PROFESSIONAL SUMMARY:

• Master’s graduate with around 3 Years of experience in IT industry on AWS, Build & Release and Linux administration.
• Experience working in variety of professional system support and solution - based IT services for Linux Systems along with AWS and DevOps.
• Manage Puppet/SCCM/WSUS automations and patching of Unix/Linux and Windows physical and virtual servers.
• Administered the configuration of Unix/Linux operating systems and services for Hewlett-Packard enterprise and HP Inc. Data Centers
• Experience on Shell Scripting and bash scripting for automation of daily tasks in Linux systems.
• Expert in understanding Operating Systems like Linux, UNIX, Windows
• Managed and installed patches and software packages using YUM and RPM and creating YUM repository files for offline servers.
• Worked with system, network, security and storage teams to prepare and configure new servers for the environment.
• Experience in Monitored System Activities like CPU, Memory, Disk and Swap space usage to avoid any performance issues.
• Experience on AWS cloud services like EC2, S3, RDS, ELB, EBS, VPC, Route53.
• Experience in creating and maintaining Auto scaling groups, IAM user roles, policies, EC2 Container Service (ECS) and Load Balancers.
• Experience with administration, maintenance and operations of different AWS Cloud resources and management services like Elastic Beanstalk, S3, RDS, Lambda, SQS, Cloud Front, SNS, Cloud Watch and Cloud formation templates.
• Have a good knowledge about databases like RDS, Dynamo DB.
• Configure AWS VPC with public and private subnets, configured Routing tables, Internet gateway, ACL’s, Security groups.
• Skilled at Software Development Life Cycles Agile technologies and waterfall.
• Automation and integrating of Version Control Systems for source code management. Worked extensively on Git. Maintaining branching model and security in GitHub with best practiced strategies.
• Experience in using Configuration Management tools like Chef and Puppet. Authored many recipes and cookbooks for node management. Wrote many manifests for different modules to be configured remotely.
• Experience in setting up of Docker and creating new images and getting images from Docker Hub, worked on Docker images and containers for deploying applications.
• Extensively worked on Jenkins for continuous integration and for End - to-End automation for all build and deployments.
• Worked with vagrant in spawning of virtual machines VM ware and virtual box
• Experience in monitoring servers with NRPE plugin in Nagios tool. And, Nagios helps to trigger the event handlers to send a notification and act according.
• Expert in deploying the code onto web application servers like JBOSS/ Apache Tomcat.
• Experience in integrating Unit Tests and Code Quality Analysis Tools like JUnit.

TECHNICAL SKILLS:

Operating Systems: UNIX, LINUX, RHEL, Windows, CentOS.

Scripting/Programing Languages: Perl, shell, Bash, Ruby, Python, C, SQL, Java Script, PHP, HTML, Java, J2EE, Spring, .Net.

Tools: Jenkins, HP Data Protector, ILM, Putty, Nagios

Web servers: Apache Tomcat, JBOSS.

LAN technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Wi-Fi 802.11, FDDI.

Firewalls: Juniper Net screen, Juniper SRX & Palo Alto NFW.

Protocols: TCP/IP, WAN/LAN, VLAN, NAT/PAT, DHCP, LDAP, SNMP, SMTP, POP3, IMAP, SSH, FTPS.

Databases: MySQL, MongoDB, Cassandra, Postgre SQL, SQL Server, No SQL.

Bug/Issue Tracking: JIRA, ServiceNow, ILM, Remedy

Infrastructure services: DHCP, DNS, SMTP, FTP, TFTP.

Troubleshooting: CDP, TELNET, SSH, ICMP, PING and TRACEROUTE, SNMP and SYSLOG, CISCO IOS software and configurations.

Packages: RPM, YUM and UP2DATE Configuration management

Puppet Cloud: Amazon Web Services (AWS).

Config Management Tools: Puppet, Chef, Ansible, Docker

Build Tools: ANT, MAVEN, Artifactory

Version Control Tools: Visual SVN, Tortoise SVN, GIT

Testing tools: Junit Web/ Application Servers Apache Tomcat, Web logic

Web Services: SOAP, REST

PROFESSIONAL EXPERIENCE:

Confidential, Houston, TX

DevOps Engineer

Responsibilities:

• Created and Configured Red Hat, Ubuntu, CentOS, Solaris Virtual Machines in AWS using EC2, ElasticIP, VPC, Subnets, Route Tables, NAT Gateway
• Configured SNS, SQS, RDS, DynamoDB, S3, IAM, Cloud Front and ELB to setup environment ready for cloudification.
• Configuring of VPC and Route 53 DNS with networking of subnets containing servers.
• Creating alarms in CloudWatch service for monitoring the server’s performance, CPU Utilization, disk usage etc.
• Used AWS lambda to run servers without managing them and to trigger to run code by S3 and SNS.
• Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed to reach one or more AWS EC2 instances.
• Used GIT for source code version control and integrated with Jenkins for CI/CD pipeline, code quality tracking and user management with build tools Maven.
• Performed Continuous Integrated delivery (CI and CD process) using Jenkins.
• Created and maintained Puppet Modules to manage configurations and automate installation process. Deployed Puppet and Puppet DB for configuration management to existing infrastructure.
• Implemented Chef Knife and Cookbooks for Deployment on internal Data Centre Servers. Also re-used and modified same Chef Recipes to create a Deployment directly into EC2 instances.
• Configured Cloud Watch and Nagios to monitor real-time granular metrics of all the AWS Services and configured individual dashboards for each resource Agents

Environment: AWS, Git, GitHub, Jenkins, Puppet, Cloud Watch, UNIX, EC2, S3, RDS, ELB, EBS, Cloud Formation, Puppet, Maven.

Confidential, Arlington, VA

Systems Engineer

Responsibilities:

• Installation, configuration and upgrade of Red Hat Linux, hp - UX operating systems.
• Provide support to multiple UNIX and Linux servers of different flavors in a Production, development and test environment.
• Administered tools like APATE, ILM and HP Data Protector manager for ticketing and Backup support for Hewlett-Packard Enterprise, Micro Focus, HP Inc USPS Clients.
• Troubleshooting the backups and collect data about backup servers & backup clients.
• Used bash shell scripting to do administrative automation tasks including, installing, configuring, managing files, users, and repositories, applications, debugging, and troubleshooting.
• Expertise in creating VM Templates, cloning and managing Snapshots.
• Remote monitoring and management of server hardware.
• Package management using RPM, YUM and UP2DATE in Red Hat Linux.
• Installed and deployed the VMware ESX containers for the VM cloud and vSphere.
• Experience working in VMware ESX (VSphere) 4.x, 5.x hypervisor for virtualization and installed different OS such as Linux (RHEL), SUSE, Windows.
• Installation and Maintenance of Oracle 10g, 11g on LINUX and Window platforms.
• Performed VMotion using the vCenter on the ESX machines for migrating the VMs online.
• Configured and deployed patches, upgrades, bug fixes on both physical and virtual Red Hat Linux servers using satellite servers.
• Ability to write Shell & Perl scripting.
• Worked on Grub, PXE boot, Kickstart, Packages, YUM, RPMs, LVM, Boot from SAN, file system configuration.
• Worked on SAN, NAS and DAS storages with HBA card configuration and different level of RAID configuration.
• Troubleshooting and configuration of Local and Network based printers.
• User, Group Administration and Advanced File Permissions.
• Patch management of servers and maintaining server's environment in Development/QA/Staging/Production
• Maintain security for the networked environment while allowing users to access all data and software remotely.
• Maintain over 1000+ Linux (RedHat, OEL, CentOS), Sun (Solaris) VMware (ESX) servers across multiple datacenters. Manage installations, patching, monitoring, performance tuning of applications and databases. Architect migration strategies and cloning datasets for Q/A, dev and regression testing. Attend Change Management as SME.
• Manage Puppet/SCCM/WSUS automations and patching of Unix/Linux and Windows physical and virtual servers.
• Liaise with vendors and other IT personnel for problem resolution.
• Provide 2nd and 3rd level support.