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

TechBiz Global GmbH; Çankaya; Hybrid; TRY 240,000 - 320,000; Full time

Job summary

TechBiz Global GmbH in Ankara, Turkey, is seeking a L2/L3 Linux Technical Support Engineer – Web Hosting to join on-site. You will maintain GNU/Linux systems, manage virtualization and containerized environments, and support hosting operations.

You will troubleshoot PHP/WordPress stacks, work with Apache/Nginx, and contribute to security, backups, and performance. Strong English communication and experience with cPanel/WHM, Plesk, and automation scripting are highly valued.

Qualifications

• Hands-on Linux system administration experience.
• Experience with Windows Server environments for cross‑platform support.
• Familiarity with web hosting stacks and control panels (cPanel/WHM, Plesk).
• Strong networking knowledge (TCP/IP, DNS).
• Scripting or automation experience (bash/python/Ansible).
• Excellent communication and ticket management skills.

Responsibilities

• Administer and maintain GNU/Linux systems and virtualization/container environments (OpenVZ, KVM, Docker).
• Participate in deployment and operations of hosting environments using control panels (cPanel/WHM, Plesk).
• Troubleshoot PHP/WordPress/Laravel stacks; support web applications at server level.
• Configure and monitor web servers (Apache, Nginx, LiteSpeed) and databases (MySQL/MariaDB).
• Support security operations, backups, DR tests, and incident response.
• Assist in mail server tasks and performance tuning; collaborate with teams.

Skills

Linux systems administration

Windows Server cross‑platform support

Networking fundamentals

English proficiency for documentation

Scripting automation

Communication & ticketing

Tools

cPanel/WHM

Plesk

Docker

KVM

OpenVZ

Nginx

Apache

LiteSpeed

Job description

L2/L3 Linux Technical Support Engineer – Web Hosting

TechBiz Global GmbH, Ankara, T06, TR. Full time on site position.

This Full time on site position offers great opportunities for career growth.

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.