PROFESSIONAL SUMMARY:

• 7 years of professional experience in handling Technical issues and complete understanding of Software Development Life Cycle with Agile Methodologies.
• Hands on troubleshooting experience with solid background in IT, network gears and protocols
• Experience in software Release Management, Deployment and Build Management.
• Working with tools SVN, GIT (version control), ANT, Maven, Gradle(Build automation and standardization), Eclipse, Jenkins, Putty, SQL, JIRA (Defect tracking Tool).
• Hands on experience in configuring and maintaining various Webservers like Apache and App servers like Tomcat, Tcserver, Weblogic, JBoss.
• Experience in cloud stack such as Amazon AWS and VMWARE stack.
• Complete understand of configuring EC2, VPC, automated stack configuration and Monitoring software for the cloud environment.
• Hands - on experience in CHEF(DevOps)
• Good knowledge of Object Oriented Programming.
• Troubleshooting and resolving the issues faced during Build and Deployment.
• Experience in C programming.

TECHNICAL SKILLS:

Languages: C, Python, Unix/Linux Scripting

Protocols: IPv4, IPv6, RIP, EIGRP, OSPF, BGPv4.0, IPSEC

Network Technology: Switching and Routing, TCP/IP, ACL, WAN Protocol, firewall, VPN, NAT/PAT, DNS, Active Directory

Hardware: Web Application Firewall, Cisco routers, HP PROLIANT Servers, EMC Storage arrays, Brocade Fiber channel Switches’ and catalyst switches

Cloud: AWS, VMware, Microsoft Azure

Operating system: Linux REDHAT, Ubuntu, SUSE, Windows 2003 , 2008 and 2012 , Solaris,VMware

Configuration tools: Chef, Puppet

Tools: Anritsu MD8475 and MD8470, BPA 600 Bluetooth protocol analyzer, Wireshark, Boson NETSIM (Network Simulator), Boson NETDESIGNER, Unix Network troubleshooting utilities, VMware

WORK EXPERIENCE:

Redmond, WA

AWS/DevOps Engineer

Responsibilities:

• Plan, deploy, monitor, and maintain Amazon AWS cloud infrastructure consisting of multiple EC2 nodes and VMWare Vm’s as required in the environment.
• Involved in maintaining the user accounts (IAM), RDS, Route 53, VPC, RDB, DynamoDB, SES, SQS and SNS services in AWS cloud.
• Deployed and configured Chef Server and Chef Solo including bootstrapping of chef client nodes for provisioning; Created roles, cookbooks, recipes, and data bags for server configuration, deployment, and app stack build outs.
• Supported developers in writing cookbooks for deploying product applications in development, QA, and production environments.
• Deployed application updates using Jenkins. Installed, configured, and managed Jenkins
• Triggering the SIT environment build of client remotely through Jenkins.
• Deployed and configured Git repositories with branching, forks, tagging, and notifications. Experienced and proficient deploying and administering Github
• Deploy builds to production and work with the teams to identify and troubleshoot any issues.
• Automated Merging of branches as requested by developers.
• Configure Linux environments in both public and private domains.
• Configure and schedule the scripts to automate the module installation in the environment
• Connected Apache Http to tomcat container using mod jk module, writing rewrite rules for the web pages.
• Installed and configured Zabbix (similar tool to Nagios) as monitoring tool for disk usage, cpu utilization, list of open files etc. and sending alerts to our teams based on the same.
• Applied redirection rules in Apache based on redirection conditions provided by developers.
• Implemented zero downtime deployment process in Weblogic using python and shell script and automated it using Jenkins.

Chicago, IL

Systems Engineer

Responsibilities:

• Experience on AWS cloud services like EC2, S3, RDS, ELB, and EBS for installing, configuring and troubleshooting on various Amazon images for server migration from physical into cloud.
• Responsible for building out and improving the reliability and performance of cloud applications and cloud infrastructure deployed on Amazon Web Services.
• Worked with development team to create a collaborative IT operations model based on Agile and DevOps methodologies and wrote code to support automated IT operations methodology (foundation of cloud services) in various scripting languages
• Administration/owner of GIT for the project.
• Implemented and Enhanced the Existing Scripts which are developed in Shell, Perl, Ruby and Python.
• Utilize Cloud formation and Puppet by creating DevOps processes for consistent and reliable deployment methodology.
• Install and configure windows and Linux environments and Troubleshoot system performance issues
• Worked on complex issues pertaining to hardware and network failure - Monitored both Hardware and Software systems for errors and updated them regularly to maintain proper functioning and flow of information.
• Performed security monitoring tests to identify intrusions.
• Provided Tier 2 and Tier 3 technical support.
• Upgraded the systems with new updates and patches /changes required by the clients.
• Installed Redhat Linux 6.4, 6.5 and windows 2008 and 2012 servers on HP x86 servers (C7000, DL360, DL380’s).
• Used LVM on Linux to create volumes with layouts like RAID 1, 5, 10, 51.
• Wrote script (batch and shell) to copy deliverables to local machine from CI/QA and then copying the code from local machine to production servers through putty.
• Created generalized script to keep latest 5 zip files and clears and delete the remaining.

Plano, TX

Systems Engineer

Responsibilities:

• Experience in Managing SAN disks like EMC and VMAX using EMC PowerPath on windows 2003 and windows 2008 machines
• Installed Windows HBA drivers to manage the environment.
• Configure dns and stand by windows active directory environment
• Configure application and troubleshoot performance issues in the environment
• Experience in Troubleshooting and performance tuning issues with applications like Oracle 10.x, 11.x JBoss 5.x.
• Experience in installing and deploying Apache, JBoss 5.x
• Support of Applications like Apache Tomcat and Java based applications running on Linux machines for multiple clients.
• Experience with F5 load balancers to load balance and reverse proxy servers.
• Experience in Weblogic and WSIL deployments.
• Installed and configured VMware products including vCAC, vSphere, vCenter, vCloud.
• VMware ESX/ESXi 5.x installation, configuration and maintenance.
• Created Pre-commit hooks in Perl/shell/batch for authentication with JIRA-Pattern Id while committing codes in SVN, limiting file size code and file type and restricting development team to checkin while code commit.

Systems Engineer

Responsibilities:

• Assisting System/Network Administrator with basic administration of SONILWALL, Symantec Back Up utility, Symantec SM endpoint Protection, Windows Server 2008
• Implementing TCP/IP core networking services using Windows Server 2008, DHCP, and DNS
• Successfully installation & configuration of network hardware & software such as Point Data Server (PDS),
• Respond to on call service regarding problems in network, work station, & fix them
• Implemented network technologies such as installation and configuration of routed protocols viz. IP and routing protocols namely EIGRP, OSPF and WAN technologies like Leased Line on CISCO routers
• Designed bash, ksh, and Perl scripts to automate application and system management activities. These scripts provided the following functionality: application startup and shutdown, monitored systems and applications health, and web site management
• Installation, Management, Configuration of LAN/WAN systems utilizing Cisco switches and routers.
• Configured various services, devices as well as applications of UNIX servers and worked with application team to customize the environment. Worked with Apache and developed several UNIX scripts to automate web tasks
• Configured firewall based on REDHAT Linux and FreeBSD 4.x that has three network interfaces.

IT Analyst

Responsibilities:

• Implemented Peer to Peer networking through switch using 16 port switch.

Various Projects:

• UNIX Socket programming: Including stream and datagram socket, using C, Simulated the transfer, routing and verification of fragmented message across a Client/Server network Architecture with multiple clients.
• Design and Implementation of TCP Server using UDP: Successfully implemented server and test client. Test Client was used to evaluate server.
• Linux Firewall using IP Tables: Successfully developed and implemented Stateful packet filleting using Netfilter/IP Table in Linux environment
• Traffic Analysis of various protocols using a packet sniffer Tools used: Wireshark and Tcpdump: Successfully analyzed traffic for various protocols. Filtered the packets belonging to each of the protocols and studied their packet structures.
• RF Link Budget Calculation: Developed Link budget analysis and design, Generate a test case scenario of basic elements of a transceiver, modulation, through-put and coverage analysis.