AVINASH

acyhgo@r.postjobfree.com

DevOps Engineer/SysAdmin/LinuxAdmin.

Summary

I have knowledge in building and deployment of software using automated tools and technologies with automation/Configuration management tools using Ansible, Chef, Docker and Puppet.

Dedicated to optimization, understands the melding of operations and development to quickly deliver code to customers. A Bachelor's Degree in computer science and Engineering. Master’s degree in EE (Electrical Engineering) -Computer engineering and system engineering are my Majors with strong academic skills.

I have deep understanding in continuous integration using build tools ANT, MAVEN, GRADLE and continuous delivery process in DevOps with Jenkins and versioning control by GIT and sub versioning (SVN) with branching and merging scenarios.

Experience in the J2EE Framework and its components -Java build, test, deployment and release management.

I have strong scripting knowledge with Unix/Linux and shell scripting and build tools through Jenkins.

Expertise in usage of building tools for deployment such as WAR & EAR from the source code.

Troubleshooting of Red Hat and up2date which is used for old versions of Linux and Servers in windows 2012 on VMware and AWS.

Experience in SDLC with planning the system installation by configuring, maintaining, deploying the servers of Windows 2008,2012 and Linux RHEL 5.x & 6.x

Strong grip on the Software Configuration Management (SCM) automation and system reliability.

Mainly focus on improper configurations, deduplication of data, Security levels which also include auditing, compiling, packaging, deployment and application configurations.

Experience in relational model for queries in data base -RDBMS, for SQL servers using the SQL for data integration by using ORACLE, SQL and MY SQL.

Programming knowledge in Perl scripting and deployed Linux and windows virtual machines from pre-configured templates in VM deployment.

Expertise using the RPM in Linux distributions such as Red Hat Enterprise Linux, SUSE Linux Enterprises and Fedora.

Knowledge in Perl scripting & expert in configuring, administering Apache and Tomcat web servers, database clusters installation and operations of MongoDB.

Operating Systems

Windows servers 98/XP/NT/2000/2003/2008, Fedora, UNIX, LINUX, mac OS. Red Hat Linux ES 4, 5 & 6, IBM AIX 4.3, 5L,6, 7. HP-UX 11.23, Ubuntu, Sun Solaris 7/8/9/10/11, VMware ESX 4.0/5.1/5.5, CentOS 5/6/7, SUSE.

Scripting Tools

Perl scripting, Python, UNIX Shell scripting, Ruby, Bash, C, C++, Java

Database

Oracle 10g,11g/12c RAC, DB2, MYSQL, PUPPET DB, SQL Server, MongoDB 7 SQL Server, PL/SQL.

Build Tools

ANT, MAVEN, Jenkins, Bamboo, Nagios, Zabbix, Cacti, JIRA.

CI tools

Chef, Puppet, Ansible, Dockers.

Cloud technologies

AWS, Microsoft Azure, Openstack, Cloud Foundry and Rackspace

Versioning Tools

Subversion, Clear Case, GIT, CVS, SVN.

Virtualization Tools

VMware VSphere.

Email servers

Zimbra, Postfix, Send mail

Scheduling Tools

Autosys, PagerDuty,Crontab

Networking

DNS, TCP/IP, LDAP, SMTP, DHCP, Nfs/Gpfs, SSH, NIS.

Web Technologies

HTML, CSS, Java Script, JQuery, Bootstrap, XML

Web Servers

Apache, Tomcat, Web Sphere, WebLogic Servers & JBoss application servers.

Monitoring Tools

Nagios, Splunk, Zabbix

Storage Technologies

RAID, SAS, Fiber channel, Backup and recovery, Netapp storage, Amazon s3,FC,SCSI,Veritas volume manager, Chef Server.

Technical Skills:

PROFESSIONAL EXPERIENCE

Sierra College – Rocklin, CA. Nov 2016- Present. acyhgo@r.postjobfree.com

Weblogic Admin /DevOps Engineer

Responsibilities:

Administered the file systems with Veritas storage, Solaris volume manager for large amount of volumes on Solaris and Logical Volume Manger (LVM) on Linux platform.

Installed and configured Oracle WebLogic 11g along with the deployments and troubleshooting of IWS web services (JAR, WAR & EAR) files in Degree works applications (DEV,TEST,PPRD,PROD,WKLY).

Worked on the Ellucian product in Luminis platform a common gateway for student, staff and faculty use everyday tasks.

Worked with the Clusters- Cluster configuration, single cluster, multiple clusters and deployment for server performance tuning and core dump analysis when server crash unevenly.

Worked on LDAP servers, SSL Certificates by using java key tool (public, private and intermediate) chain for client authentication and node managed servers for remote managed servers start and stop.

Wrote scripts for the complex automation/ administration using shell scripting and tracking JVM performance by adjusting heap size of WebLogic. Expert in working with inbound and outbound WebLogic Web application servers.

Automation of domain creation using WLST, ANT and domain Templates. Configuring WebLogic plug ins for Apache Web Server and configured load balancers (F5) and fail over solutions for .edu and .us domains.

Analysing the log files and JVM dumps and Exception stack traces and run the load tests conducted on Application servers- Unix/ RHEL command line and shell scripting.

Experience in OIM Environment Setup (installation, configuration, deployment and patching) Connector Management (installation, configuration, cloning, deployment and password sync)

Experience with Automation frameworks and configuration management by Cobbler and Puppet. Installed Bare-metal servers with Ubuntu by cobbler and triggered the post install scripts to boot strap puppet by cobbler.

Configured Ubuntu by puppet to a configuration state enabled running OpenStack. Usually worked on the CentOS as the base operating system on master server by installation of yum-utils and cman and built system via PXE.

Experience with the built and release management tools SVN, GIT. Created several repositories via GitHub followed by hosting and SCM.

Experienced in Certificate Management for deploying the SSL/TLS Certificates with secure communications and for identity for website.

Broad understanding of ITIL practices in optimizing, planning, assessment and implementing the framework in organization.

Installed Jenkins as a WAR and EAR to the WebLogic and go to the new servers and by enabling Jenkins own database.

Experience in installing WebLogic Infrastructure and managing configuration of modules through puppet called profiles and roles.

Strong experience with shell-scripting (bash), cron, and Linux administration. Expertize in Python and Perl scripting.

Experience with the network security configuration and OS account management in the organization by administrating the tools Netstat, Tcpdump, Curl, keytool and open_ssl for the applications.

Experience with the developer and end- user support, troubleshooting skills in production issues and in critical situations with the applications.

Accomplishments

Graduate study on security issues on cloud computing. - 2015

Strong understanding on cloud computing technology.

Clear understanding on security issues in the cloud.

Encryption and decryption algorithms of data transfer.

Different methodologies and counter measures for the attacks in the cloud.

Graduate study on secure deduplication of data in Hybrid cloud-2015

Complete understanding on Iaas, Paas, Saas.

Clear Understanding of Public, Private and Hybrid Cloud.

Worked on Deduplication of data with encryption and compression techniques.

Learned how to hash the data and avoid deduplication of data.

Project on OPNET TERM PROJECT in Mobile AdHoc Networks- 2015

Worked on Networks (LAN and WAN)

performance and problems of implementation analysis

Routing algorithm evaluation for different devices like routers and switches.

Education

Master of Science, computer engineering and system engineering Nov- 2016

California state university, LA Los Angeles, CA, United states.

I have successfully completed Masters in Computer Engineering & System Engineering from California state university, Los Angeles.

Bachelors of Science, computer science and engineering June- 2014

Jawarlal Nehru institute of technology, Hyderabad-India.

I have successfully completed Bachelors in Computer science & Engineering from JNTU,India.

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