Enterprise IT Security Administrator

Sasso Consulting; Centurion; On-site; ZAR 350,000 - 650,000; Full time

Job summary

Sasso Consulting is seeking experienced IT Security Administrators to implement and support enterprise security technologies across Windows, Linux, networks and cloud environments. You will manage access controls, endpoint protection, firewalls, and security monitoring to maintain a secure enterprise environment.

Ideal candidates will have hands-on security administration experience, vulnerability management and strong documentation skills, collaborating with SOC and infrastructure teams to

Qualifications

• Relevant diploma or degree in Information Technology, Computer Science, Cybersecurity, Information Security, Network Engineering or a related discipline.
• Typically 3–5 years of relevant hands-on experience in IT security administration, cybersecurity operations, security infrastructure administration or a closely related technical specialisation.
• Proven practical experience administering enterprise IT security technologies and security controls.
• Strong knowledge of Windows Server, Windows endpoints and enterprise infrastructure.
• Experience administering Microsoft Active Directory and identity-related security controls.
• Practical experience with endpoint protection, antivirus, EDR or XDR technologies.
• Experience configuring and maintaining security policies and technical security controls.
• Understanding of firewall administration and network security fundamentals.
• Experience supporting user access management and authentication security.
• Knowledge of vulnerability management, patching and system hardening.
• Familiarity with Microsoft 365 and Azure security administration would be advantageous.
• Understanding of security incident escalation and operational response procedures.
• Experience working within structured enterprise IT environments.
• Strong technical troubleshooting, documentation and problem-solving skills.

Responsibilities

• Administer, maintain and support enterprise IT security technologies and infrastructure.
• Configure and manage security controls across servers, endpoints, networks and cloud environments.
• Perform day-to-day security administration activities.
• Monitor the operational health and effectiveness of security technologies.
• Implement approved security configurations and technical controls.
• Investigate and resolve security platform configuration and operational issues.
• Support security technology upgrades, patching and maintenance.
• Maintain appropriate access controls for security administration platforms.
• Identify security configuration weaknesses and recommend corrective actions.
• Ensure security administration activities follow organisational policies and change management procedures.
• Administer user accounts, groups, permissions and access controls.
• Support identity lifecycle processes, including user provisioning, modification and deprovisioning.
• Configure and maintain access security policies.
• Administer security controls within Microsoft Active Directory and Microsoft Entra ID environments.
• Support MFA implementation and administration.
• Assist with privileged access management and privileged account security.
• Investigate access-related security incidents and configuration issues.
• Support periodic user access reviews and permission assessments.
• Identify excessive privileges and inappropriate access configurations.
• Maintain accurate access administration records and documentation.
• Deploy, configure and maintain enterprise endpoint security technologies.
• Administer antivirus, antimalware, EDR and XDR platforms.
• Manage endpoint security policies and protection settings.
• Monitor endpoint security compliance and protection coverage.
• Investigate endpoint security alerts and operational issues.
• Support endpoint security agent deployment and troubleshooting.
• Implement approved endpoint hardening and protection configurations.
• Maintain endpoint security updates and platform health.
• Support endpoint isolation and remediation activities during security incidents.
• Collaborate with endpoint engineering and SOC teams to improve security controls.
• Administer and support enterprise firewall and network security technologies.
• Implement approved firewall rules and security policy changes.
• Review firewall configurations and access control rules.
• Support VPN security administration and secure remote access.
• Monitor network security events and investigate configuration issues.
• Assist with network segmentation and access restriction controls.
• Support intrusion detection and prevention technologies.
• Maintain documentation of network security configurations.
• Collaborate with network engineering teams to address security weaknesses.
• Ensure network security changes follow approved operational procedures.
• Monitor security dashboards, logs and operational security alerts.
• Investigate routine security events and suspicious activities.
• Escalate potential security incidents to SOC analysts and incident response teams.
• Support incident investigation and containment activities.
• Maintain security event records and operational documentation.
• Assist with collecting relevant security logs and technical evidence.
• Investigate security tool failures and monitoring gaps.
• Support integration of security platforms with SIEM solutions.
• Assist with implementing remediation measures following security incidents.
• Contribute to improvements in operational security monitoring.
• Support enterprise vulnerability scanning and remediation activities.
• Review vulnerability assessment findings affecting supported systems.
• Coordinate security patching with infrastructure and application teams.
• Implement approved security configuration changes.
• Apply system hardening standards to servers, endpoints and supported platforms.
• Identify outdated software, insecure configurations and unsupported technologies.
• Support vulnerability remediation tracking and verification.
• Assist with security baseline assessments.
• Maintain technical records of security remediation activities.
• Recommend improvements to enterprise system security.
• Administer operational security controls within Microsoft Azure or equivalent cloud environments.
• Support Microsoft Entra ID security administration.
• Configure and maintain Microsoft 365 security settings.
• Administer relevant Microsoft Defender security capabilities.
• Support conditional access and MFA configuration.
• Monitor cloud security alerts and configuration issues.
• Assist with cloud identity and access management.
• Support cloud security posture improvements.
• Investigate cloud security administration and integration issues.
• Maintain documentation of cloud security configurations.

Skills

Security administration

Endpoint security

Identity and Access Management

Network security

Vulnerability management

Cloud security

SIEM monitoring

Education

Diploma/Degree in IT or Cybersecurity

Tools

Windows Server

Active Directory

Microsoft Entra ID

Microsoft 365 security

EDR/XDR tools

Job description

Sasso Consulting is seeking experienced IT Security Administrators to implement and support enterprise security technologies across Windows, Linux, networks and cloud environments. You will manage access controls, endpoint protection, firewalls, and security monitoring to maintain a secure enterprise environment.

Ideal candidates will have hands-on security administration experience, vulnerability management and strong documentation skills, collaborating with SOC and infrastructure teams to