• Created, configured and managed complete CI/CD pipeline using GIT, Jenkins, Nexus and Chef.
• Implemented solid, scalable and flexible solutions to support teams and their customers migrating, transforming, and/or developing applications in the private cloud.
• Developed and implemented Software Release Management strategies for various applications according to the agile process.
• Involved in designing and deploying multiple applications utilizing almost the entire 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.
• Performed S3 buckets creation, policies and on the IAM role based polices and customizing the JSON template.
• Developed installer scripts using Ant, Python and UNIX for various products to be hosted on Application Servers.
• End to end deployment ownership for projects on AWS. This includes Shell scripting for automation, scalability, build promotions for staging to production etc.
• Worked with Ansible to deploy both Openstack and non Openstack related components like Nagios, Resource orchestrator, and different applications vm’s.
• Worked with Automation/Configuration Management tools like Puppet 2/3/4, BMC BladeLogic Server Automation Suite v7/8, Chef 11/12, Ansible, PSSH tools.
• Created layers, components for deploying huge applications using AWS Ops works with ChefRecipes.
• Creating, cloning Linux Virtual Machines, templates using VMware Virtual Client 3.5 and migrating servers across ESX hosts.
• Performance tuning and management for Linux server and working with the application/database team to resolve issues.
• Wrote scripts in Python to automate log rotation of multiple logs from web servers.
• Created volumes (EBS, S3) snapshots, convert the snapshots into volumes and assign them to the instances and experience in writing cloud formation templates for application deployments in Test to Production environment.
• Managed all CM tools (JIRA, Confluence, Artifactory, SVN, Maven, Jenkins, ANT, Git, GitHub) and their usage / process ensuring traceability, repeatability, quality, and support.

Environment: Redhat, Ubuntu, AWS,EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM Terraform, chef,Jenkins, Git, Ant, Maven, Pupprt,Nagios,Apache Tomcat, LDAP.

Confidential

Systems Engineer & Linux Admin

Responsibilities:

• Installation and administration of Solaris and Linux Enterprise Servers for test lab, production and disaster recovery setup.
• Installation of ESX server and creation of VM’s and install different guest OS and Updating ESX host’s using VMware Update manager.
• Installed/Configured Redhat cluster 5x version & Configuring the cluster resources
• Upgrading the kernel in all the Redhat servers and creating initrd image to boot from the Upgraded kernel.
• Migration of Redhat servers from 4.x version and working with the application team to resolve the issues post migration.
• Installing, configuring and maintaining a cloud computing environment using Redhat Enterprise Linux Openstack Platform.
• Involved in Redhat Linux patching using Repository servers & perform Linux kernel upgrade on x86 HW.
• Planned major patch releases by coordinating with the application team for the proper implementation of security patches within the environments.
• Worked on User administration setup, maintaining account, Monitor system performance using Nagios and Tivoli.
• Implementation of VMware Infrastructure for Solaris& Linux Redhat 5.0 with VMware ESX 3.5, Virtual Center 2.5 and administered the VMs with VI client.
• Extensive experience in installing, integrating, tuning and troubleshooting Apache, Tomcat and Web Sphere application server and Web sphere IHS including troubleshooting.
• Used Logical Volume Manager (LVM) for the management of Volumes including creation of physical and logical volumes on Linux.
• Responsible for network troubleshooting and planning in a web hosting environment including the configuration of 3-Tier Environment.
• Backup and restore of file systems using Veritas NetBackup 6.5.

Environment: Redhat, Ubuntu, Nagios,Tomcat,FTP,VM-Ware,LVM,DNS,Openstack.