Jan 2016 – Jan 2018 · 2 yrs

• As a senior member of L3 Team, I'm involved in =>
• > Automation of various activities performed by team using Bash, Python, Perl, Chef, Gitlab(CI/CD)
• > Provide support for openstack based VPS infrastructure.
• > Activities of Data Science and web-apps team
• > Have a fair understanding of configuring/managing hadoop cluster
• > Setting up software load balancers for webapps e.g. nginx, haproxy etc.
• > Mentoring Juniors
• > The primary responsibility is to proactively monitor and resolve application, system or network incidents affecting the one.com customers.
• > Perform application and web site troubleshooting to quickly resolve the issues.
• > Escalate issues as needed to Engineering team as per documented procedures.
• > Develop, maintain, and execute procedures in support of one.com’s infrastructure.
• > Work with Engineering, Development etc. to ensure timely issue identification and resolution.
• > Maintain and promote operational best practices, within the team and to non-sysops teams.
• > Provide support for day-to-day issues encountered by the Systems Operations team.

May 2014 – Dec 2015 · 1 yr 7 mos

• Providing L3 Support.
• Automation of day-to-day work using Perl, Python, Bash and web front-end technologies ( PHP/JS/HTML )

Oct 2012 – Apr 2014 · 1 yr 6 mos · Gurgaon, India

• Installation and Configuration of Red Hat Entreprise Linux OS 5.x/6.x, CentOS 5.x/6.x, Fedora, Ubuntu
• Implementing proper User Administration and file System management In Linux
• Linux Server Monitoring using Cacti, Nagios
• Linux System Administration
• Apache, Tomcat Tuning
• Tomcat/JBoss Administration
• Support for Build Deployments in JBOSS/tomcat/Apache servers
• Configure and Manage Bind DNS
• Automation of work using Shell scripts
• Daily server administration – disk cleanups, log rotation, performance monitoring etc.
• Installed & Configured Jenkins with SVN to generate RPMs

Feb 2011 – Sep 2012 · 1 yr 7 mos · Noida Area, India

• Configuration/Management of Web Hosting SetUp,
• Monitoring of Hosting Setup
• Providing support for local admin activities in Windows environment,(AD/Exchange).
• Providing support for hosting services
• Configuring/Managing various hosting control panels (PLESK/HSPHERE/CPANEL,PBA-S,WEBSITEPANEL)
• Configuring DNS/FTP/DHCP Servers
• Creating Shell Scripts for automation of work
• Configuring/Managing Squid Proxy Server
• Configuring IPTABLES
• Installation/configuration of Tomcat
• Configuring/Managing Virtual Hosting with Apache, Nginx & IIS
• Configuring/Managing Xen Virtualized guests, including migration & performance tuning
• Installing/Configuring/Managing Hyper-V setup
• Work with e-commerce shopping carts, blogs, MySQL database, CGI/Perl script and PHP script

Apr 2010 – Jan 2011 · 9 mos · Noida Area, India

• Configuration/Management of Web Hosting SetUp,
• Monitoring of Hosting Setup
• Providing support for local admin activities in Windows environment,(AD/Exchange).
• Providing support for hosting services
• Configuring/Managing various hosting control panels (PLESK/HSPHERE/CPANEL,PBA-S,WEBSITEPANEL)
• Configuring DNS/FTP/DHCP Servers
• Creating Shell Scripts for automation of work
• Configuring/Managing Squid Proxy Server
• Configuring IPTABLES
• Installation/configuration of Tomcat
• Configuring/Managing Virtual Hosting with Apache, Nginx & IIS
• Configuring/Managing Xen Virtualized guests, including migration & performance tuning
• Installing/Configuring/Managing Hyper-V setup
• Work with e-commerce shopping carts, blogs, MySQL database, CGI/Perl script and PHP script

Sep 2009 – Apr 2010 · 7 mos · Gurgaon, India

• Network Monitoring & troubleshooting

Dec 2008 – Sep 2009 · 9 mos · Noida Area, India

• Linux system administration & troubleshooting.
• working on Ubuntu & RHEL
• SAMBA/FTP/MAIL/NFS configuration
• Firewall configuration using iptables.
• Chat server configuration using ejabberd2