SUMMARY

• Over 8 Years of specialized IT experience in AIX/Linux/Solaris/Windows/Amazon Web Services/DevOps/cloud.
• Experience in the areas of System Administration, System Support, Capacity Planning and Troubleshooting UNIX servers, Managing and Administering Sun Solaris 8,9,10,11, SUSE Linux, RHEL 4/5/6, Windows and AIX, SUSE Linux.
• Expertise in AmazonAWS Cloud Administration which includes services like: EC2, S3, EBS, VPC, ELB, AMI, SNS, RDS, IAM, Route 53, Auto Scaling, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation, OPS Work, Security Groups.
• Extensive experience in AWSRedshift data ware house for columnar data storage.
• Extensive experience in AWS infrastructure in IAM
• Designed highly available, cost effective and fault tolerant systems using multiple EC2instances, Auto Scaling, Elastic Load Balance and AMIs and Glacier for QA and UAT environments as well as infrastructure servers for Git and Chef.
• Expertise in DevOps, Release Engineering, Configuration Management, Cloud Infrastructure, Automation. It includes Amazon Web Services (Aws), Ant, Maven, Jenkins, Chef, Puppet, SVN, Git, GitHub, Splunk, Serena Products, ClearCase, Build Forge, Serena PVCS, CVS, Tomcat, JBoss, Linux etc.
• Strong experience utilizing Build Forge and Jenkins for enterprise scale infrastructure configuration and application deployments.
• Strong experience creating Ant/ Maven with Puppet build script for Deployment.
• Application Deployments & Environment configuration using Chef, Puppet, Ansible.
• Writing chef recipes for various applications and deploying them inAWS using Terraform.
• Experience in installing, upgrading and configuring RedHat servers using Kickstart and Solaris server using Jumpstart.
• Good experience in Network and Performance Monitoring and Tuning using Nagios, Teamquest, Symantec Enterprise Security Monitoring Tool, and BMC Patrol in UNIX and Linuxservers.
• Experienced in shell scripting using ksh, bash, perl, Ruby and python to automate system administration jobs.
• Expertise in creation of startup and shutdown scripts, crontabs, files system maintenance and backup scripting and automation.
• Experienced in installation, configuration, management, troubleshooting and support of WebSphere, JBOSS, Tomcat, Apache Web server and BEA WebLogic application server, LDAP and mail server.
• Expertise on creating all kind of file systems like VxFS, CFS, ZFS, Ext3, Ext4, UFS, ReFS.
• Experience in creating different RAID levels with Veritas Volume Manager 4.x, 5.x, 6.x and Hardware raid.
• Installation and configuration of Oracle 8/9i, Oracle RAC 10g on Solaris, and RedHat cluster nodes.
• Expertise in Installing and Managing LDAP, NIS, NIS+, NFS, DHCP, SAMBA, HTTP, FTP, SSH, DNS etc.
• Strong experience and understanding of Auto mounts, TCP/IP, SMTP and Printer configurations
• Expertise in creation and administering Virtual Machines, Catalogs using VMware vCloud Director 5.0. and hands - on experience of vMotion, SVMotion and Fault tolerance.
• 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: Red Hat 4.x/5.x/6.x, Solaris 9/10/11, CentOS 5/6, AIX 6.1, Ubuntu Windows NT 2000, 2003, VMware ESXi 4.0/5.0/5.1/5.5.

Programming Language and Database: C/C++, Core Java, Oracle, MySQL, Bash, Shell Scripting, Ruby, Perl and Python.

Amazon Web Services: IAM, EC2, S3, ELB, RDS, DynamoDB, VPC, Route 53, Lambda, Migration, Cloud Watch, Cloud Trail, SQS, SNS, Cloud Front, Cloud Formation, KMS, EFS, ECS, EMR, ECR Kinesis and Redshift.

DevOps Tools: AWS, Puppet, Ansibles, Chef, Nagios, Jenkins, Dockers, Maven, Ant, MySQL, JBoss, Tomcat, Apache webserver, Git/GitHub, SVN repo.

Networking: TCP/IP, DNS, DHCP, NIS, NFS, LAN, FTP/TFTP, SMTP, Routers/Switches, WAN.

File Systems: UFS, VxFS, ReFS, Ext, Ext2, ext3, ext4, ZFS, CFS

Web/Application Servers: WebSphere, WebLogic, Apache Tomcat, Amazon Web.

Disk Management: Logical Volume Manager, Sun Volume Manager, Veritas Volume Manager.

Virtualization: VMware VSphere, vCenter Server, Xen Server.

Other Tools: Splunk, Putty, Snmp.

PROFESSIONAL EXPERIENCE

Confidential, Bridgeton, MO

AWS Engineer

Responsibilities:

• Experience in Amazon Web Services (AWS) environment and good knowledge ofAws services like Elastic Compute Cloud (E), Elastic Load-balancers, S3, Elastic Beanstalk, Cloud-Front, RDS, Route53, Cloud-Watch, Cloud-Formation, IAM.
• Responsible for planning, installing, and supporting Amazon web services infrastructure.
• Built S3 buckets and managed policies for S3 buckets and used S3 bucket as well as Glacier for storage and backup onAWS.
• Utilized Cloud Watch to monitor resources such as EC2, CPU memory, Amazon RDS DB services, Dynamo DB tables, EBS volumes, to set alarms for notification or automated actions and to monitor logs for a better understanding and operation of the system.
• Included security groups, network ACLs, Internet Gateways, and Elastic IP's to ensure a safe area for organization inAWS public cloud.
• Experience on CDN to deliver webpages and other content based on geographic locations of the user.
• Transfer data from Datacenters to cloud usingAWS Import/Export, Snowball service.
• Manage Amazon Redshift clusters such as launching the cluster and specifying the node type as well.
• Managed Route53 DNS, failover, low-latency and routing polices
• Used Amazon Route53 to manage DNS zones and also mentioned public DNS names to elastic load balancers.
• Experience on ECS (Elastic Container Service) with docker container service to run the applications on a managed cluster of amazon ec2 instances.
• Designed Stacks using Amazon Cloud Formation templates to launch customized VPC, subnets, instances, ELB, and SG.
• Worked on AWS Opswork, AWS Lambda, AWS code deploy, AWS cloud formation and cloud foundry.
• Designed tool API and MapReduce job workflow using AWS EMR and S3
• In the DEV environment, executed scripts that will build docker images locally, tag docker images, automatically refresh authentication token and push the created/updated docker images to ECR registry.
• Installed Workstation, Bootstrapped Nodes, Wrote Recipes and Cookbooks and uploaded them to Chef-server, Managed On-site OS/Applications/Services/ Packages using Chef as well asAWS for EC2/S3&ELB with Chef Cookbooks.
• Developed build and deployment scripts using Ant and Maven as build tools in Jenkins to move from one environment to other environments.
• Created Python scripts to: Totally automateAWS services which includes web servers, ELB, Cloudfront distribution, database, ec2 and database security groups, S3 bucket and application configuration, this script creates stacks, single servers, or joins web servers to stacks.
• I used MySQL, DynamoDB and ElastiCache to perform basic database administration.
• Good knowledge in relational and NoSQL databases like MySQL, SQLServer, Oracle, DynamoDB.
• Performed installation, configuration and tuning of Redhat, CentOS, Solaris servers and AIX.
• Installed and configured Windows 2003/2008 servers and splunk.
• Good Knowledge of using different protocols like SSH, HTTP, HTTPS, UDP, FTP, TCP/IP, DHCP, DNS, NFS, NIS and Connect direct.

Environment: AWS services like EC2, ELB, S3, EBS, cloud Watch, Cloud Front, Route 53, SNS, SQS, ECS, EMR, ECR, Snowball, Redshift, Cloud Formation, Opswork, Lambda, Code deploy, Ant, Maven, Splunk, MySQL, SQLServer, Oracle, DynamoDB, Python, SSH, HTTP, HTTPS, UDP, FTP, TCP/IP, DHCP, DNS, NFS, NIS and Connect direct.

Confidential, Chicago, Illinois

Aws/DevOps Engineer

Responsibilities:

• Worked on Multiple AWS instances, setting of security groups, Elastic Load Balancer and AMIs, Auto scaling to design cost effective, fault tolerant and highly available systems.
• Setup and buildAWS infrastructure various resources, VPC EC2, S3, IAM, EBS, Security Group, Auto Scaling, and RDS in Cloud Formation JSON templates.
• Used EC2, auto-scaling and VPC to build secure, highly scalable and flexible systems that handled expected and unexpected load bursts.
• Created Snapshots and Amazon Machine Images (AMI's) of EC2 Instance for snapshots and creating clone instances.
• Worked on m3. xlarge instance type for Active Directory and Remote Desktop Gateway instances, and the high-configured instance type for network address translation (NAT) instances
• Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS Cloud Watch.
• Used AWS ElasticBeanstalk for deploying and scaling web applications and services developed with Java, PHP, Node.js, Python, Ruby, and Docker on familiar servers such as Apache, and IIS.
• Experience working on Aws code deploy, lambda, VPC and CLI.
• Experiencing with Nagios, splunk and snmp monitoring.
• Using JenkinsAWS Code Deploy plug-in to deploy toAWS.
• Used MySql, DynamoDB 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.
• Utilized Configuration Management Tool Chef & created Chef Cookbooks using recipes to automate system operations.
• Application Deployments & Environment configuration using Chef, Puppet, Ansible.
• Writing chef recipes for various applications and deploying them inAWS using Terraform.
• Experience working with Puppet Enterprise and Puppet Open Source. Installed, configured, upgraded and managed Puppet Master, Agents & Databases. Integration of Puppet with Apache and Passenger.
• Used Amazon RDS which includes automatic failover and high availability at the database layer for MySQL workloads.
• Involved in troubleshooting any reported problems, analyzing heap/thread dumps and network packets taking tcpdump, snoop using wireshark.
• Planned release schedules with agile methodology & coordinated releases with engineering & SQA for timely delivery.
• Troubleshoot the automation of Installing and configuring applications in the test environments.

Environment: AWS VPC EC2, S3, IAM, EBS, Security Group, Auto Scaling, and ElasticBeanstalk, Code Deploy, Cloud Formation, Cloud Watch, lambda MySql, RDS, DynamoDB, Elasticache, Chef, Puppet, Ansible, Nagios, splunk and snmp monitoring.

Confidential, San Francisco, CA

DevOps Engineer

Responsibilities:

• Developed and implemented Software Release Management strategies for various applications according to the agile process. Involved in DevOps migration/automation processes for build and deploy systems.
• Solid understanding of Linux shell and Perl scripting, UNIX, Windows, build and release engineering principles.
• Involved in installing, configuring, maintaining and troubleshooting of BEA WebLogic Application Server 8.1,9.2,10.3,12c on Sun Solaris 10.0/11, RHEL 5.0, 6x, Windows 2003/XP and AIX System administrator Servers comprising of testing, tuning, upgrading and loading patches, troubleshooting both physical and virtual server issues
• Configured LDAP Server and LDAP Client on Linuxmachines for authorization and authentication.
• Installed and configured Logical Volume Manager (LVM), Veritas Volume Manager (VxVM), Veritas File System (VxFS), Veritas Net Backup, Veritas Clustering with SAN, NAS environment.
• Developed Chef recipes to configure, deploy and maintain software components of the existing infrastructure
• Maintained Continuous integration effort with Subversion along with scheduled builds
• Worked closely with the development and operations organizations to implement the necessary tools and process to support the automation of builds, deployments, testing and infrastructure (infrastructure as code) using Chef.
• Involved in Setting up Continuous Integration Environment using Jenkins and responsible for design and maintenance of the GIT Repositories, views, and the access control strategies.
• Analyze and resolve conflicts related to merging of source code for GIT.
• Performed all necessary day-to-day Subversion/GIT support for different projects.
• Extensive experience in using Version control systems includes Subversion (SVN), GIT, and ClearCase.
• Developed build and deployment scripts using Ant and Apache Maven as build tools in Jenkins to move from one environment to other environments.
• Developed build scripts using Ant as the build tool for the creation of (WAR files) build artifacts.
• Worked on Jenkins, GitHub, Puppet, artifactory and all internal build systems for the core development team on an enterprise-level Java-based cloud orchestration/automation tool.
• Automating the test cases to run on scheduled basis by integrating the job on Jenkins pipeline.
• Researched and implemented code coverage and unit test plug-ins with Maven/Jenkins.
• Responsibilities include developing complex build, test, provision, secure and deployment systems and providing support to a large community of developers and testers.
• Implemented Docker to provision slaves dynamically as needed. Created and Maintained Docker files in Source Code Repository build images and ran containers for applications and testing purposes. Creating and handling multiple Docker images primarily for middleware installations and domain configurations.
• Installation, configuration and administration of Apache Tomcat, WebLogic, WebSphere.
• Involved in troubleshooting the automation of Installing and configuring JAVA applications in the test and pre-production environments.

Environment: RedHat Linux 6.x, OEL 6.x, Solaris 10/11, AIX, Apache Tomcat, WebLogic, WebSphere, Ant, Maven, Volume Manager, Veritas Cluster Server, Puppet, Chef, Dockers, Jenkins, Git, SVN, Clear Case

Confidential

VMware Consultant

Responsibilities:

• Staged and Maintained UNIX (Solaris 8,9 &10, Red Hat Enterprise Linux4, 5,) on Sun Enterprise servers and Dell Servers.
• Worked as a Systems Administrator on Red Hat4/5, CentOS 3/4and Ubuntu (8.04, 9.04) servers.
• Worked on Applying patches, installed monitoring tools, and upgraded BIOS on HPC Clusters.
• Scheduled users to perform High Performance Computing activities on the Linux cluster.
• Monitored CPU, memory, iSCSI disks, disk controllers, physical disk, HW and SW RAID, multipath, file systems, network using the tools like Nagios.
• Involved in Planning, building and Administration of various High Availability clusters and heart beat checking on Sun Solaris using VCS in heterogeneous SAN environment.
• Used various networking tools such as ssh, telnet, rlogin, ftp and ping to troubleshoot daily networking issues.
• Installed WebLogic 9.x and JBoss 4.0 Application Server. Configuration of domains, deployment of applications on Development to UAT environments.
• Configured pools, virtual servers and proxies with Big IP F5 load balancer.
• Installation, setup, configuration, security administration and maintenance for flavors of servers like Active Directory, NFS, FTP, Samba, NIS, NIS+, LDAP, DHCP, DNS, SMTP/Mail Server, Apache Servers, Proxy Servers in heterogeneous environment.
• Provided expert technical directions to the Application team and external vendors on integration requirements and technical issues related to system rollouts
• Monitoring and managing performance of ESX servers and Virtual Machines.
• Using Virtual center server for HA, DRS and V motion.
• Working on Migration concepts like V motion and Cold migration.
• Creation & amp; Troubleshooting of Virtual Network.

Environment: Solaris 8,9 &10, Red Hat Enterprise Linux4, 5, CentOS 3/4, Ubuntu 8.04, 9.04, Nagios, Openstack, Active Directory, NFS, FTP, Samba, NIS, NIS+, LDAP, DHCP, DNS, SMTP/Mail Server, V motion, WebLogic 9.x and JBoss 4.0.

Confidential

UNIX Administrator

Responsibilities:

• Involved with a solid execution foundation in wide variety of professional system support and solution-based IT services for Linux Systems (or administrations) including monitoring, configuration, troubleshooting and maintenance of operating systems.
• Administered and Configured RHEL 4/5, Solaris 8, 9 operating system environment.
• Managed and added patch using tools like Yum, Repository and RHEL satellite server and Sun Update manager for Solaris server.
• Managed Multipathing on RedHat and Solaris using EMC power path and native Multipathing software’s.
• Used Jumpstart for Solaris and Kickstart for RedHat for automatic provision of OS.
• Worked on systemperformance monitoring, tuning andlog management.
• Carried on installation and configuration of WebLogic and WebSphere application server.
• Performed installation, configuration, and maintenance of web servers, application servers, and database servers on Linux server.
• Configured and maintained DNS, NFS, DHCP and automounter.
• Worked on Veritas Volume management, Solaris Volume Management on Solaris and Linux Volume Management in Linux.
• Attended the day to day user problems.
• Adding users according to ticket requirement and mounting the file system, cron-jobs adding etc in Redhat Linux.
• Accomplished remote and secured connection through SSH gate. Wrote simple bash scripts to ping the servers and add users to the boxes.
• Resolved system errors and crashes, disk space problems, huge file sizes, and file system full errors.

Environment: Solaris 8/9, Redhat 4/5, WebLogic, WebSphere, bash scripts, DNS, NFS, DHCP, Jumpstart, Kickstart.