OBJECTIVE

• Actively seeking a challenging position in order to expand and contribute my knowledge and experience in Develops/AWS. Accomplished Linux Essential Certificates and AWS Certificate, skilled in developing an infrastructure on automation that supports DevOps deployment and operating projects.

SUMMARY

• Over 8+ years of experience in Software Configuration, Build - Release/DevOps Engineering.
• Red Hat Certified system administrator with 8+ years of Red Hat Linux systems administration
• Extensive experience in Linux / UNIX System Administration of RHEL 4 update Kernel 2.6.9 through RHEL 7.2 3.10.0
• Support experience along with 8+ years of VMware/Windows experience using Red Hat.
• Strong Server Build skills and building client/server services like NFS, NIS, DNS, DHCP, SMTP, POP3, HTTP/HTTPS, SSH, LDAP, LAMP and VNC etc.
• Highly motivated and committed DevOps Engineer experienced in Automating, Configuring and deploying instances on Data centers and AWS.
• Troubleshoot any performance or configuration issues/incidents with Apache Web Servers and engaging different team.
• Also familiar with EC2, Cloud watch, Elastic IP’s and managing security groups on AWS.
• Installed OS by using Jumpstart, Kick-start and Ignite methods for installing Linux.
• Proficient withPython & Shell Scriptingfor build automations.
• Experienced on Clustering, Load balancing techniques to ensure High Availability and Disaster Recovery.
• Experience in Software Configuration, Build-Release/DevOps Engineering.
• Cloud Orchestration and automation usingAWS API (Boto).
• Strong knowledge of Large-scale Linux Server deployment methods, Kernel compilation and configuration, performance optimization and tuning.
• Configured Domain Name System (DNS) and local YUM repository for software package management
• Broad portfolio of AWS infrastructure resources (EBS, S3, EC2, Elastic IP, Route 53, VPC, Security Groups and Network ACLs)
• Experienced withautomating release processusing Jenkins and JIRAastools in diversified project environment.
• Experience in DevOps preferably with cloud connected device systems, distributed applications and databases.
• Experienced on Clustering, Load balancing techniques to ensure High Availability and Disaster Recovery.
• Troubleshooting and solving problems related to users, applications, hardware etc.
• Experience withimplementing project change controlin software release management in multiple technical environments, including UNIX, LINUX and Windows.
• Expert in Automation ofRelease and Deployconfiguration management to different environments i.e. QA, UAT and production.
• Expertise in Configuring and troubleshooting various Networking, Hardware & Linux/ UNIX server’s services issues and performing preventive maintenance.
• Experience of working in Data centers with 24X7 Production and On-Call Environments.
• Experience with the use of monitoring tools to find problems, resolve and/or escalate to development and ensure that we exceed our SLAs.
• Experienced in Administration of Production, Development and Test environment’s carrying Windows, Ubuntu, Red Hat Linux, SUSE Linux and Centos servers.
• Good interaction with developers, managers, and team members to coordinated job tasks and strong commitment to work.

TECHNICAL SKILLS

TOOLS: SOS, EFS, CLOUDFRONT, API GATEWAY, GLACIER, KEY MANAGEMENT, DYNAMODB, DOCKER, JENKINS, FOXIT PDF, RUNIT, ANSIBLE, SSH, PUPPET, SALT, EC2, EC2 CONTAINER, S3, LAMBDA, EMR, ELASTIC LOAD, CLOUDWATCH, CLOUDSEARCH, CLOUDFORMATION, ROUTE 53, VPC, ELASTICSEARCH, SOS, EFS, JIRA, VMware IAM, S3, GLACIER, EC2, EBS, AMI, ELB, CLI, LAUNCH CONFIGURATION AND AUTOSCALING, ELB, EFS, MICROSOFT EXCEL, ACCESS, POWERPOINT, VISIO, OUTLOOK, PROJECT, ADOBE OMNITURE, ADOBE REPORT BUILDER, TERADATA SQL, SQL, MYSQL

OPERATING SYSTEM: UNIX/LINUX (RED HAT, CENTOS 6.5, UBUNTU), CENTOS 6.5, AWS WEB SERVICE

PROGRAM LANGUAGE: LINUX, BASH SCRIPTING, SHELL SCRIPTING, PYTHON

PROTOCOLS: SSH, FIREWALL, SECURITY GROUP IN CLOUD, DNS, DHCP, Telnet, HTTP, TCP/IP, TLS/SSL, FTP, TFTP, UDP, SOAP

PROFESSIONAL EXPERIENCE

Confidential, Herald, CA

AWS/DevOps Engineer

Responsibilities:

• Worked on Automating, Configuring and deploying instances on AWS
• Deployed Instances that auto-scale, which are distributed to meet customers’ availability and performance needs of customer applications
• Developing, designing, test and deploy of automation code, for cloud infrastructure and related service (Cloud Front, Cloud formation, EC2, S3)
• Design and develop continuous deployment pipeline, integrating, Git, Jenkins and puppet across geographically separated hosting zones in AWS
• Extensive experience in Linux / UNIX System Administration of RHEL 4 update Kernel 2.6.9 through RHEL 7.2 3.10.0.
• Linux kernel memory upgrades and swaps area. Red Hat Linux Kickstart Installation, Jump start Installation. Configuring DNS, IDNS, DHCP, NIS, NFS in SSH
• Developed/configured automation to quickly and rapidly deploy instances from hardened images (AMI Foundation)
• Collect the new technologies and tools, and introduced them to the company in which way it helped the company build up an agile development environment. It improved the product quantity and the work efficiency
• Automated application deployments, building new systems and upgrading and patching existing ones
• Implement and manage continuous delivery systems and methodologies on AWS, Used Subversion as source code repositories
• Effective problem-solving skills to work from concept to analytics, identify alternatives and develop unique solutions.
• Worked on Jira, Wiki and Stash from confluence
• Maintained AMIs (Amazon Machine Image) with required patches and upgrades
• Designed, built, and deployed a multitude applications utilizing AWS stack (Including EC2, R53, S3, RDS, DynamoDB, SQS, IAM, and EMR), focusing on high-availability, fault tolerance, and auto-scaling
• Configured Domain Name System (DNS) and local YUM repository for software package management
• Define and deploy monitoring, metrics, and logging systems on AWS
• Extensive experience in managing the large Cloud infrastructure, server provisioning through automation tools such as puppet
• Collaborate with colleague on JIRA BV-UI Designer Automation or give update on stories
• Kickstart server build, build/automation through RedHat Spacewalk Satellite Server
• Created and maintained the Bash/Shell deployment scripts for WebLogic web application servers
• Troubleshoot any performance or configuration issues/incidents with Apache Webservers and engaging different team.
• Responsible for Load balancing and Performance tuning for various instances

Confidential, Boston, MA

DevOps Engineer

Responsibilities:

• Managing the Subversion based source code repository and ensure proper versioning
• Compiled and installed Apache web server to support mod ssl and set up SSL certificates
• Supporting builds and deployments for different environments
• Production experience in large environments using configuration management tools like Salt and Puppet supporting Minion Environment with 200+ servers and involved in developing manifests
• Performed database administration and performance tuning for Oracle and MYSQL databases in Linux servers and automated database backup with shell scripts
• Deployed, configured, and managed cloud-based Linux servers and their applications
• Deployed application stacks using AWS Cloudformation, AWS console, SDK/CLI
• Managing Cross-Dependency meeting with all IT teams to make sure that they are aware and addressing the software testing as well as release cross-dependencies before releasing it into production
• Configured Domain Name System (DNS) and local YUM repository for software package management
• Configured File hosting and transfer services with NFS, Autofs, FTP, SAMBA, SSH
• Software, hardware network database security, categories
• Recommend strategies to support parallel development activities by providing Branching Models
• Responsiblefor identifying, improving, and deploying software configuration practices
• Troubleshooting and configuration problems in development, sandbox, staging and production environments
• Supported new projects and infused new technologies and build automation
• Expertise in System performance tuning, memory management (expanding file system disk space, capacity planning), taking backups, creating NFS mounts and Disaster Recovery planning
• Trouble shooting the problems related with Portal-server configuration issues and performance issues
• Non-Prod and Prod Support in Complex environment and Troubleshoot critical application issues working closely with Developers
• Extract PV and LVM for client information
• Created Physical Volumes and Logical Volumes in Linux servers
• Tracked all the changes in Remedy tracking tool and provided metrics reporting for the project release activities

Confidential, Charlotte, NC

Linux Support Engineer

Responsibilities:

• Linux expert with experience in Commends, Load-balanced, Configuration and web servers
• Progressive experience in IT industry as the Linux System/VMware Server Virtualization
• Planning and Implementation of Kernel patches on RHEL Servers
• On-call support using the Remedy Ticket System for routine system administration issues
• Used VM converter converting Physical machines in VMware VMs
• Monitoring and analyzing performance of around 3500 ESX Hosts, 35v Center Servers
• Created VMware Lab setup as per Internal QA team’s requirement using VMware servers
• Experienced with Learning on the job and explore new technologies with little supervision
• Automated Linux production server setup using Puppet scripts. Used these scripts to replicate production build environments on a local dev box using Vagrant and Virtual Box
• Tuned the TCP/IP stack for troubleshooting application and OS issues
• Used NetBackup for backing up & restoration of file systems
• Built new servers using the Custom jumpstart installation and Kick start
• Secured services using TCP wrapper and SE Linux
• Strengthening security by implementing and maintaining Networks Address Translation in the company’s network.
• Worked with Firewalls using IP Tables
• Configured firewall based on Red Hat Linux and FreeBSD 4.x that has three network interfaces
• 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
• Opened SSH configuration, Sudo Configuration
• Repaired the corrupted file system using FSCK
• Created Logical Volumes (LVM) for Linux operating system
• Wrote Bash Shell scripting to automate the regular tasks like removing core files, taking backups of important files, file transfers among servers
• Maintained, updated and audited system documentation
• Installation and Implementation of Apache Application Server

Confidential, NYC, NY

Linux Systems Administrator

Responsibilities:

• Performed automated installations of Operating System using Jumpstart for Kickstart for Linux
• Extensively worked on hard disk mirroring and stripe with parity using RAID controllers
• Installation and administration of TCP/IP, NFS, DNS, NTP, Auto mounts, Send mail and print servers as per the client’s requirement
• Installed, managed Verities Volume Manager 3.5 (VxVM)
• Experience with EMC storage devices ClariionFC4700/CXx and Symmetrix DMX)
• Experienced with HP storage Works SAN Switches 2/16v (Brocade silkworm)
• Installation of WebSphere, upgraded to service pack updates, installed IBM patches, configuring and creation new admin & managed servers, start & stop WebSphere server
• Created Role Based Access Control (RBAC) for users
• Linux kernel memory upgrades and swaps area. Red Hat Linux Kickstart Installation, Jump start Installation. Configuring DNS, IDNS, DHCP, NIS, NFS in SSH
• Implemented a High Availability Cluster using 2 V480s, T3 and Veritas Cluster Server
• Extensive experience managing the large Cloud infrastructure, server provisioning through automation tools such as Puppet and Salt
• Developed, customized and build packages on RPMs on Linux for deployment on various servers through Software Development Life Cycle
• Working knowledge of activity automation Shell
• Progressive experience in IT industry as the Linux System/VMware Server Virtualization
• Installation, Management, Configuration of LAN/WAN systems utilizing Cisco switches and routers
• Managed existing documentation for systems and created new procedures to support new products. Created documentation for disaster recovery project

Confidential, Minneapolis, MN

Linux Administrator

Responsibilities:

• Execute performance as advanced system administration, operational support and problem resolution for a large complex Unix/Linux computing environment, including both virtualized and physical servers.Used Shell scripts to manage server performance, user activities and monitor file system usage
• Working knowledge of activity automation Shell
• Perform Unix/Linux administration including changes, deletes, disk space management, application installation, and backups
• Working knowledge of activity automation Shell
• 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
• Linux Operating Systems Installation, Configuration and Maintenance
• Installation, Configuration & Upgrade of Linux operating system
• Created different scripts for automating Linux/UNIX server tasks using shell scripts
• Support VMware environment including changes, adding/removing systems, and disk space management
• Provided system administration support for Red Hat /CentOS Linux and physical servers