ICT Infrastructure Specialist

Job Description

The ICT Infrastructure Specialist is responsible for the stability, security, and performance of the organization's core ICT infrastructure. This includes managing servers, networking equipment, firewalls, VPNs, and cloud services across Sites. The role ensures reliable connectivity, supports enterprise systems, and enforces cybersecurity best practices. Reporting to the ICT Officer, the specialist will also contribute to system upgrades, documentation, and long-term infrastructure planning to support business continuity and growth.

Duties and Responsibilities

1. Server Infrastructure Management
 Administer Windows Server environments, including Active Directory, DNS, DHCP, file and print services.
 Manage virtual infrastructure (Hyper-V and VMware), ensuring high availability, backups, and resource optimisation.
 Perform system updates, patching, and server health monitoring using tools like Zabbix or PRTG.
2. Network Administration
 Maintain LAN/WAN and Wi-Fi infrastructure across Sites.
 Troubleshoot routing, switching, and access point issues.
 Implement and enforce network segmentation and access control policies.
3. Firewall, VPN & Security Management
 Configure and manage firewalls, including NAT, web filtering, and application control policies.
 Set up and maintain VPN tunnels for secure inter-branch communication.
 Enforce network security policies, intrusion prevention, and log monitoring.
4. Enterprise Platform Support
 Provide support for integrated platforms.
 Collaborate with third-party vendors on system integration, upgrades, and performance tuning.
 Oversee the setup and connectivity of services hosted on local and cloud-based virtual machines.
5. Disaster Recovery & Backup
 Design and maintain backup strategies using on-prem and cloud solutions.
 Conduct periodic DR simulations to test failover and recovery procedures.
 Ensure business continuity for critical systems through redundancy and preventive maintenance.
6. Documentation & Compliance
 Maintain detailed documentation of network diagrams, system configurations, and standard operating procedures.
 Ensure all infrastructure is compliant with internal ICT policies and security frameworks.
 Support internal ICT audits and contribute to policy development.
7. Project Implementation & Continuous Improvement
 Lead and support infrastructure expansion, optimization, and automation projects.
 Conduct research on emerging technologies to propose cost-effective infrastructure improvements.

Qualifications and Experience

 Bachelor’s Degree in Computer Science, Information Systems, or a related field.
 3–5 years’ experience in enterprise infrastructure and systems administration.
 Strong hands-on knowledge of SAP, Windows Server, Firewalls, VPN technologies, and virtualization.
 Certifications such as Microsoft MCSA/MCSE, Cisco CCNA/CCNP, or Sophos Certified Engineer are highly desirable.

How to Apply

Experienced and qualified candidates to send CV's on email hr@geopomona.com. Only shortlisted candidates are to be contacted. All CV's and supporting documents to be in pdf format and on one document.

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