Systems Administrator

Job Details

Clarke International University is hiring a full-time Systems Administrator reporting to the ICT Manager / Designee, based at its main campus in Bukasa, Muyenga, Kampala. The role is responsible for administration, maintenance and optimization of the institution’s virtualization infrastructure, Linux systems, databases and open-source educational platforms, ensuring reliable and secure services for teaching, learning, library and research activities.

• Location: Kampala, Uganda - CIU Main Campus, Bukasa, Muyenga
• Employment Type: Full-time
• Reporting to: ICT Manager / Designee
• Focus Areas: Proxmox VE, LXC/KVM virtualization, clustering, HA, Proxmox Backup Server (PBS), Moodle, BigBlueButton, Koha ILS, DSpace, Linux, MySQL/PostgreSQL, DHCP/DNS

Key Duties and Responsibilities

• Manage and maintain enterprise virtualization environments exclusively using Proxmox VE.
• Provision and scale Proxmox Virtual Machines (KVM) and Linux Containers (LXC).
• Configure clusters, high availability (HA), live migrations and Proxmox Backup Server (PBS).
• Monitor resource utilization across nodes to balance CPU, memory and Ceph/ZFS storage allocation.
• Deploy and manage LMS and repository systems, specifically Moodle, Koha ILS and DSpace.
• Configure and optimize BigBlueButton for high-performance web conferencing and virtual classrooms.
• Perform regular updates, patch management and version upgrades for all open-source applications.
• Administer Linux/Unix servers nested within Proxmox virtual environments.
• Manage services, ensuring robust configuration of DHCP and DNS servers.
• Monitor system performance, troubleshoot outages and implement proactive security measures.
• Maintain and optimize relational databases (e.g., MySQL, PostgreSQL) supporting core applications.
• Implement backup strategies and disaster recovery plans to ensure data integrity.
• Write and refine SQL queries for troubleshooting and custom reporting needs.

Qualifications, Skills and Requirements

• Bachelor’s degree in Computer Science, Information Technology, Computer Engineering, or a related field.
• Minimum 3–5 years in systems administration, most preferably within an academic setting.
• Proven expertise managing Proxmox VE, LXC containers and hypervisor clusters.
• Strong operational knowledge of Moodle, BigBlueButton, Koha and DSpace.
• Good understanding of core network protocols, specifically DNS and DHCP.
• Strong working knowledge of open-source database administration (MySQL, PostgreSQL).
• Advanced proficiency in Linux server administration (Ubuntu, Debian or CentOS).
• Exceptional organizational and time management skills.
• Excellent written and verbal communication skills.
• Strategic thinking with ability to anticipate and proactively address challenges.
• Strong research, analytical and proposal writing abilities.
• Advanced proficiency in Microsoft Office (Word, Excel, PowerPoint), project management tools and CRM software.
• Ability to work under pressure, prioritize tasks and adapt to a fast-paced environment.
• Strong interpersonal skills, relationship management and diplomacy.