Job
- Level
- Experienced
- Job Field
- IT, System, Security
- Employment Type
- Full Time
- Contract Type
- Permanent employment
- Location
- Aachen
- Working Model
- Onsite
Job Summary
In this role, you will administer GNU/Linux systems and virtual environments, prepare web applications, handle technical support requests, and engage in security and network operations.
Job Technologies
Your role in the team
- 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: Assist in configuring and maintaining network protocols, firewalls, and WAFs (ModSecurity, Imunify360). Collaborate 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.
This text has been machine translated. Show original
Our expectations of you
Qualifications
- 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.
Experience
- Several years of hands-on experience in the web hosting industry in both technical support and system administration.
This text has been machine translated. Show original
Topics You Will Work On
Job Locations
About Your Employer
TechBiz Global GmbH
TechBiz Global GmbH is a leading company in the field of IT recruitment and software development. The company supports its clients in scaling and achieving new successes. Based in Germany, it offers a variety of services.
Description
- Company Type
- Recruiting Agency
- Working Model
- Full Remote, Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication
Technical Support Engineer / Linux Systems Administrator
- Location
- Aachen
- Working Model
- Onsite
- Diversity
- Open for all genders
- English Only
- English only required
