Microsoft Defender Security Administrator (Endpoint & XDR)

Capital H Staffing and Advisory Solutions; Cape Town; On-site; ZAR 360,000 - 540,000; Full time

Job summary

Capital H Staffing and Advisory Solutions in Cape Town seeks a hands-on IT Security Administrator to join the Cyber Security and IT Infrastructure team. You will administer Defender security technologies, investigate incidents, manage vulnerabilities and strengthen overall security posture.

The role is operational and technically focused, requiring practical experience with Microsoft Defender for Endpoint, Defender XDR, Intune and Entra ID, in a full-time, office-based setting in South Africa.

Qualifications

• 3–5 years' relevant experience in IT Security or related infrastructure security role.
• Hands-on experience administering Defender security technologies, especially Defender for Endpoint and Defender XDR.
• Experience in endpoint security and EDR, plus investigating security alerts and vulnerabilities.
• Strong knowledge of Windows environments, Microsoft 365, and identity security (Active Directory, Entra ID).
• Understanding of networking fundamentals and vulnerability remediation.

Responsibilities

• Administer, monitor and optimise Defender and related Microsoft security technologies.
• Monitor, investigate and respond to security alerts and incidents with proper escalation.
• Identify and remediate vulnerabilities from scanning, pen-testing and assessments.
• Support endpoint, identity and Microsoft 365 security controls (Intune, Entra ID).
• Coordinate third‑party cyber security risk assessments and remediation tracking.
• Assist with design, implementation and ongoing support of IT security solutions.
• Support security awareness initiatives, documentation and reporting.
• Review and enforce IT and cyber security policies.
• Collaborate with Cyber Security and IT Infrastructure teams to improve processes and controls.

Skills

IT Security

EDR

Windows Administration

Incident Response

Vulnerability Management

Networking basics

Security policies

Education

IT/Cyber Security qualification

Microsoft Security Certifications

CompTIA Security+

Tools

Defender Endpoint

Defender XDR

Intune

Entra ID

Microsoft 365

Job description

Capital H Staffing and Advisory Solutions in Cape Town seeks a hands-on IT Security Administrator to join the Cyber Security and IT Infrastructure team. You will administer Defender security technologies, investigate incidents, manage vulnerabilities and strengthen overall security posture.

The role is operational and technically focused, requiring practical experience with Microsoft Defender for Endpoint, Defender XDR, Intune and Entra ID, in a full-time, office-based setting in South Africa.