Senior Active Directory Specialist

Network Contracting Solutions; Gauteng; On-site; ZAR 300 000 - 400 000; Full time

Job summary

A consulting firm is seeking a Senior Active Directory Specialist for a 6-month contract in Gauteng, South Africa. The ideal candidate will have over 10 years of experience in Active Directory management, a strong background in Windows Server and security practices, and the ability to design and optimize AD infrastructure. The role offers an hourly rate for your expertise in managing identity and authentication services.

Qualifications

• 10+ years of experience managing and administering Active Directory in enterprise environments.
• Strong understanding of AD security hardening, MFA, PKI, and LDAP.
• Expertise in designing AD infrastructure.

Responsibilities

• Design the AD infrastructure including domain controllers and security best practices.
• Develop IAM policies and procedures.
• Provide expert-level support for AD incidents.

Skills

Windows Server

DNS

DHCP

Group Policy

PowerShell scripting

Active Directory management

Troubleshooting

Analytical skills

Communication skills

Education

Bachelor's degree in Computer Science

Tools

Azure AD

ADFS

IAM tools (e.g., Okta, CyberArk)

Job description

Reference: NCM

Senior Active Directory Specialist – Duties & Responsibilities

The Senior Active Directory Specialist is responsible for the global design of the OT Active Directory (AD) environment for a 6‑month contract period, ensuring optimal performance, security, and availability. This role plays a critical part in designing appropriate identity and access, enforcing security best practices, and supporting enterprise‑wide authentication and directory services.

Key Responsibilities

• Design the AD infrastructure, including domain controllers, DNS, DHCP, and Group Policy.
• Suggest processes to monitor, troubleshoot, and optimize AD to ensure stability and performance.
• Develop IAM policies, procedures, and controls.
• Design mechanisms and suggest procedures for user provisioning, de‑provisioning, and access control in alignment with security policies.
• Design AD security best practices, inline with current practices including MFA, security baselines, and privileged access management.
• Suggest processes to conduct security audits, patching, and vulnerability assessments.
• Design AD disaster recovery and business continuity plans.
• Design backup and recovery tests to ensure data integrity and availability.
• Suggest PowerShell scripts to automate AD tasks such as account management and reporting.
• Suggest automated monitoring and alerting solutions for AD performance and security.
• Work with IT teams to plan integration of AD with cloud services (e.g., Azure AD, Office 365).
• Provide expert‑level support for AD‑related incidents and service requests.
• Maintain detailed documentation of AD architecture, policies, and procedures.

Required Skills and Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• 10+ years of experience managing and administering Active Directory in enterprise environments.
• Expertise in Windows Server, DNS, DHCP, Group Policy, and PowerShell scripting.
• Experience with Azure AD, ADFS, and identity federation.
• Strong understanding of AD security hardening, MFA, PKI, and LDAP.
• Familiarity with IAM tools such as Okta, CyberArk, or similar.
• Excellent troubleshooting, analytical, and communication skills.

Preferred Certifications

• Microsoft Certified: Identity and Access Administrator Associate
• Microsoft Certified: Server Infrastructure (Must Have)
• Microsoft Certified: Cloud Platform and Infrastructure (Must Have)
• Microsoft Certified: Windows Server Hybrid Administrator Associate
• CompTIA Security+ or CISSP (Advantageous)
• Microsoft Azure Fundamentals or Azure Administrator Associate

Package & Remuneration

Hourly Rate

If you are interested in this opportunity, please apply directly.