Active Directory Administrator

Network Contracting; Randburg; On-site; ZAR 900,000 - 1,400,000; Full time

Job summary

Network Contracting is seeking a Senior Active Directory Administrator to own its enterprise identity infrastructure. You will design, implement, and maintain Active Directory architecture, manage user accounts, security groups, and access controls, and drive consistency across the organisation.

Working with a high-performing infrastructure team, you will optimise AD services, develop GPOs, automate with PowerShell, implement security controls, and plan upgrades and disaster recovery in

Qualifications

• Degree or diploma in Information Technology, Computer Science, or related field.
• Minimum 10 years' experience administering Active Directory in a large enterprise.
• Extensive Active Directory design, architecture, implementation, and administration experience.
• Strong experience with Windows Server technologies.
• Advanced PowerShell scripting and automation skills.
• Proven experience managing and troubleshooting Group Policies.

Responsibilities

• Design, implement, and maintain Active Directory infrastructure and architecture.
• Manage user accounts, security groups, permissions, and access controls.
• Develop, deploy, and maintain Group Policies to ensure consistency and security.
• Troubleshoot and resolve Active Directory, authentication, and access issues.
• Implement and maintain security controls per industry best practices.

Skills

Active Directory

Windows Server

PowerShell

Group Policy

IAM

Security best practices

Education

Relevant IT degree or diploma

Tools

PowerShell

Job description

A leading organisation is seeking a Senior Active Directory Administrator to take ownership of its enterprise identity infrastructure. This role offers the opportunity to work with modern Microsoft technologies, drive continuous improvement initiatives, and ensure the security, availability, and performance of mission-critical directory services.

Working alongside a high-performing infrastructure team, you will play a key role in managing and optimising Active Directory services while supporting the organisation's broader digital and security objectives.

What's in It for You?

• Opportunity to work within a large-scale enterprise environment
• Exposure to complex Active Directory and Identity & Access Management initiatives
• Involvement in strategic infrastructure and security projects
• Collaborative and highly skilled technical team
• Opportunity to leverage automation and modern Microsoft technologies
• Stable environment with opportunities for professional growth and development

Key Responsibilities

• Design, implement, and maintain Active Directory infrastructure and architecture.
• Manage user accounts, security groups, permissions, and access controls.
• Develop, deploy, and maintain Group Policies to ensure consistency and security across the organisation.
• Troubleshoot and resolve Active Directory, authentication, and access-related issues.
• Implement and maintain security controls in line with industry best practices.
• Ensure compliance with organisational governance standards and security requirements.
• Collaborate with infrastructure, networking, security, and support teams to integrate directory services across the technology landscape.
• Create and maintain technical documentation, standards, and operating procedures.
• Plan and execute upgrades, patches, and system enhancements.
• Monitor system performance, availability, and security, proactively identifying and mitigating risks.
• Generate reports and recommendations to improve operational efficiency and service delivery.
• Utilise PowerShell scripting to automate administrative and operational processes.

Experience & Skills of the Ideal Candidate

• Relevant Degree or Diploma in Information Technology, Computer Science, or a related discipline.
• Minimum of 10 years' experience administering Active Directory within a large enterprise environment.
• Extensive knowledge of Active Directory design, architecture, implementation, and administration.
• Strong experience with Windows Server technologies.
• Advanced PowerShell scripting and automation skills.
• Proven experience managing and troubleshooting Group Policies.
• Solid understanding of Identity and Access Management (IAM) principles.
• Experience implementing Active Directory security standards and best practices.
• Knowledge of Active Directory backup, recovery, and disaster recovery processes.
• Strong analytical, troubleshooting, and problem-solving abilities.
• Excellent communication and stakeholder engagement skills.
• Ability to collaborate effectively across multiple technical teams.
• Microsoft certifications, including Azure Administrator Associate and/or Identity and Access Administrator Associate, will be advantageous.

If you are passionate about enterprise infrastructure, identity management, and delivering secure technology solutions, we would like to hear from you.

Should you not receive feedback within two weeks of your application, please consider your application unsuccessful. Your profile will be retained on our database for future opportunities that match your skills and experience.