RL

Active Directory Engineer

Relevance Lab Pte. Ltd.

D01 Marina, Raffles Place, People's Park, CecilContractS$5,000 – S$7,000/mo

Posted 21 Jul 2026

About this role

Key Responsibilities • Manage and support Active Directory infrastructure, including Group Policy, DNS, DHCP, and replication. • Implement and maintain Microsoft 365 integration with Active Directory, including hybrid identity solutions. • Configure and support ADFS and related federation services for secure authentication and SSO. • Design and maintain Tier-0 AD architecture, ensuring security and segregation of privileged access. • Administer and maintain Windows Server environments, including patching, performance tuning, and troubleshooting. • Administer and maintain the Certificate Authority (CA) server • Participate in infrastructure projects, including upgrades, migrations, and automation initiatives. • Monitor system performance and availability and respond to incidents and service requests. • Collaborate with security and compliance teams to ensure adherence to policies and standards. • Document procedures, configurations, and changes in accordance with ITIL practices. Requirement • Minimum 5 years of experience in Windows Infrastructure administration. • Strong knowledge of Active Directory, including forest/domain design, OU structure, and GPOs. • Experience with Microsoft 365 integration, including Azure AD Connect and hybrid identity. • Hands-on experience with ADFS and federation services. • Familiarity with Tier-0 AD architecture and privileged access management. • Experience managing Certificate Authority servers and understanding of PKI concepts. • Proficiency in PowerShell scripting for automation and administration tasks. • Understanding of networking fundamentals (TCP/IP, DNS, DHCP, Certificate Authority). • Excellent problem-solving and communication skills. • Microsoft certifications (e.g., MCSE, MS-102, AZ-800/801). • Experience with identity governance and privileged access tools (e.g., CyberArk). • Exposure to cloud platforms such as Azure or AWS. • Familiarity with ITIL framework and change management processes.

What they're looking for

Group PoliciesAutomation SystemsActive Directory Federation ServicesMicrosoft Windows Server Administration

About Relevance Lab Pte. Ltd.

Industry: Information & communications

Frequently asked questions

What does a Active Directory Engineer at Relevance Lab Pte. Ltd. do?

Key Responsibilities • Manage and support Active Directory infrastructure, including Group Policy, DNS, DHCP, and replication. • Implement and maintain Microsoft 365 integration with Active Directory, including hybrid identity solutions. • Configure and support ADFS and related federation services f…

What skills does this Active Directory Engineer role need?

Key skills for this role include Group Policies, Automation Systems, Active Directory Federation Services, Microsoft Windows Server Administration.

How much does a Active Directory Engineer at Relevance Lab Pte. Ltd. pay?

This role lists a salary of S$5,000 – S$7,000 per month.

Is this Active Directory Engineer role remote, hybrid, or on-site?

The listing is based in D01 Marina, Raffles Place, People's Park, Cecil. Check the posting for remote or hybrid options.

How do I apply for this Active Directory Engineer role?

You can apply directly on Relevance Lab Pte. Ltd.'s careers page. ApplyLah can tailor your résumé and cover letter to this exact role in seconds first.