SUMMARY

• Dedicated to optimization expertise in Unix administrator & DevOps Engineering, understands the melding of operations and development to quickly deliver code to customers. Has experience with the Cloud and monitoring processes as well as DevOps development in Windows, Unix and Linux systems.
• Have more than 9+ years of IT relevant industry experience in Designing, Implementing, Monitoring the infrastructure and Collaborating with other team members to achieve all Unix/Windows Operation, Build Release & Deployment in agile DevOps environment.
• Design and developed CD/CI pipeline, integrating with Jenkins, DeployIT, Ansible, Puppet, Docker and SVN/Git across geographically separated hosting zones in AWS, Azure and Cloud.
• Have been involved in Developing and Supporting the Applications Especially Cloud environment migration. Played a key role in setup of DevOps & OpenStack cloud environment and Auto Deployment tool and successfully merged it with 3rd party applications like Comverse, ESB Gateway, Mule HUB, which interacts with in various stages.
• Developed Bash, Perl AWK, Windows PowerShell & ANT scripts to automate the deployment process & redact sensitive data from Apache access and error logs using a SED expression and Automate them to deploy WAR files to environments in parallel.
• Expertise and has gain experienced in various major platforms like, Unix Administration, Windows Admin, Middleware, NAGIOS Monitoring Tool setup & management’s, SVN/Git, Automated Deployment, DevOps, SAN Storage, & Manual Deployment.
• Have a great hands on expertise on different Version Control with Subversion, Git, Turtles.
• Has setup, manage & trouble shooting critical Subversion Repository issue.
• I’m a certified engineer in UNIX Sun Solaris and IBM AIX.
• Have in depth knowledge and management skills on ALL UNIX/Linux, Windows operating system along with Storage, Docker Containers, NAGIOS, Middle ware application, Amazon Web Services, Puppet, JIRA, TOMCAT, APACHE2, SQL, MySQL & Splunk. Ability to build, install, configure and troubleshoot all OS/Application WS systems with proven experience in commissioning Servers from OS, through acceptance testing to final delivery in ITIL environment.
• Apart from that I have worked extensively different OS platform such as IBM AIX, Sun Solaris, Veritas Suit, with key competency like setup installing managing MySQL, DB2, Oracle RDB, along with various testing or application tuning tools like JMeter Testing, jConsole, JVM Tuning, Hudson Build, JBOSS, Cruise Control Tier, Eclipse etc. required in different phases of project.
• In addition to this I have been possess 5 years of Telecom/Banking domain expertise and have strong edge over the infrastructure (Application, Operations Support System / Business Support System / Deployment, Live upgradation) application.
• Hands on experience on configuring and managing of writing Reverse - Proxy rule in Apache LoadBalancer, NFS, AutoFS, NIS, DNS, LDAP, Apache, Graylog2, Samba and Sendmail.
• Flexibility to operate outside of normal working hours.
• Familiar with ITIL V3/V4 concepts. Excellent customer handling and troubleshooting experience and has best potential towards business objectives. Seeks a dynamic & prolific role in the industry to attain Personal and organizational goal.
• I have undergone advanced training to gain experts on various modules & tool related to the above applications mentioned and engaged himself in configuring, implementation and managing of different CD/CI Deployment environment such as, DeployIT, JENKINS, Docker, Kafka, Ansible, Chef

TECHNICAL SKILLS

Operating Systems: UNIX, Linux, SUN Solaris, IBM AIX, Windows 9x, 2012 SR.

Database: MySQL, HeidiSQL, Oracle.

Languages: C, C++, JAVA, AWK, HTML, PlSql, PHP, Bash & Perl Shell Scripting, ANT.

Build Tool & Utilities (CD/CI): DeployIT, JENKINS, Docker, Kafka, Cassandra, Puppet, Chef, Ansible, Maven, HUDSON, Control Tier, DevOps etc.

Applications & Web Services: Tomcat, Apache2, AWS, JBoss, GitHub, IBM Web Sphere, Confluence Atlassian. JIRA, JVM Tune

Source & Version Control: Git, SVN, Rational Clear Case, Microsoft VSS, PVCS, CVS

Configuration Management: Nagios, Nagios XI, JMeter, Stress Testing, JConsol, FTP/SFTP, WinSCP, SOAP, SVN., Graylog2, Mule Hub setting, Confluence, JIRA, Splunk, Data Replication, Backup & Restore in MySql etc.

Networking & Load Balancer: TCP-IP, Network Security, VPN, DNS, Routing, Switching AWS ELB, Apache2, HA proxy, Veritas Cluster server, Inifiband

PROFESSIONAL EXPERIENCE

Confidential

Environment: Liberate is Confidential and Wireless International (CWI)'s Customer Care and Billing System, UNIX, Windows, DEPLOYMENT, NAGIOS, JENKINS, DeployIT, DevOps, JMeter, Graylog2 etc.

Unix Infrastructure Engineer & Build Release Manager

Responsibilities:

• Liberate FrontEnd Management & Support, Handling & resolving production issues as per agreed SLA's & KPI's.
• Developed automation and deployment utilities using Jenkins, DeployIT, Ansible, Git, ANT, Bash, Powershell, Python and Rundeck to automate server builds, OS patches, and deployment of applications to Dev, Test, and Production environments.
• Automated deployment of all resources from a centralized designed and developed automated deployment and scaling processes based on Jenkins, DeployIT, Docker, Ansible and JBoss, Chef for a wide range of server types and application tiers.
• Design, Develop, Maintain infrastructure to improve operability of Build & Release software package, application in automated systems used for the development, testing, and promotion of various software components.
• Expertise in managing Amazon Web Services, VPC, Private, Public Subnet & code deployment configuration and deployment of all required infrastructure, administrative tasks and budgeting.
• Configured Puppet Enterprise and Puppet Open Source servers. Wrote Puppet Manifest files to deploy automated tasks to many servers at once.
• Maintained SVN/Git repositories for DevOps environment: automation code and configuration. Develop backup systems to support subversion and web application infrastructure.
• Worked with developers to ensure new environments both met their requirements and conformed to industry-standard best practice.
• Wrote custom monitoring and integrated monitoring methods into deployment processes to develop self-healing solutions.
• Forecast current and future needs of the Dev, Stage and Production environments.
• Act as an escalation point for other tiers of operations staff and be the domain expert for BU’s services/products.
• BU’s infrastructure setup, installing configuring JAVA, Tomcat6, Tomcat7, MySQL on server configuring with valid JMeter stress testing success result to serve max load accessible.
• Migrate web applications from Windows Server 2003 and 2008 to Windows Server 2012 R2.
• Researched and developed Apache2.2 SSL Reverse-proxy front end proof of concept that provides SSL encrypted communications between our Tomcat 7 servers and our Apache front-ends.
• Configured Load Balancers, HTTPS Reverse proxies to achieve high availability and Firewalls.
• Worked closely with Development to update monitoring plugins along with application stack's rapid release cycle, to provide analytics data exposed through JMX & JVM Tuning based on valid JMeter testing.
• Good experience in setting up jump-start server and FLAR for hands-off installations.
• Troubleshoot of the production system stacks down to source code and network packet level & collaborative ROOT cause analysis of production issues.
• Wrote custom puppet modules for managing the full application stack (Tomcat/httpd/MySQL/Java).
• Monitoring Server’s by Nagios by Installation, configuration and managing on Server and Client, Nagios plugins, addons installation, Host configuration to NAGIOS with BU’s specific Checks Monitoring purpose & manage the criticality of services, also done configuration by using Puppet.
• Resolving Nagios issue, Incident issue to prevent the BU outage.
• Handling, Live & Test Liberate Upgradation.
• 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.
• Installing, configuring and managing applications like, TOMCAT, APACHE2, TPware, JVM Tuning, Axis2, JAVA, MySQL, JENKINS, DeployIT, On Unix and Windows environment.
• Enhancing the quality of liberate by managing server configuration & resource utilization like CPU, RAM, Kernel parameter, JAVA GC, HEAP, NON-HEAP, & by application tuning etc.
• Handling & Managing Deployment of all Liberate application/package versions.
• Handling 3rd parties deployment like ComversOne, Mule HUB, ESB etc.
• Handling & Managing Cloud migration of Liberate FrontEnd.
• Played a critical role in configuring Web and Application servers, with DNS, LDAP, Nagios, Load Balancer.
• Built, Configured, Managing & setup of new DeployIT & JENKINS servers and Jobs to automate the Liberate deployment along with AutoFS, NFS.
• Handling & resolving production issues as per agreed SLA’s & KPI’s. Ensuring quality deliverance by adhering to defined processes.
• Built and configured centralized logging and log aggregation Graylog2 server and organized data stack by SPLUNK servers, which wrote log script and system resources statistic by consume logs from all application layer to display in Splunk & Graylog2.
• Limiting user account privileges using SUDOERS.
• Responsible for patches for the operating system, building startup shell scripts, managing the automation of CRON Jobs and managing file systems
• Ensuring timeliness in resolving critical issues & updating customer regular way.
• Understand & Analyze the root cause during major outage and provide suggestion to permanent fix. Update all stake holders with timely on the status until resolution.

Confidential, Huston

Environment: UNIX OS, Windows, SVN, JBOSS, jMeter, NAGIOS, Veritas, Veritas Suit, Veritas Cluster. Solaris Zone.

UNIX Administrator

Responsibilities:

• Running Autopilot scripts to test the Array software/functionality.
• Providing infrastructure as service & provide 1st & 2nd line support to the Oracle team and DBA’s.
• To provide guidance and assisting in process monitoring and load balancing.
• Setting up VPN, IP Tables, VLAN for Linux
• Administering users and groups securely, Provide Sudo access to application user.
• Implementing User quota, managing quota for disk uses. Built password less SSH file transfer in Linux server and deployed it in co-location
• Configuring NFS, NIS, DNS, APACHE-Tomcat, FTP, Squid Proxy, Samba, NTP, SSH, etc. Integrating NIS, DNS with use of NFS & AutoFS.
• Lun creation and Lun masking, creating disk group and volume. Mirror setup with Veritas, Plex detach for patching, Disk replacement (online or offline).
• Check security log for warning and error messages for invalid logons, unauthorized User creating, opening or deleting files.
• Update Anti-Virus signature file and Run Anti-Virus scan on all hard-drives. Run diagnostic tools to detect any system problems.
• Configuring virtual services for the manipulation of virtual computer systems and their resources, including operations for the creation, deletion, and modification of virtual computer systems and operations for the addition or removal of virtual resources to or from virtual computer systems.
• Integration of Solaris Containers with ZFS which allows multiple Solaris Containers to consume a minimal disk footprint by utilizing ZFS snapshots.