L2/L3 Linux Technical Support Engineer – Web Hosting at TechBiz Global GmbH

TechBiz Global GmbH; Muratpaşa; On-site; TRY 250,000 - 360,000; Full time

Job summary

TechBiz Global GmbH in Antalya, Turkey, is seeking a Linux Technical Support Engineer to join our web hosting team on-site. The role covers Linux administration, hosting stack support, and troubleshooting across WordPress, PHP, and web apps, with exposure to containers and virtualization.

You will collaborate with the infrastructure team to deploy and maintain panels like cPanel/WHM and Plesk, tune servers, and ensure security.

Qualifications

• Several years of hands-on experience in the web hosting industry in 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 shared hosting constraints and workarounds.
• Experience configuring, managing, and troubleshooting HTTP web servers (Apache, Nginx, LiteSpeed).
• Strong grasp of web technologies, databases, and debugging complex web apps at the server level.
• Solid understanding of TCP/IP, DNS, and network protocols.
• Ability to manage escalated support tickets and collaborate with peers to provide custom technical solutions for clients.
• Nice‑to‑have: Bash scripting, Python utilities, and Ansible playbooks for automation.
• Experience with WHMCS backend architecture and custom module integrations.
• Familiarity with high‑density enterprise server architectures and large‑scale account consolidation workflows.
• Fluency in English is advantageous for internal documentation and client communication.

Responsibilities

• Administer and maintain GNU/Linux operating systems and virtualization environments (OpenVZ, KVM, Docker).
• Deploy, manage, and troubleshoot hosting control panels (cPanel/WHM, Plesk) in shared hosting environments.
• Troubleshoot and optimize web applications built on WordPress, Laravel, and related stacks.
• Configure and maintain network protocols, firewalls, and WAFs; respond to security incidents.
• Troubleshoot mail flow and deliverability with Exim, Dovecot, SPF, DKIM, and DMARC.
• Performance tuning of Apache, Nginx, LiteSpeed, and databases (MySQL/MariaDB).
• Support migrations, disaster recovery tests, backups, failovers, and caching/CDN strategies.

Skills

Linux administration

Web hosting

Networking basics

Troubleshooting

Scripting Bash

English fluency

Tools

cPanel/WHM

Plesk

Docker

OpenVZ

KVM

Nginx

Apache

LiteSpeed

WHMCS

Dovecot

Exim

Job description

L2/L3 Linux Technical Support Engineer – Web Hosting at TechBiz Global GmbH in Antalya, T07, TR. This Full time on site position offers great opportunities for career growth.

At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently looking for a dedicated Technical Support Engineer / Linux Systems Administrator to join one of our clients' teams. If you're looking for an exciting opportunity to grow in an innovative environment, this could be the perfect fit for you.

Key Responsibilities

• Infrastructure Collaboration: Work within the technical team to administer and maintain GNU/Linux operating systems and virtualized/containerized environments (OpenVZ, KVM, Docker, etc).
• Web Hosting Operations: Participate in the deployment, management, and troubleshooting of industry-standard control panels (like cPanel/WHM, Plesk) within shared hosting environments.
• Application \& Web Stack Support: 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, with knowledge of Node.js and Python stacks considered a strong plus.
• Network \& Security Operations: 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.).
• Mail Server Administration: Troubleshoot mail flow and deliverability issues, you are already familiar with Exim, Dovecot, SPF, DKIM, DMARC, and the use of external mail relays.
• Performance \& DevOps: Contribute to routine service monitoring and execute performance tuning across Apache, Nginx, LiteSpeed, and database engines (mainly MySQL/MariaDB, and rarely PostgreSQL and Redis).
• Reliability \& Migrations: 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.

Required Qualifications

• Experience: Several years of hands‑on experience in the web hosting industry in both technical support and system administration.
• OS Mastery: Advanced proficiency in Linux system administration and troubleshooting.
• Familiarity with Windows Server environments (including IIS, MSSQL) for cross‑platform support cases.
• Hosting Stacks: Deep understanding of the cPanel/WHM ecosystem, CloudLinux (LVE, CageFS, Selectors), PHP configuration, and typical shared hosting constraints and workarounds. In addition to proven expertise configuring, managing, and troubleshooting HTTP web servers (Apache, Nginx, LiteSpeed, etc.).
• Web Technologies: Strong grasp of web server mechanics, relational/NoSQL databases, and the ability to debug complex web apps at the server level.
• Networking Fundamentals: Solid understanding of TCP/IP, DNS, and network protocols.
• Communication: Strong ability to manage escalated support tickets and collaborate with peers to provide custom technical solutions for clients.
• Nice‑to‑Have Automation \& Scripting: Proficiency in writing Bash scripts, Python utilities, and utilizing Ansible playbooks to help the team automate routine deployments and maintenance tasks.
• Billing \& Integration: Experience with WHMCS backend architecture and custom module integrations.
• Hardware & Architecture: Familiarity with high‑density enterprise server architectures and large‑scale account consolidation workflows.
• Multilingual Support: Professional fluency in English is highly advantageous for internal documentation and diverse client communication.