Career

Career timeline

Senior Linux System Administrator with 5+ years of hands-on experience in managing high-availability infrastructure and enterprise-level hosting environments. Specialized in CloudLinux/CentOS administration, LiteSpeed optimization, and building robust automation tools using Golang and Bash scripting. Passionate about infrastructure as code, performance tuning, and developing CLI tools that improve operational efficiency.

1. Senior Linux System Administrator

   · Hosting Provider (Remote) Current

   2022 - Present · Remote

   Managing high-availability infrastructure serving 500+ clients. Built automation tooling in Golang reducing deployment time by 70%. Led migration from Apache to LiteSpeed, improving TTFB by 40%.

   • Managing high-availability infrastructure serving 500+ clients
   • Built automation tooling in Golang reducing deployment time by 70%
   • Led migration from Apache to LiteSpeed, improving TTFB by 40%
   Linux Golang LiteSpeed Docker

2. Linux System Administrator

   · Web Hosting Company

   2020 - 2022 · Dhaka, Bangladesh

   Administered cPanel/WHM environments, server security hardening, automated backup workflows, provided L2/L3 technical support.

   • Administered cPanel/WHM environments
   • Server security hardening
   • Automated backup workflows
   • Provided L2/L3 technical support
   cPanel CentOS Bash MySQL

3. Junior System Administrator

   · IT Services Firm

   2019 - 2020 · Dhaka, Bangladesh

   Monitored server infrastructure, handled incident response, routine maintenance, developed Bash scripts for operational automation.

   • Monitored server infrastructure
   • Handled incident response & routine maintenance
   • Developed Bash scripts for operational automation
   Linux Networking Scripting