PROFESSIONAL SUMMARY

• Extensive experience in IT industry, which includes Experience with DevOps,Cloud technologies (AWS), CICD, Automation, Linux Administration and Database administration.
• Extensive experience in automating DevOps processes using software configuration management tools like chef, Puppet.Excellent noledge in creating and configuring virtual development environments using vagrant.
• Experienced in Installing, configuring and administering of Linux Flavors (Red Hat Linux 4.x/5.x/6.x/7.x, OEL, SUSE, Ubuntu) on HW like Dell, Cisco, IBM and HP Rack servers and also experience with HP and CiscoBaldex 86 Servers like C7000.
• Experience in Shell scripting (ksh, bash) to automate system administration jobs
• Focused on automation and integration and Monitored developed applications and fixed bugs.
• Extensive experience in infrastructure management tools, and data center automation
• Experience with virtualization and cloud infrastructure, including: VMware, Xen, KVM, AWS, Rackspace, etc.
• Extensive experience in network, OS, and application security testing, tool construction, and design of custom protection architectures
• Design, deployment, and maintenance of data centers and application server clusters comprised of several thousand nodes. Design and Implementation of migration strategy for consolidating Data Centers from around teh world to two centralized locations in US which involves 6000+ servers of various Linux versions.
• Identification, planning and migration of P2V candida and new builds from each sites without any downtime.
• Consolidation and Capacity planning of Physical Servers using VMware tools and also P2V Conversions.
• Works closely with Network and security team to open teh required ports for communication during migration and production cutover activities.
• Experience in TCP/IP Networking.
• Experience working with AWS Cloud computing and launching Instances.
• Using Server automation (Blade Logic) too to run teh scripts/patches in multiple servers.
• Creating and managing Virtual Machines and Templates, worked with clones and snapshots of Virtual Machines.
• Troubleshooting, documenting and noledge transferring of Double Take process to teh BUs.
• Involved in migration of project from one flavor to another one.
• Works closely with Java Team to deploy teh application and trouble shoot.
• Worked in heterogeneous environment. Installing, configuring and administration on IBM AIX 5/6/7, Red Hat Linux 8, 9 and RH AS 2.1, RHEL 3.x, 4.x, Suse Linux Enterprise Server (SLES) 10.x.
• Implemented and Enhanced teh Existing Scripts which are developed in Shell, Perl, Ruby and SQL.
• Performed Servers consolidation and virtualization using VMware virtual infrastructure, VMware ESX, Virtual Center, VM tools.
• Experience in virtual infrastructure and Enterprise Cloud technologies
• Expertise in Volume management, Disk Management, software RAID solutions File system Tuning and growing.
• Experience with creation and administration of virtual machines on VMware ESXi and Infrastructure 3.
• Experienced with teh installation, configuration of LVM on AIX and Logical Volume Manager (LVM) on Linux and experienced in RAID 1, 5, 51, 10, 01 configuration.
• Expertise in System performance tuning, capacity planning and Disaster Recovery planning.
• Disk and File system management through Logical Volume Manager (LVM) on LINUX.
• Knowledge of networking (TCP/IP, Ethernet), NIS, DNS, NFS, DHCP, SMTP and RAID.
• Extensive experience in UNIX performance monitoring and kernel tuning and Load balancing to ensure stable performance.

PROFESSIONAL EXPERIENCE

Confidential, Austin, TX

DevOps Engineer

Responsibilities:

• Led a company wide adoption of open source Chef by building Chef Development workflow and best practices around configuration management as well as building a strong and diverse internal Chef community. Launching and configuring of Amazon EC2 (AWS) Cloud Servers using AMI's(Linux/Ubuntu) and configuring teh servers for specified applications.
• Migrated on premise database to AWSCloud and also designed, built, and deployed a multitude applications utilizing teh AWS stack (Including EC2, R53, S3, RDS, SNS, and IAM),by focusing on high - availability, fault tolerance, and auto-scaling.
• Used Amazon RDS to manage, create snapshots, and automate backup of database.Integrated and Configured Elastic Load Balancers with auto scaling group.
• Provided highly durable and available data by using S3 data store, versioning, lifecycle policies, and create AMIs for mission critical production servers for backup.
• Utilized Cloud Watch to monitor resources such as EC2, CPU memory, Amazon RDS DB services, DynamoDB tables, EBS volumes; to set alarms for notification or automated actions; and to monitor logs for a better understanding and operation of teh system.
• Administered and monitored around 2000 instances using Cloud watch.
• Created and maintained virtual private network using Amazon VPC.
• Created and maintained continuous integration (CI) and continuous deployment (CD) environments to facilitate an agile development process which is automated and repeatable enabling teams to safely deploy code many times a day while ensuring operational best practices are supported.
• Setup up and maintenance of automated environment using Chef Recipes & cookbooks within AWS environment.
• Designed and built a continuous integration and deployment framework for Chef Code using test driven development.
• Experience designing, building, maintaining, and coordinating an automated build/release process using Git, Jenkins, Bamboo, Docker, Vagrant.
• Having ample experience in load balancing and monitoring with Nagios.
• Writing shell scripts to accomplish day to day system administration task.
• Troubleshooting Hardware and Operating system related issue.
• Experience in writing technical documentation for regulatory and compliance procedures, policies and various other activities dat involved.

Confidential, Santa Clara, CA

DevOps Engineer

Responsibilities:

• Develop, test, and maintain code designed to integrate on premise virtual environments with commercial and government cloud solutions (AWS, etc.).
• Work with infrastructure provisioning tools such as Chef, Ansible, and Puppet
• Develop scripts to automate deployment of physical and virtual R&D environments and Automation technology implementation by Opscode Chef.
• Worked on variety of Linux platforms Red Hat Linux 5/6 & Solaris which includes installation, configuring and maintenance of applications on this environment.
• Automation of software systems design and development by Ruby (Rails) and Shell scripting.
• Troubleshooting network administration, IIS configuration, DNS setup and modifications, firewall rule sets, local and distributed director, connectivity, and supporting applications.
• Responsible for independent support of Tier 2 issues: reboots, start/stop services, reset Terminal Service and pc anywhere connections, and administrative server maintenance. Daily follow up with clients to ensure resolution of all issues.
• Provide support to Account Managers, UNIX and Windows technicians, and other departments
• Updating patches to keep servers updated against bugs present in teh operating system using Red Hat Satellite Server, yum, etc.
• Worked exclusively on VMware virtual environment.
• Experience in using VMware veeam to move VM’s from One Datacenter to another datacenter.
• Installed, configured and provided support for Tivoli Monitoring software across various OS platforms like RHEL and Solaris.
• Installed packages using YUM and Red hat Package Manager (RPM ) on various servers
• Day to day resolution on Linux based issued though SMS ticketing system in compliance to SLA cycles.
• Automating many day to day tasks through Bash scripting.
• Worked with Red Hat Satellite Server which is used to push changes across various servers simultaneously.
• Performed teh daily system administration tasks like managing system resources and end users support operations and security.
• Installation and Administration of Redhat &SUSE Linux on x86 Enterprise Servers for test lab, production and disaster recovery setup.

Confidential, Houston, TX

Linux Administrator

Responsibilities

• Installation of Oracle 10g on teh Sun servers running Solaris 8, 9, SuSe Linux ES 10 and Redhat AS 2.1, EL 3 and 4.x.
• Experience on working with a SAN environment which included working with SAN teams and teh environment included Brocade Silkworm 4900 switches, EMC Symmetrix DMX 4 and Sun StorEdge 9980
• Mirroring teh root disks using Sun Volume Manager.
• User, Group management and security policy management for teh all servers including Windows and UNIX using RBAC, sudo etc.
• Performance Analysis of resources like CPU, Memory, Disk and Swap from command line using commands like prstat, vmstat, sar, iostat, swap etc. and tuning of teh kernel parameters for teh better performance of teh operating system and TCP.
• Hardening teh servers as per teh compliance norms by analyzing teh availability of teh services dat are needed on teh servers based on teh functionality and disabling teh services which are not needed. Installation and configuration of TCP wrappers and constant security patch updates as a part of teh exercise to harden teh servers.
• Was involved in creation of a Project plan and teh implementation of a backup solution using Veritas NetBackup 5 and StorageTek L700 tape libraries.
• Deployment of System 5 packages on production servers.
• Modifying/ Writing scripts for day-to-day job and administration.
• Creating test environment and assisting in Change control management.
• Troubleshooting day-to-day server related issues and problems.
• Environment: SUSE 9,10, Solaris 8, 9, 10, Redhat EL 3, 4.x,VM Ware ESX 3.5, Virtual Center 2.5, Brocade Silkworm 4900 switches, EMC Symmetrix DMX 4 and Sun StorEdge 9980

Confidential

Linux Administrator

Responsibilities:

• Installed, administered and managed Red Hat Linux, SLES, Solaris, HP-UX and AIX servers.
• Managed and upgraded UNIX’s server services such as Bind DNS, Postfix, Apache web server, Tomcat, MYSQL.
• Developed shell scripts to automate teh system management functions and system backup.
• Installed SUN, HP, IBM server’s hardware components.
• Performed PXE network installations to install Red Hat Linux in Dell servers.
• Performed installation of new software packages, patches and security updates and updated server’s firmware (BIOS) as when required and maintained server’s security from external attacks.
• Implemented central authentication system using NIS server.
• Worked with monitoring tools such as Hobbit, Nagios, Cacti, Xcat, MRTG and other monitoring tools.
• Installing and upgrading Solaris 8, 9, 10, Redhat EL 3, 4.x and Suse EL Server 10.
• Installing Veritas Volume Manager 4.1. Implementing RAID and creating Disk Groups, Volume and Logical volumes using VxVM on Solaris to manage teh storage resources and creating, resizing and managing volumes and used LVM on IBM AIX, Linux to create Volumes on teh Volume Groups, Volumes and file systems.
• Performed user and group administration, UNIX tools installation and configuration.
• Worked with Veritas Cluster Suite, Veritas Net Backup (5.1) and Veritas Volume manager.
• Installed and configured VMWare ESX server on HP Blade servers.
• Responsible for troubleshooting various networking and system related issues with UNIX server’s application and hardware.
• Responsible for monitoring various servers’ performance ensuring security and stability with teh halp of available UNIX utilities.

Confidential

System Administrator

Responsibilities:

• Maintenance of email and network security systems
• Administering Network Workstations
• Installing, configuring various software applications and packages like Apache 1.3.18, WebLogic 7.x, Oracle 9i etc.
• Firewall administration Responsibility for company IT security
• Providing desktop support Forecasting any needed technical improvements
• Maintain site licenses for department/organization
• Produced informative, well-organized presentations to senior management
• Applying cryptography to network applications
• Backup and disaster recovery plans KEY SKILLS AND COMPETENCIES
• Provided fundamental support to teh company's technology department. This included direct responsibility for maintaining teh site's server and workstation and desktop support for workstations, backup of servers, and implementing new software and upgrades.
• Providing VM support and maintenance and their applications for users.
• Resolving teh issues within SLA.
• Good noledge on escalation procedures.
• Testing of applications on different platforms on different machines like Windows, Linux, and MAC and on other tablets.
• Monitoring of firewall.
• Installation, troubleshooting and up gradation of SAP applications to teh users.
• Had worked experience at SCCM Client to push teh applications to teh users.
• Environment: Windows, MAC, SCCM, DMware, VMWARE, VSphere, Citrix, Active directory and Windows server 2003 and CornerStone.