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Security Administrator

Full-time

Network Finance

What You'll Do
As a Security Administrator, you will:
  • Engineer, administer, and improve security controls across Microsoft cloud environments.
  • Investigate and remediate cloud security posture findings, including misconfigurations, exposed workloads, over-privileged identities, and vulnerable container images.
  • Design and maintain enterprise identity and access controls, including Conditional Access, phishing-resistant MFA, and Privileged Access Management (PAM).
  • Manage and optimise the Endpoint Detection and Response (EDR) platform through policy development, threat hunting, compliance monitoring, and risk management.
  • Administer web application firewall (WAF), Zero Trust access, bot management, DNS-layer security, and support network security hardening initiatives.
  • Operate and enhance email security controls, including SPF, DKIM, and DMARC.
  • Investigate and respond to escalated security incidents, performing root cause analysis and coordinating containment and recovery.
  • Manage the vulnerability management lifecycle, including scanning, prioritisation, remediation coordination, and penetration test remediation.
  • Develop security automation using PowerShell, APIs, workflow automation platforms, cloud-native automation, and Infrastructure-as-Code.
  • Support governance initiatives by implementing technical security controls, preparing audit evidence, and contributing to security maturity reporting.
Minimum Requirements
  • 3–5 years' experience in Security Engineering, Security Operations, or a Senior Security Administration role.
  • Strong knowledge of enterprise Identity and Access Management (IAM), endpoint security, and Microsoft cloud security.
  • Hands-on experience administering an enterprise Endpoint Detection and Response (EDR) platform.
  • Experience working with Web Application Firewalls (WAF), CDN technologies, or Zero Trust access solutions.
  • Strong PowerShell scripting skills and experience working with REST APIs.
  • Practical experience with vulnerability management and remediation.
  • Solid understanding of networking fundamentals, including TCP/IP, DNS, TLS, VPNs, and network segmentation.
  • Grade 12 (Matric) with a relevant IT qualification or equivalent practical experience.
Advantageous Skills & Certifications
  • Microsoft certifications such as SC-200, AZ-500, or SC-300.
  • CompTIA Security+, CySA+, or equivalent security certifications.
  • Experience with Cloud Security Posture Management (CSPM) tools.
  • Exposure to Kubernetes security, container security, image scanning, and software supply chain security.
  • Experience with SIEM platforms or log management solutions.
  • Familiarity with email authentication technologies including SPF, DKIM, DMARC, and MTA-STS.
  • Experience with Infrastructure-as-Code and workflow automation.
  • Knowledge of security frameworks such as NIST CSF, CIS Controls, ISO 27001, and POPIA.
Don't miss out, apply today!
Vacancy posted 1 day ago
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