Location: Damascus (Onsite)

Employment Type: Full-time

Department: IT Infrastructure

Job Summary:

We are seeking a skilled and proactive Linux System Administrator to manage and maintain our Linux-based systems and infrastructure. This role provides an exciting opportunity to develop expertise inclustering, virtualization technologies like VMware ESXi and Microsoft Hyper-V, as well as gain experience with Windows Server environments.

Key Responsibilities:

• Linux Administration:

o Install, configure, and maintain Linux servers (e.g., Ubuntu, CentOS, Red Hat).

o Perform regular system updates, patch management, and backups.

o Monitor system performance and troubleshoot issues to ensure high availability.

• Clustering Management:

o Configure and manage high-availability clusters using tools like Corosync, Pacemaker, GlusterFS, and DRBD for fault tolerance, data replication, and load balancing across multiple nodes.

o Implement and maintain other clustering techniques, including HAProxy, Keepalived, Ceph for distributed storage, and Galera Cluster for MySQL/MariaDB high availability.

• Security and Compliance:

o Implement and maintain security best practices, including firewalls, access controls, and vulnerability management.

o Conduct regular audits to ensure compliance with company and industry standards.

• Virtualization Technologies:

o Learn and assist with the configuration and management of virtualization platforms, including VMware ESXi and Microsoft Hyper-V.

o Support the deployment and maintenance of virtual machines and virtualized environments.

• Windows Server Support:

o Gain hands-on experience in administering Windows Server environments.

o Assist in managing Active Directory, Group Policies, and user access controls.

• Automation and Scripting:o Develop and maintain scripts for system automation and management tasks using Bash,

Python, or similar languages.

o Optimize and automate deployment and configuration processes.

• Documentation and Reporting:

o Create and maintain comprehensive documentation of system configurations, processes, and troubleshooting guides.

o Provide regular reports on system performance and incidents.

Qualifications and Skills:

Required:

• Proven experience as a Linux System Administrator.

• Proficiency in Linux server installation, configuration, and troubleshooting.

• Experience in clustering tools like Corosync, Pacemaker, HAProxy, or Keepalived.

• Knowledge of networking fundamentals, including DNS, DHCP, and firewalls.

• Basic scripting skills (e.g., Bash, Python).

• Understanding of virtualization concepts.

• Strong problem-solving skills and attention to detail.

Preferred:

• Exposure to VMware ESXi, Microsoft Hyper-V, or other virtualization platforms.

• Familiarity with Windows Server administration (e.g., Active Directory, IIS).

• Experience with distributed storage tools like Ceph or GlusterFS.

• Knowledge of hybrid environments integrating Linux and Windows systems.

• Certifications such as RHCSA, RHCE, or equivalent (not mandatory but an advantage).