Ketan R Patel

Ketan R Patel

Linux R & D Engineering

Bio

Summary
CAREER OBJECTIVE:
To use my skills, experience and adaptability to obtain a systems administration, engineering or programming position where I am constantly challenged. My greatest strength is my ability to walk into a new environment and be functional immediately. I am quick to learn and adapt to new situations, configurations and technologies.

Programming / Scripting Languages: Bash, Perl, SQL, PL/SQL, Advance Bash, Python

System Administration: FreeBSD, RHEL, Suse, Debian, Fedora, Ubuntu, Gentoo, Archlinux

Monitoring: Argus, Nagios, Cacti, Gomez, Logwatch, OSSec, ELK, graylog2, splunk

Application: Qmail, Sendmail, Postfix, GIT, CVS, SVN, Trac, Apache, IIS, Lighttpd, Squid, nginx, BIND, Wowza, Solr, Varnish, James, Jboss, Tomcat, Cherokee, php-fpm

Utility: Jumpstart / Kickstart, RPMbuild / Mock, yum / up2date, Puppet, vmstat, iostat, mpstat, SELinux, LVM, Scalr, pulp, Ansible, chef

Database: MySQL, Oracle, MSSQL, PgSQL, Memcache, HP Vertica, Oracle Coherence, mongodb

Network: Wireless, IP Addressing/Sub-netting, TCP/IP stack, RADIUS, LDAP, NIS, Samba, Heartbeat, Load balancing, Firewall, VPN, ejabber2, tcpdump

Cloud: AWS, Openstack, Google cloud platform

Virtualization: docker, xen, kvm, vmware, coreos, kubernetes

 

Experience

  • Oak Ridge National Laboratory
    R&D Systems Engineering

    Oak Ridge National Laboratory

    September 2014 – Present  4 years 1 month
    Knoxville, Tennessee Area

    ● Responsible provide support / architect need for DAAC project of NASA
    ● Develop / Support Automated Infrastructure for CI.
    ● Interact with Scientists provide solution as needed.
    ● Developing script / automate daily tasks based on API (python || bash)
    ● Capacity planning based on upcoming future need.
    ● Maintain Nexenta stor ( ZFS HA Solution ). 
    ● Setting up Backup / Security Policy for existing infrastructure
    ● Automate system management / deployment using puppet.
    ● Maintain / Develop workflow for infrastructure as code.
    ● Help Architect automated solution for the custom need of client.
    ● Develop packages (rpm) to install custom scripts and applications.
    ● Build scientific software rpm using MPICH / OpenMPI library for cluster.
    ● Manage new openstack infrastructure.

  • Acxiom
    Sr. Site Reliability Engineer

    Acxiom

    April 2013 – August 2014  1 year 5 months
    Conway, AR

    ● Responsible provide proof of concept design and configuration for production system.
    ● Develop / Support Automated Cloud Infrastructure for production and development.
    ● Develop solution to provide failsafe data solution with geographical resiliency.
    ● Developing script / automate daily tasks based on API (python || bash)
    ● Capacity planning based on current system statistics.
    ● Working on tuning Application / server for better performance.
    ● Provide support for HP Vertica Cluster
    ● Design / Support Scalr to provide solution for multi-cloud provider.
    ● Setting up Backup / Security Policy for Cloud infrastructure.
    ● Automate system management / deployment using puppet.
    ● Develop packages (rpm) to install custom scripts and applications.

  • Thomson Reuters
    Technical Specialist

    Thomson Reuters

    June 2012 – April 2013  11 months
    New York, New York

    Responsible provide proof of concept design and configuration for production system.
    Maintain / develope custome monitor for our need.
    Develop solution to provide failsafe data solution with geographical resiliency.
    Developing script / automate daily tasks based on API (perl || bash)
    capacity planning based on current system statistics.
    Working on tuning Application / server for better performance.
    MySQL Replication on top of NDBcluster engine with release lab release 5.6.
    Creating document for fallback plans.
    Maintain development platform ( Openfire / Oracle Coherence / MySQL / Puppet )
    Setting up Backup Policy for all system.
    Deploy icinga based solution to provide monitoring for performance and uptime
    Automate system management / deployment using puppet.
    Automated Continuous Integration using Jenkins.
    Develop packages (rpm) to install custom scripts and applications.
    Develop ‘init’ script to automate process management.

  • Michael C. Fina
    Linux System Administrator

    Michael C. Fina

    May 2011 – June 2012  1 year 2 months
    Long Island City, NY

    Responsible for infrastructure and customer facing operations.
    Maintain / develop custom monitor for our need.
    Working on planning / implementation to move development infrastructure to Amazon EC2
    Developing script / automate EC2 based on API (perl || bash)
    capacity planning based on current system statistics.
    Working on tuning Application / server for better performance.
    Postgres streaming replication / custom monitoring for postgresql replication.
    Creating document for fallback plans.
    Maintain development / Production platform (interchange / devcamps / postgresql / perl)
    Setting up Backup Policy for all ec2 based system.
    Building xfsutils for RHEL 5.x and kernel 2.6.18-138+ Using Mock.
    tuning kernel variables to support Large Paging / Tuning for database (PgSQL).
    Assembled scripts to generate daily performance report using RRDTools. (sysstats / sar )
    Developed custom monitoring script for headless browser selenium.
    Create revert back plan to move back to Physical Hardware.
    Building in house RPM Repository for update release
    Build / Deploy OSSec for monitoring events.
    Create / Update Kick Start Script to Data center for our requirement build.

  • Webair
    Systems Administrator

    Webair

    November 2007 – May 2011  3 years 7 months
    Garden City, NY

    Responsible for server administration for thousands of servers across global data centers. 
    Troubleshoot level1 to level3 client issues tracked via ticketing system.
    Work with new clients to custom build their software stack on their servers on different OS platforms.
    Perform Linux/BSD, Apache, MySQL optimization to help improve server performance.
    Used bash to develop support tools, ex: Automatically backup MySQL databases across hundreds of servers in several different data centers.
    Assigned as dedicated technical support for VIP clients.
    Help clients debug and identify issues with their server side applications and scripts
    Implemented a wiki based system for collaborative documentation of VIP client infrastructure, server configurations, and maintenance procedures.
    Install, configure and customize monitoring solutions for VIP clients using monitoring systems such as Cacti and Nagios (nrpe / nsca).
    Install, configure, monitor and manage Circular Master - Slave and Master - Slave MySQL Cluster.
    Work with kernel compilation, modifying various variable on kernel in order to improve performance.
    Developing script to automate installation of ffmpeg / mencoder / mplayer from latest repository snapshot across multiple client servers. 
    Support VMWare ESX Cluster - Creating, updating and cloning of Virtual Servers.

  • Modern Data System Inc
    System Administrator and IT Operations

    Modern Data System Inc

    June 2007 – November 2007  6 months
    Carle Place, NY

    Worked on a 20 servers environment consisting of Linux and Windows operating systems. 
    Maintained production environment Active directory
    Managed server backups using Symantec Backup Exec 11 / Symantec Ghost
    Managed production MSSQL servers.
    Set up IPSEC tunnels to allow remote access to servers via VNC
    Constantly researched and presented CTO with new technologies that would improve technical operations for the company.
    Communicate and setup Managed Services for all the computers as client places.

  • Samagam Networks Pvt. Ltd
    Web Services Developer & System Administrator

    Samagam Networks Pvt. Ltd

    April 2004 – February 2007  2 years 11 months
    Surat Area, India

    Managed production environment of about 10 Linux servers
    Deployed firewall solution using Astaro Linux firewall.
    Deployed and debugged primary application built with java and jsp with a mysql backend.
    Improved mysql resiliency by creating a load balanced cluster using ldirectord, Hearbeat as “ultramonkey” package.
    Created a monitoring platform using Nagios and customized to fit our needs.
    Provided 24/7 support for our overseas staff.
    Creating Database diagram for various in house application.

  • Mahavir Electronics & Computer
    Network Administrator, Employee

    Mahavir Electronics & Computer

    January 2002 – April 2004  2 years 4 months
    Surat Area, India

    Installation of Networks and administration of the server
    We are an authorized Service centre for Wipro dot-matrix printer.
    Assembling the computer Installation of Windows XX, dos, Internet and Linux configuring
    the mail server, Installation of LAN and Wan.

  • SSI Education
    Software Engineer

    SSI Education

    May 2000 – January 2002  1 year 9 months
    Surat Area, India

    Web page developing and small animation creating using flash.
    Administration of Cyber Café and image editing using photo tools.; Teaching JAVA, Advance JAVA, C#, C++, C, ORACLE 8i & VB.; To manage a project developed by student and send it to head office in working condition.
    And selected to Became a Technical

  • Matrix Infotech
    Intranet Manager

    Matrix Infotech

    June 1999 – May 2000  1 year
    Surat Area, India

    Installed Network in the Collage of IT at Varacha, with Oracle as Database.
    We are an authorized Service centre for Wipro dot-matrix printer.
    Assembling the computer Installation of Windows 95, dos, Internet, and configuring the mail
    server.
    Web page designing with small animation creating image & touch up.
    Administration of Cyber Café.

  • Ranger Software Pvt. Ltd
    Web Developer

    Ranger Software Pvt. Ltd

    August 1998 – June 1999  11 months
    Vadodara Area, India

    Our Organization developed a Web site with National Database of Industries with
    advertisement and the contact information.
    I have to develop an advertisement page for industrial clients as per their requirement.

Contact Information