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Technical Support Engineer / Linux Systems Administrator (L2/L3)
TechBiz Global GmbH
Dubai, UAE
Full-time
Onsite
Discovered 4 weeks ago
LinuxOpenVZKVMDockercPanel/WHMPlesk
Free
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LinuxOpenVZKVM
Role Overview
TechBiz Global is seeking a Technical Support Engineer / Linux Systems Administrator to administer and maintain GNU/Linux operating systems and virtualized/containerized environments.
The role involves web hosting operations, application and web stack support, network and security operations, mail server administration, performance and DevOps, and reliability and migrations.
Candidates must have several years of hands-on experience in the web hosting industry and advanced proficiency in Linux system administration.
Key Skills for This Role
LinuxOpenVZKVMDockercPanel/WHMPlesk
Full Job Posting
Overview
TechBiz Global is seeking a Technical Support Engineer / Linux Systems Administrator to administer and maintain GNU/Linux operating systems and virtualized/containerized environments.
The role involves web hosting operations, application and web stack support, network and security operations, mail server administration, performance and DevOps, and reliability and migrations.
Candidates must have several years of hands-on experience in the web hosting industry and advanced proficiency in Linux system administration.
Key Responsibilities
- 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.)
- Configure and maintain network protocols, firewalls, and WAFs (ModSecurity, Imunify360)
- Troubleshoot mail flow and deliverability issues, you are already 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)
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