L2/L3 Linux Technical Support Engineer – Web Hosting
TechBiz Global
WorldwideremotePosted 1 month ago
Skill Required
Technical-Support-EngineerLinux-Systems-AdministrationWeb-Hosting-OperationsDevOpsSystems-AdministratorLinux-Support-EngineerL2-L3-Support-EngineerL2-Technical-Support-EngineerTier-2-Support-EngineerTier-3-Support-EngineerLevel-3-Support-Engineer3rd-Line-Technical-Support-EngineerL3-Support-Engineer2nd-Line-Support-EngineerL2-Support-EngineerSupport-EngineerWeb DeveloperTechnical LeadTechnical Support EngineerLinuxSystem AdministrationQuery OptimizationBackup and RecoveryWindows ServertroubleshootingPostgreSQLnetworkingautomationObservabilityWordPressFirewallNode.jssecurityLaravelAnsibleetc.)MySQLTestNGPythonDockerTCP/IPRedisNginxFulltime
Role overview
Responsibilities
- Work within the technical team to administer and maintain GNU/Linux operating systems and virtualized/containerized environments (OpenVZ, KVM, Docker, etc.)
- Participate in the deployment, management, and troubleshooting of industry-standard control panels (like cPanel/WHM, Plesk) within shared hosting environments
- Troubleshoot and optimize web applications built on common web technologies, frameworks and CMS platforms (WordPress, Laravel, etc.)
- Assist clients and resolve complex issues related to PHP
- Knowledge of Node.js and Python stacks is considered a strong plus for application support
- Help configure and maintain network protocols, firewalls, and WAFs (ModSecurity, Imunify360)
- Work with the team to identify, respond to, and mitigate security incidents (malware, phishing, DoS, etc.)
- Troubleshoot mail flow and deliverability issues; familiar with Exim, Dovecot, SPF, DKIM, DMARC, and the use of external mail relays
- Contribute to routine service monitoring and execute performance tuning across Apache, Nginx, LiteSpeed, and database engines (mainly MySQL/MariaDB, and rarely PostgreSQL and Redis)
- Support infrastructure projects, including migration of hosting accounts, VMs, and mail systems
- Assist in testing and implementing disaster recovery, backups, failovers, and caching/CDN strategies
Requirements
- Several years of hands-on experience in the web hosting industry in both technical support and system administration
- Advanced proficiency in Linux system administration and troubleshooting
- Familiarity with Windows Server environments (including IIS, MSSQL) for cross-platform support cases
- Deep understanding of the cPanel/WHM ecosystem, CloudLinux (LVE, CageFS, Selectors), PHP configuration, and typical shared hosting constraints and workarounds
- Proven expertise configuring, managing, and troubleshooting HTTP web servers (Apache, Nginx, LiteSpeed, etc.)
- Strong grasp of web server mechanics, relational/NoSQL databases, and the ability to debug complex web apps at the server level
- Solid understanding of TCP/IP, DNS, and network protocols
- Strong ability to manage escalated support tickets and collaborate with peers to provide custom technical solutions for clients
Nice to have
- Proficiency in writing Bash scripts, Python utilities, and utilizing Ansible playbooks to help the team automate routine deployments and maintenance tasks
- Experience with WHMCS backend architecture and custom module integrations
- Familiarity with high-density enterprise server architectures and large-scale account consolidation workflows
- Professional fluency in English is highly advantageous for internal documentation and diverse client communication
Additional details
- TechBiz Global is providing recruitment service to their top clients from their portfolio
- This position is for one of their clients' teams
- The role combines Technical Support Engineer and Linux Systems Administrator responsibilities
- Originally posted on Himalayas