( DO NOT APPLY IF YOU ARE NOT FROM EGYPT)
About ServerHub : At ServerHub, we power businesses with high-performance cloud and hosting solutions. Our mission is to provide customers with reliable, scalable, and secure infrastructure worldwide. As an L3 Linux System Engineer, you will be at the forefront of our operations, ensuring our hosting platforms are optimized, secure, and always online.
Job Responsibilities
- Escalation & Troubleshooting :
 
Act as the final escalation point (L3) for complex server, hosting, and network-related issues
Diagnose and resolve critical system failures, network outages, and performance issuesLinux Server Administration :Manage, optimize, and secure Linux-based hosting environments (CentOS, Ubuntu, RHEL)
Administer and fine‑tune web servers (Apache, Nginx, LiteSpeed), databases (MySQL, PostgreSQL), and caching layers (Redis, Memcached)Build and deploy servers from the ground up, ensuring optimal configurations for performance and securityAutomation & DevOps :Develop and maintain automation scripts (Bash, Python, Perl) for server provisioning and configuration management
Utilize Ansible, Terraform, or similar tools for automating infrastructure deploymentsCloud & Virtualization :Deploy and manage KVM, OpenStack, VMware, or containerized environments (Docker, Kubernetes)
Support cloud‑based hosting solutions (AWS, Google Cloud, Azure)Security & Compliance :Implement security best practices, including firewall rules, SELinux / AppArmor, IDS / IPS
Perform vulnerability assessments and patch management to secure customer environmentsMonitoring & Incident Response :Set up and manage monitoring tools like Prometheus, Grafana, Zabbix, Nagios
Participate in 24 / 7 on‑call rotation for urgent system issuesCollaboration & Mentoring :Work closely with NOC, DevOps, and Engineering teams to ensure smooth operations
Provide guidance and mentorship to L1 & L2 support engineersRequirements
11+ years of hands‑on Linux system administration experience in a web hosting or cloud environment.7+ years of experience in a Senior position or Level 3 Engineer role.MUST be a KVM and Livbirt expert with a minimum of 7+ years of experience.Expert knowledge of web hosting technologies (cPanel, Plesk, WHM, LAMP / LEMP stacks).Strong scripting ability in Perl, Bash, and Python.Experience with configuration management tools (Ansible, Puppet, Chef).Networking expertise – understanding of TCP / IP, DNS, VPN, Firewalls, Load Balancing.Familiarity with RAID, SAN, NAS, and distributed storage systems.Experience working in a 24 / 7 production environment with on‑call duties.Ability to build and configure servers from the ground up.Certifications such as RHCE, AWS Certified SysOps Administrator, or Kubernetes (CKA) are a plus.Good English Communication Skills.What ServerHub Offers