Job Title: Senior System Administrator

Department: IT
Reports to: Head of IT Infrastructure

Job Purpose:

The Senior System Administrator is responsible for supervising and leading the Server Infrastructure section. This role involves the overall planning, implementation, maintenance, and security of server systems and data center infrastructure across the bank. The Senior System Administrator ensures that all systems operate efficiently, securely, and align with the organization’s IT strategy. They also oversee a team of system administrators and provide strategic direction and support for critical IT infrastructure projects.

Key Responsibilities:

• Lead, mentor, and supervise the Server Infrastructure team to ensure high performance and effective task execution.
• Assign duties and monitor performance of system administrators.
• Establish goals and performance indicators for the section aligned with IT strategy.
• Review and approve infrastructure change requests and ensure proper documentation.
• Oversee installation, configuration, operation, and maintenance of server hardware, virtual environments, and operating systems.
• Manage enterprise server systems including Active Directory, DNS, DHCP, virtualization platforms, and email systems.
• Coordinate data center operations, ensuring proper functioning of UPS, fire protection, and environmental controls.
• Ensure the scalability, reliability, and performance of infrastructure components.

• Implement and enforce security policies to protect the bank’s information and infrastructure.
• Ensure regular system updates, patches, and vulnerability scans are performed.
• Oversee incident response and recovery in the event of system failure or security breach.
• Ensure compliance with IT audit requirements, disaster recovery planning, and data retention policies.
• Oversee system and infrastructure monitoring to ensure uptime and performance.
• Ensure daily backup operations are performed and recovery procedures are tested regularly.
• Supervise periodic audits and reviews of logs, configurations, and system integrity.
• Research and recommend emerging technologies to improve infrastructure efficiency.
• Plan and lead infrastructure upgrade projects and system migrations.
• Collaborate with other IT units (e.g., Network, Database, Application teams) on integrated solutions.
• Develop and maintain infrastructure documentation, standard operating procedures, and IT policies.
• Prepare regular reports on infrastructure health, risks, and project progress for IT management.
• Organize and deliver internal training for system administrators and IT support staff.
• Promote awareness of information security practices across the organization.

Qualifications and Experience:

• Bachelor’s Degree in Computer Science, Information Technology, or related field.
• At least 5–7 years of experience in system administration, with 2–3 years in a supervisory or senior role.
• Proven experience with Windows/Linux servers, virtualization (VMware, Hyper-V), and enterprise backup solutions like Veaam Backup.
• Strong understanding of network services, protocols, and IT security best practices.
• Relevant certifications such as Microsoft (MCSA/MCSE), VMware, Linux+, RHCSA, or ITIL are a strong advantage.

Key Skills and Competencies:

• Strong leadership and team management abilities.
• Excellent problem-solving and analytical skills.
• Proactive and strategic mindset.
• High attention to detail with strong documentation habits.
• Effective communication and cross-team collaboration.

Interested candidates should send: To abr-recruiting@abr.rw not later than 18th August 2025.

- Letter of Interest

- CV

- Copy of academic qualifications

- Certificates

- Copy of ID/Passpo

[NOTE]: Please state the POSITION in the subject of the email.

Only shortlisted candidates will be contacted.