SUMMARY:

• Total 9+ years of experience as the UNIX/Linux/windows/VMware environment and Devops engineer, Data Center Operations, Security management supporting mission critical operating systems for Production Support of various applications on CentOS, Red Hat VMware environment.
• Development / operations (devops) of application server clusters comprised of several hundred nodes.
• Expert - level in deployment and administration of Linux/Unix/VMware servers
• Expert-level understanding of source-code management principles and systems, particularly git, SVN.
• Expert level knowledge on Chef, Jenkins, vagrant, Nexus.
• Expert level understanding of Docker installation, configuration, Docker containers/ images deployment.
• Adept at identifying process inefficiencies and improving them by developing automation systems and processes. Deep understanding of end-users’ needs and selecting the best technology tools to meet project requirements.
• Extensive analytical and troubleshooting experience with both hardware and software.
• Strong experience in Installing, Configuring, Tuning and Administering of web servers like Apache Web Server, Nginix, Samba.
• Hand on experience with JIRA, Confluence tools, single point of contact for support, customization and implementation from USI team.
• Experience in Application Management by using Application Assembling Tool used in assembling EAR files and JAR files.
• Experience in Installation and deployment of various monitoring solutions like Big Brother, Splunk etc.
• Rapid-provisioning and configuration management for Ubuntu using Chef on public and private could services.
• Familiar with most popular scripting and languages Python, Perl, PowerShell.
• Expert level knowledge and working scenarios of different cloud computing technology.
• Administration and architecting knowledge of private (vCloud, vRealize, Azure) and public (AWS) cloud platforms.
• Expert knowledge and ability in selecting, designing and developing a tool-chains with loosely coupled software components.
• Experience in VMware administration, VM deployments, configuration changes, ESXi installation, template creation, snapshots, cloning, migrations, resources allocation, and SAN configurations.
• Experience in Solaris virtualization, zones, LDOMs implementation on T series servers.
• Good experience on RHEL, SUSE, CentOS, Ubuntu Linux VMs installation, configuration and administration.
• SME as a network, compute and storage architect, design, deployment, support and trouble shooting and problem resolution. Conducted assessments and architected designs for numerous clients in several industries from manufacturing, telecommunications, mobile, entertainment, and government to healthcare.
• Worked on Data-Center operation and migration across UNIX/Solaris, Linux, VMware platforms.
• Good understanding of OSI Model, TCP/IP protocol suite (IP, ARP, TCP, UDP, SMTP, FTP, and TFTP).
• Ability to work independently as well as a team member. Experienced in Trouble shooting and Back and Recovery.

TECHNICAL SKILLS:

Operating Systems: IBM-AIX, Red Hat Linux, Sun Solaris, HP-UX, Windows NT/ 2000/2003/2008.

Scripting Languages: Unix Shell Scripting, Python.

Web Servers: Apache 5.x, samba, nginx 1.10.1 and Sun ONE 6.x.

Databases: Oracle 10g/9i, MYSQL.

Cloud Technology: Vcloud, Azure, AWS, vRealize.

Automation/Monitoring tools: SVN, ANT, Jenkins, Chef, Puppet, Ansible, Ruby, Splunk, Vagrant, Docker, Nagios, Nexus.

PROFESSIONAL EXPERIENCE:

Confidential

Cloud Devops Engineer

Environment: RHEL 6.x, CentOS, Ubuntu, Solaris, AIX, VMware, Chef, Jenkins, Azure, AWS, Git, SVN, Splunk, and Open SUSE Linux

• Processed requests from our clients SNET that have been created in JIRA and Service desk within documented SLAs.
• Responsible for support, customization and implementation of JIRA, Confluence tools, point of contact for JIRA issues.
• Create complex JIRA workflows including project workflows, coordinating and tracking all projects for seamless releases using Project Management System JIRA.
• Supporting and administration of VMware environment, creating templates in VMware environment from ISO images, VM deployments, Installation and configuration of Windows server 2000/2003/2008/2012 , red hat 6.x-64, 7.x-64, Suse 11, 12 Linux servers, Ubuntu, Cent OS configuration on VMware.
• Creating a complete cloud platform using EC2, Deploying Auto-scaling for Dynamic use of instances in AWS.
• Use Amazon CloudWatch metrics to monitor the health and utilization of AWS resources.
• Manage storage services like S3, Glacier, RRS and defining the rules, Database management using Amazon RDS.
• Database migration, Migration from historical data centers to cloud platform.
• Run and managing web apps using AWS Elastic Beanstalk.
• Experience in configuring virtual network, virtual hard disk, data disk, creating storage accounts in Azure cloud environment.
• Experience in Azure cloud for Provisioning and managing server, configuring cloud service, F5 load balances, preparing and configuring VPN packages to end user in corporate.
• Experience in creating reserving VIPs for cloud service, internal private IPs (DIPs) for servers Azure cloud Environment.
• Exposure on SQL database provisioning, monitoring, traffic management, alerts, and enterprise service bus, migration of data on to cloud premises.
• Experience with Splunk data mining and log file reporting.
• Installation and upgrade of Opscode Chef Server and documenting steps.
• Installation and upgrade of Chef Client and Make sure servers are getting converge with chef-server.
• Creating of Organization, Environment, and users in Chef server
• Work station setup for Knife plugin and establish connectivity between Chef server and workstation
• Pushing of chef - cookbook, roles, databags on chef-server using knife plugin and executing it on node.
• Bootstrap the node in Cloud using Knife and add them to required Environment.
• Worked on cloud automation framework namely CHEF which included automation of certain software installation processes in the form of Ruby code.
• Add required images to Vagrant and create servers out of Images for testing
• Worked on the cloud automation framework namely CHEF the included automation of certain software installation processes in the form of Ruby code.
• knowledge on GIT and Jenkins Continuous Integration Server - Installation, Configuration, Design and Administration, and integrating these tools with other systems
• Worked for data Center migration from Glen Mills to Hermitage.
• Java Virtual Machine and Application Server Tuning, Monitoring and Alerting on Solaris and RHEL Linux
• Configuring the client VM’s in Nagios, servers for monitoring and applying blackouts for any outages, pulling reports, providing them to client.
• Networking and Infrastructure trouble shooting and Administration experience - TCP/IP, DNS etc

Confidential

System Administrator

• Provide System Administration and Hardware Support for about 800+ servers based on different flavors of Unix/Linux and VMware ESXI servers
• Primarily work on Escalations at various levels and maintain maximum adherence to the stipulated Service Level Agreement’s
• Troubleshooting and log analysis for VM issues, Root-cause analysis of recurring issues impacting the business, actively working on problem management by making strategic approach to improve the existing system and Service Improvement Plans.
• Creation and automation of the scripts for monitoring the health check of the server as well as the applications.
• Train and mentor Junior Administrators and Engineers.
• Interacting with App’s/DBA’s/Storage Team.
• Co-ordinate/Assist SAN /NAS Storage teams in resolving the issues.
• Monitoring, maintenance and admin of client systems running on a wide variety of SUN, IBM, HP hardware with Linux, Solaris, AIX operating systems.
• File system Administration of Linux LVM, Veritas Volume Manager, Ufs.
• Perform OS level patch installation, package/rpm installations & upgrades on production and development servers.
• Analyze Performance bottlenecks and tuning kernel parameters accordingly.
• Root cause analysis after Panic/Dump/Crash related to Linux, Solaris.
• Experienced in monitoring system performance on slow servers and check the errpt and also status of the system using utilities such as TOP, SAR, NMON, VMSTAT and IOSTAT, nmon, perf event, Recommending improvements for server utilization and performance.
• Worked on Samba, apache, and send mail/postfix configuration.
• TSM client setup, troubleshooting the TSM backup failure Issues, handling the adhoc backups, restorations.
• Troubleshooting the issues related to Networking and NFS, auto mount.
• Installed Java, .NET, Perl, and C++ compilers for application development department.

Confidential 

System Engineer

• Remote OS support (LVM, VXVM, IGNITE, PATCHING, Online JFS for HP-UX/ Solaris).
• Created and updated Standard Operating Procedures.
• Supporting BMC Control-M job scheduling software using Enterprise Control Station (ECS).
• VERITAS Net backup troubleshooting using remote tools and commands.
• Customer Interaction to understand and workout the optimum requirement and providing the technical support on the same.
• Change executor for planned and emergency changes on critical servers.
• Installed and updated patches for OS.
• Configured and Administered the NFS server and client.
• Creating/Migrating/Increasing/Reducing File systems.
• Performed disk management functions using LVM, Mirror disk/UX.
• Kernel tuning based on applications and their requirements.
• Familiar with Auto Secure Environment, experience with Performance Tuning in HPUX.
• Experience in VERITAS Volume Manager 3.5/4.1 on Sun Solaris.