Security Engineer

Introduction

The South African Radio Astronomy Observatory (SARAO) spearheads South Africa's activities in the Square Kilometre Array Radio Telescope, commonly known as the SKA, in engineering, science and construction. SARAO is a National Facility managed by the National Research Foundation and incorporates radio astronomy instruments and programmes such as the MeerKAT and KAT-7 telescopes in the Karoo, the Hartebeesthoek Radio Astronomy Observatory (HartRAO) in Gauteng, the African Very Long Baseline Interferometry (AVN) programme in nine African countries as well as the associated human capital development and commercialisation endeavours.

Position: Security Engineer Business Unit: South Africa Radio Astronomy Observatory Location: Cape Town, Western Cape

Position Details

Position Summary: SARAO requires a detail-oriented Security Engineer who will be responsible to plan, architect & design, implement, optimize, audit, monitor and troubleshoot the IT & network security system to improve the efficiency and cybersecurity resilience of the organization. Responsible for protecting Telescope Hardware Network, Building Management System Network and IT Network. You will ensure security by design in all our network projects, secure configuration & hardening, events monitoring, incident triage and handling. You will also be responsible for conducting security assessments

Key Responsibilities: Day-to-Day running of Network Security Operations Center. Execution of vulnerability scanning tools and internal network security audits/penetration testing. Monitor and report on the performance of network security, and systems security incidents to highlight areas of improvement Execution of vulnerability scanning and internal network security audits/penetration testing Analysis of network security incidents, alerts, vulnerability scan reports, triage and recommend remediation. Administration of all network devices hardware and network software assets and their security profiles. Develop and deploy network policies, architecture and designs as well as continuous improvement Key role player in the implementation of cybersecurity strategy & governance. Integration of IT systems development and infrastructure deployments with security policies and information protection strategies.

Requirements

Qualification: Bachelors of Information Technology, Computer science Network Certification/Network Security Certification/CCNP/CompTIA security+ or equivalent

Experience: 5 years experience in IT networking with network security, network threat management and incident response.

Knowledge, Skills and Abilities: Design, implement and maintain network security controls including Firewalls, DMZ, THN (Telescope Hardware Network), DDoS, NAC, ZTNA and VPN Develop and maintain network security architecture and design documentation. Perform configuration and policy reviews to ensure network security controls are configured according to best practice. Analyse and respond to network security incidents and requests raised on the Service Desk and ensure SLA adherence. IT Security and best practices. Industry regulatory requirements. Ability to communicate complex information correctly.

How to Apply

Closing Date: Wednesday, 28 Oct 2026

The NRF website provides more details on the initiatives and activities. Applicants should submit a comprehensive CV by registering and apply online through the NRF Recruitment and Selection Portal. Applications should be accompanied by a letter of motivation indicating the applicant's suitability for the position. The names and contact details of at least three referees should be provided. Contact Information

Recruitment Support: peopleandculture@nrf.ac.za