PROFILE

• Experience with an in - depth level of understanding in the strategy and practical implementation of AWS Cloud-Specific technologies including EC2, EBS, S3, VPC, RDS, SES, ELB, EMR, ECS, Cloud Front, Cloud Formation, Elastic Cache, Cloud Watch, RedShift, Lambda, SNS, Dynamo DB
• Experience in Ec2 container service (ECS) and Docker engine to deploy the micro services-oriented environments for scalable applications
• Migration of existing systems to AWS and using the snapshot method for the EBS volumes
• Worked on setting up and configuring AWS's EMR Clusters and Used Amazon IAM to grant fine-grained access to AWS resources to users
• Experience in Building S3 buckets and managed policies for S3 buckets and used S3 bucket and Glacier for storage and backup on AWS
• Created detailed AWS Security Groups, which behaved as virtual firewalls that controlled the traffic allowed to reach one or more AWS EC2 instances
• Experience in AWS Cloud Watch & Alerting for instances. Good understanding of Security Groups
• Highly Proficient in Designing, Configuring, administering, maintaining and troubleshooting various types of SUN Solaris and RHEL5/6/7 Systems and worked closely with Software development, application and database teams to meet business and technical demands
• Responsible for OS installation and configuration, upgrade, performance tuning, system monitoring, user administration and installing third party software
• Configured and Administered high availability environment using Oracle RAC and VERITAS/Redhat Clusters
• Installed and configured chef-server and chef client node  and implemented recipes and cook books in client node related to production environment 
• Experience in designing backup, recovery, maintenance, and support of RedHat Enterprise Linux, Oracle Enterprise Linux, SUSE, CentOS and AIX on Virtual (VMWare) and Physical (HP, Dell and IBM) environments.
• Performed automated installations of OS using Jumpstart for Solaris and Kickstart for Linux
• Extensive experience of configure and manage volume/File system management using Veritas Volume Manager (VxVM), Logical Volume Manager (LVM) and Solstice Disk Suite (Solaris Volume Manager)
• Proficiency in design, architecture and manage Datacenter Migrations and Disaster Recovery.
• Performing Patching/Upgrading/and vulnerability fixes using redhat satellite Servers.
• Planning, documenting and supporting high availability, business persistence across the various cluster platforms like VERITAS, SUN clusters.
• Performed application installation and management on Solaris/Linux servers for applications like Web Sphere Application Server (WAS) 7, JBoss 4.2.x, 5.x, Sun JES Web Server 6.1, Oracle 11g, and Sybase 12.5
• Experience in designing and setup of Fault Tolerant and Redundant models for mission critical applications at every stage
• Well experienced in System and Application Virtualization using VMWare
• Experience in Server monitoring, capacity planning, application monitoring with the help of Nagios, and Splunk
• Experience in building Continuous Integration platform using Jenkins
• Maintained centralized Build Servers for multiple applications, achieved DevOps outputs by automating infrastructure and deployments. Involved in continuous deployments through shell scripts and Jenkins
• Created Jobs for Builds and Deployments, installed several plugins in Jenkins to support multiple tools required for the implementation of projects
• Worked with multiple teams like Development, QA, DB and middleware administrators, helped teams in automating their tasks
• Automation of OS builds and Application Installation through Puppet & Chef. 
• Experience in building applications using Maven and GIT
• Worked on several SCM like SVN, GITHub, CVS.
• Proficient in Networking and configuring TCP/IP, DNS, NFS, NIS, NIS+, SAMBA, LDAP, SSH, SSL, SFTP, SMTP, SNMP and CENTRIFY.
• Worked as 24/7 on call support engineer on rotation basis for maintaining high availability of applications

TECHNICAL SKILLS:

Amazon Web Services: AWS: EC2, S3, ELB, Auto Scaling Servers, Glacier, Storage Lifecycle rules, Elastic Beanstalk, Cloud Front, Elastic ache, RDS, VPC, Direct Connect, Route 53, Red Shift, Cloud watch, Cloud trail, IAM Roles, SNS.DMS.KENISIS

File System & Scripting: UFS, VxFS, CIFS, CFS, ZFS,XFS, JFS & Born, Bash, KSH, Phython, Ruby

Source Control Tools: CVS, GIT,SVN, Subversion and GITHUB

Operating Systems: Linux (RedHat4,5,6,,7 CENTOS&SUSE), Solaris10/9/8, HP/UX 11.0,11.11,11.23,11.31, IBM/AIX (4.3/5.x), HPUX11iV1, V2&V3, SLES 8,9,10&11, Ubuntu14, Windows Server 2012/08/03/00 , MOSS 2013/10/07

Databases: Oracle 8i/9i/10g and Microsoft SQL Server 2012/08, SQL, SSRS, SSAS, Hadoop, NoSQL

Network Systems: iSCSI, FC, NFS, CIFS, Ethernet, OSI model, TCP/IP

Software: VERITAS File System (4.x/5.0), VERITAS Cluster (4.x/5.x), SUN Cluster 3.1/3.2, EMC Powerpath, MPIO, VERITAS Cluster (VCS 3.x/4.x/5.x), Sun cluster 3.x,RedHat Clusters, LVM, Oracle RAC and ASM

DevOps & Tools: Java, Python, Ruby, ITIL Apache, Tomcat, WebSphere, PUPPET, CHEF, NAGIOS, Jenkins Remedy, Service Now, Jenkins, Docker, Nagios, Splunk, Hudson, Terraform.

PROFESSIONAL EXPERIENCE:

Confidential, Plano TX

AWS/ DevOps Engineer

Responsibilities:

• Migrating existing on-premise applications and services to AWS.
• Involved in designing and deploying a multiple 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. 
• Creating Cloud watch alerts for instances and using them in Auto scaling launch configurations and configured Route 53.
• Develop and implement an automated Linux infrastructure using terraform.
• Experience in creating and deploying of vpc using terraform
• Creating and deploying of instances using Ansible and Terraform as automation tool
• Using Ansible and Terraform for creating subnets, security groups, route tables and ACL's for VPC creation
• Create Cache Memory on Windows Azure to improve the performance of data transfer between SQL Azure and WCF services. 
• Customized several cookbooks downloaded from chef super market and modifying them according to our production environment.
• Ansible and terraform for Route 53 and DNS creation for servers in instances.
• Create configure and ensure connection to Rds database.
• Coordinate/assist developers with establishing and applying appropriate branching, labelling/naming conventions using GIT, SVN source control. 
• Utilize Cloud Watch to monitor resources such as EC2, CPU memory, Amazon RDS DB services, Dynamo DB tables, and EBS volumes.
• Great exposure to network protocols like TCP/IP, UDP, DNS, SMTP, FTP, TELNET, HTTP and Experience with Oracle, MySQL and Server DB Tasks.
• Experience in Performance Tuning and Query Optimization in AWS Redshift and Configured AWS Identity Access Management (IAM) Group and users for improved login authentication.
• Utilized Cloud Watch service to monitor the QA/on-demand instances, S3 metrics, configuring alarms for performance environments during load testing.
• Configuration and troubleshooting of NAS mounts on Solaris and Linux Servers and Performed package and patches management, firmware upgrades and debugging. 
• Configuration and maintenance of Apache and Tomcat Servers and Manage Red Hat Linux and Windows virtual servers on AWS EC2.

Environment: AWS EC2, Azure, VPC, EBS, Windows AD, MS WSFC, MS SQL 2012, SQL Server Always on Availability Group, SQL Server Reporting Services, SQL Web Replication, ELB, Route53, Windows Server 2008 R2, SQL Server Mirroring, Active Directory, DFS, AWS RedShift

Confidential, Wilmington, DE

AWS DevOps Engineer

Responsibilities:

• Installation and configuration of Red Hat Enterprise Linux (RHEL) 5x, 6x,7x Servers on HP, Dell Hardware and VMware virtual environment
• Responsible for designing and developing new back-end services, maintaining and expanding Cloud infrastructure and providing mentorship to others in my team
• Troubleshooting various issues related HBAs & EMC Power Path for Multipathing.
• Providing design and technical consulting expertise for new or existing projects
• Participate in the 24x7 on call rotation for production environment.
• Deploying the code through web application servers like Web Sphere/Web Logic/ Apache Tomcat/JBOSS and Tomcat over AWS, Azure Cloud
• Integrated chef with GIT to control version in infrastructure code
• Design and develop Continuous Integration and continuous deployments with tools like SVN, GIT, Maven, ANT and Jenkins. Worked on a centralized build system, maintained several applications.
• Worked as a POC engineer and was part of Core cloud team in making decisions towards Cloud approach.
• Experience with automation and configuration management tools such as Puppet, Chef and terraform.
• Installed, configured and Administrated of all UNIX/LINUX servers on Amazon Web Services (AWS), includes the design and selection of relevant hardware to Support the installation/upgrades of Red Hat (5/6), CenOS 5/6 operating systems.
• Responsible for Installation, configuration, Maintenance, Deployments, Update, Monitoring, Performance tuning on Linux.
• Experienced in Installing, Configuring and Monitoring NAGIOS tool to manage large-scale environment on cloud. Integrated GIT into Jenkins to automate the code checkout process. 
• Build, manage, and continuously improved the build infrastructure for global software development engineering teams including implementation of build scripts, continuous integration infrastructure and deployment tools. 
• Developing scripts(recipes in chef) for automatic deployment of servers and managing configuration files through chef  
• Have built Elastic search, Log stash for centralized logging and then store logs and metrics into S3 bucket using Lambda function. Created cloud Formation template to upgrade the current environment and reuse the environment on AWS.
• Used apache Cassandra database to handle large amount of data across many servers providing high availability.
• Worked on deployment and configuration of multitude application environment on AWS by using almost all the main services from AWS such as EC2, ELB, Auto-scaling, S3, RDS, Cloud watch and VPC. 
• Created monitors, alarms and notifications for EC2 hosts using Cloud watch, creating automated build and release environment using CI/CD Tools like Jenkins.
• Experience to build CI/CD Pipeline to automate the code release process using Integration tools like Git/SVN, GitHub, Jenkins and artifact repo. Used Shell script to perform testing on Jenkins.
• Developed and supported key pieces of the company's AWS cloud infrastructure Optimized volumes and EC2 instances, and created multiple AZ VPC instances. 

Environment: AWS (EC2, ELB, Auto-scaling, S3 Bucket, RDS, Cloud watch, VPC, JENKINS, GIT, ANT, MAVEN, Shell, Batch file, SQL Scripts, ELB, Route53, Windows Server 2008 R2, SQL Server Mirroring, Active Directory, DFS

Confidential, IN

Systems Admin

Responsibilities:

• Worked on various projects which include install, support different application, database servers from Solaris/AIX/linux (Redhat and SUSE) environments and also to manage GM’s large 9000+ UNIX/LINIX servers’ environment
• Worked as a Technical Lead for patching activities and develop the best suitable procedures for the environment like live upgrade for the standalone and cluster environment.
• Developed the customized security patch bundles for the environment released by the oracle
• Involve in projects and implementations as SA to design, High Availability, Tuning, Implementation, and testing of system test/dev/DR and Production servers
• Work with Oracle Support & Oracle Insight team for performance and hardware type of issues
• Participates in Application architecture team and provide suggestion related to server functionality and features to make application more efficient and productive
• Working on SVM and VVM for disk related activities includes Disk add and expansions and data migration activities.
• work on data migration activities such as Rsync utility/Veritas mirroring for tech refresh project of EMC (Clarion/DMX ->VMAX using open replicator hot pull)
• Closely work with database and network teams for performance issues occur in the mission critical applications due high response time.
• Worked on various day-to-day problems related to NIS, DNS, SENDMAIL and user home directory movements.
• Worked on planning and migrating of UFS to ZFS using the liveupgrade method
• Work on SUN clusters for building and maintaining oracle instances
• Working closely with oracle DB team when upgrading their environment to oracle 11g.
• Extensive experience on zone builds on SUN boxes.
• Prepare documentation, run books, test cases for SA design, implementation, and ongoing support and worked as a mentor for junior/intermediate onshore/offshore SAs team
• Work as a team member with DBAs, SCMs, Architects, Developers, PMs and Application Managers for troubleshooting and resolving any problem.

Environment: Linux (RedHat 7 & SUSE), Solaris 10, HP/UX 11.23, IBM/AIX 5, Oracle 10G, EMC, Veritas 5

Confidential

Systems Admin

Responsibilities:

• Part of Unix Operations team involved in designing, building & supporting Solaris/AIX/linux(Redhat and SUSE) servers for a server farm consisting of more than 3000 servers which includes Solaris 8,9,10,linux, AIX 5.3.
• As a Unix Administrator, primary responsibility includes resolving trouble tickets, support day-to-day maintenance of all Solaris, Linux and AIX boxes, work on projects like OS Build, configuring the Veritas Storage Foundation Suite, assist OS Patching team etc.
• Worked with installation of OS both using the jumpstart and flash image installation
• Upgraded Solaris current release level patches with Solaris Live upgrade in large-scale production environment.
• Provide On-Call support on break/fix issues for all Unix Servers in the Data Center.
• Adding the SAN LUNs to the OS, laying out the file systems, volumes, mirroring for redundancy using Veritas Volume Manager 4.1/5.0.
• Co-ordinate with the SAN team for Storage allocation and fabric connectivity issues.
• Monitor analyses and troubleshoot the build servers, work with the application team before handing over the servers for production.
• Worked on the servers and zone QA before placing the servers live operation.
• Implementing Apache web server in Linux and Solaris environment.
• Regular tasks include upgrading, patching and maintenance of OS and other third party tools.
• Worked on various critical projects in the environment like key removal from the production servers for the risk cut off.
• Experience in working with VMware virtualization technologies and installing guest OS for Solaris.
• Involved in building the trusted servers and Jumpstart server.
• Very good knowledge on securing and working with the SUDO file.
• Configured SSH trust between Database servers and application servers. Has also worked on various SSH related issues.
• Configuring SUDO and granting root permission to Backup Admins/DBAs to perform root related activities.
• Installing, Configuring and testing VCS agent for Oracle/SAP for process monitoring.
• Assisted in installing Oracle Database, tuning kernel parameters, Configuring Net Listener for Single and multiple Oracle Instances.
• Worked on the DR and backup setup working with the netbackup team and san team for setting up the DR environment of Mirrorview/SRDF
• Worked with Netbackup configurations and setting the routes to the backup media servers.
• Installing and configure Tivoli agent for monitoring.
• Worked on the various activities related veritas like disk removal, data migrations.
• Created and Maintained Solaris 10 zones/containers on x86 servers for the data center migration.
• Participates in the design of standards and implements policies and procedures in the course of providing solutions.

Environment: Solaris 8, 9,10, Red hat 5.3,5.5, HP-UX 11i, Windows Server 2008, Sun Enterprise 10000, 15000, Apache Web Server 1.3.x, 2.x Oracle 8i,9i2, Perl, KSH, Sun v480, v880, E220, IBM p630, p550, power 4 Dell POWEREDGE 700,2650,6650, Red hat Enterprise Linux 1.0.

Confidential

Systems Admin

Responsibilities:

• Configured and migrated user profile, search, Metadata and Business connectivity service applications.
• Managing Authentication Providers and Permissions and Managing User Accounts and Roles.
• Configuration of Form Based Authentication and Alternate Access Mapping
• Actively involved in troubleshooting SharePoint Server Level issues and Monitoring & Systems Management
• Experience in how to take backup and restore the content DB of SharePoint Sites.
• Used BCS to integrate business data from back-end server application.
• Worked on deployments of Service Packs and Cumulative updates on production servers
• Imported Profiles from Active directory and configured search, and search scopes
• Provided end-user support and documentation for users.
• Maintain the SharePoint servers Environment performance
• Synchronizing the user profiles from AD to SharePoint Application.
• Deploying the WSP files into application by using PowerShell.
• Monitoring the Application servers and DB servers
• Provided end-user support and documentation for users

Environment: MOSS2007, SharePoint2010, SQL Server 2005, MS SQL & Windows 2010