IAM Engineer

ARISTON SERVICES PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

ARISTON SERVICES PTE. LTD. is seeking a Platform Operations Engineer in Singapore to design, implement, operate and continuously improve IAM capabilities within a government-focused environment.

You will work on identity solutions, authentication/authorisation protocols, and platform automation to support secure, scalable services. The role involves collaboration with government agencies and technology partners, development of automation scripts, and ongoing improvement of identity platforms

Qualifications

• At least 2 years of IAM, platform engineering, automation experience.
• Experience with directory and identity services such as AD, LDAP, AD FS, and Microsoft Entra ID.
• Strong understanding of identity and federation protocols (SAML, OAuth, OpenID Connect).
• Experience using Microsoft Graph API for identity management, integration or automation tasks.
• Proficient in scripting and automation using PowerShell, Python or similar.
• Knowledge of identity governance, access management and compliance requirements.

Responsibilities

• Design, implement, configure and maintain IAM solutions across the organisation.
• Support the delivery, operation and continuous improvement of Whole-of-Government identity solutions.
• Configure and manage identity brokering and federation products, focusing on the Microsoft ecosystem (AD, AD FS, Entra ID).
• Implement and manage authentication and authorisation protocols (Kerberos, SAML, OAuth, OpenID Connect).
• Use Microsoft Graph API to support identity administration, integration and automation.
• Develop and maintain scripts and automation to reduce operational toil and enable CI/CD practices.
• Collaborate with cross-functional teams, government agencies, vendors and partners to deliver outcomes.
• Participate in on-call, incident response or other operational support arrangements as required.

Skills

IAM experience

Platform engineering

Automation

Team collaboration

Incident response

Education

Computer Science/Engineering degree

Tools

Active Directory

LDAP

Microsoft Entra ID

MS Graph API

PowerShell

Python

Job description

Platform Operations Engineer

Position Overview

We are seeking a Platform OperationsEngineer to join our team and help design, implement, operate andcontinuously improve identity and access management capabilities. The idealcandidate will have practical experience with identity solutions,authentication and authorisation protocols, Microsoft identity technologies andplatform automation.

The candidate will also support thedelivery and operation of Whole-of-Government identity solutions. This rolerequires a strong team player who can work collaboratively with colleagues,government agencies, technology partners and stakeholders to deliver secure,reliable and scalable identity services.

Indicative period:

1 Nov 26 to 30 Oct 27

Key Responsibilities

Identity and Access Management

Design, implement, configure and maintain IAM solutions across the organisation.

Support the delivery, operation and continuous improvement of Whole-of-Government identity solutions used by government agencies and stakeholders.

Configure and manage identity brokering and federation products, with a focus on the Microsoft ecosystem, including Active Directory, AD FS, Public Key Infrastructure and Microsoft Entra ID.

Implement and manage authentication and authorisation protocols, including Kerberos, SAML, OAuth and OpenID Connect.

Use Microsoft Graph API to support identity administration, integration and automation.

Ensure the security, resilience, governance and compliance of identity platfrom.

Platform Automation and Operations

Develop and maintain scripts, tools and automation to reduce operational toil and eliminate repetitive manual tasks.

Build and maintain platform and deployment automation using appropriate scripting, configuration management and CI/CD practices.

Apply DevSecOps principles to platform, identity and security automation.

Support day-to-day operations, troubleshoot incidents and resolve IAM and platform-related issues.

Contribute to monitoring, documentation, testing, change management and operational readiness activities.

Collaboration and Stakeholder Engagement

Work closely with team members to plan, deliver and support identity and automation initiatives.

Collaborate with cross-functional teams, government agencies, vendors and technology partners to resolve issues and deliver outcomes.

Communicate technical matters clearly to both technical and non-technical stakeholders.

Share knowledge, support teammates and contribute positively to a collaborative and inclusive team culture.

Participate in on-call, incident response or other operational support arrangements where required.

Required Skills and Experience

Core Requirements

Degree in Computer Science, Computer Engineering, Information Technology, Engineering or a related discipline, or an equivalent combination of relevant qualifications and professional experience.

At least 2 years of experience in IAM, platform engineering, automation or a related field.

Experience with directory and identity services, such as Active Directory, LDAP, AD FS and Microsoft Entra ID.

Strong understanding of identity and federation protocols, including SAML, OAuth and OpenID Connect. Knowledge of Kerberos is an advantage.

Experience using Microsoft Graph API for identity management, integration or automation tasks.

Proficiency in scripting and automation using PowerShell, Python or similar technologies.

Knowledge of identity governance, access management and compliance requirements.

Strong troubleshooting, analytical and problem-solving skills.

Good written and verbal communication skills.

Demonstrated ability to work effectively as a team player in a collaborative, multi-stakeholder environment.

Willingness to support the operations and continuous improvement of Whole-of-Government identity services.

Preferred Qualifications

Microsoft Certified: Identity and Access Administrator Associate.

Microsoft Certified: Azure Security Engineer Associate.

Relevant Azure, AWS or DevOps certifications.

Experience supporting identity federation or shared identity platforms across multiple organisations or agencies

Knowledge of, and practical experience working with, Singapore Government identity platforms, together with architectural experience designing and integrating identity solutions in government, regulated or large enterprise environments.

Key Attributes

Collabотивеteam player with a service-oriented mindset.

Proactive, accountable and committed to continuous improvement.

Able to balance security, reliability, usability and operational requirements.

Comfortable working across technical domains and engaging diverse stakeholders.

Willing to learn, share knowledge and contribute to a positive team culture.