Information Technology - Lead Systems Engineer End User Computing (EUC)

Singapore Airlines; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

A major airline company based in Singapore seeks a skilled Lead Systems Engineer to modernize and sustain enterprise identity systems. Responsibilities include managing Microsoft 365 tools, implementing authentication solutions, and collaborating with vendors. Ideal candidates should have experience with hybrid Active Directory environments and SSO implementations with a strong focus on security and efficiency.

Qualifications

• Experience managing hybrid Active Directory environments synchronized with Microsoft Entra ID.
• Strong understanding of SSO and experience with implementation.
• Expertise in enterprise authentication protocols: LDAP/LDAPS, RADIUS, SAML 2.0.

Responsibilities

• Design, implement, and maintain an enterprise authentication system.
• Oversee Microsoft 365 tools and manage email gateway communication.
• Collaborate with cross-functional teams to align with security strategies.

Skills

Hybrid Active Directory management

Single Sign-On (SSO) implementation

Enterprise authentication protocols

Microsoft 365 tools proficiency

Vendor management

Tools

Azure AD Connect

Microsoft Entra ID

Azure Information Protection

Data Loss Prevention

Job description

Job Description

The End User Computing (EUC) team provides IT services and support for all SIA Group employees in Singapore and globally. We are seeking an experienced and driven professional to join our EUC team as a Lead Systems Engineer, playing a key role in modernizing and sustaining our enterprise identity, maintaining the collaboration and productivity platforms along with the email gateway infrastructure.

Key Responsibilities:

Ø Enterprise Identity & Authentication Management

• Design, implement, and maintain a robust enterprise authentication system with a focus on Microsoft Entra ID-based Multi-Factor Authentication (MFA) and Single Sign-On (SSO).
• Drive the migration of legacy SSO setup to Microsoft Entra ID, ensuring smooth transition and minimal disruption, providing the technical leadership and integration guidance to the application teams for SSO/MFA enablement.
• Manage and maintain a hybrid identity infrastructure comprising on premises Active Directory and Microsoft Entra ID with Azure AD Connect handling directory synchronization.
• Evaluate and assess various solutions available in the market and conduct Proof of Concepts (PoC) to determine the best fit for the organization.
• Stay abreast of industry best practices and emerging technologies to continuously enhance and improve authentication mechanisms.
• Collaborate with cross-functional teams to ensure alignment with overall security strategy.

Ø Collaboration, Productivity Platform Management and Email Gateway Communication Infrastructure

• Oversee Microsoft 365 tools including Exchange Online, Outlook, Teams, One Drive, SharePoint Online, Microsoft Viva Engage etc.
• Implement and manage Azure Information Protection (AIP) and Data Loss Prevention (DLP) to enforce data protection policies.
• Manage the SaaS email Gateway and support and maintain the on-prem O365 email gateway communication.

Ø Operational Excellence & Vendor Management

• Work closely with service vendors to ensure performance, SLA adherence and service continuity.
• Own vendor relationship management and escalation for service delivery
• Act as a subject matter expert and provide guidance to internal stakeholders.

Requirements:

• Proven experience managing hybrid Active Directory environments synchronized with Microsoft Entra ID using Azure AD connect.
• Strong understanding of Single Sign-On (SSO) and experience with SSO solution implementation.
• Expertise in enterprise authentication protocols and technologies: Active Directory, MFA, SSO, encryption, LDAP/LDAPS, RADIUS protocol, SAML 2.0, Open ID Connect, and OAuth 2.0. Proficiency in M365 tools, AIP, DLP, and enterprise collaboration tools.
• Excellent communication and interpersonal skills to collaborate effectively with teams.
• Ability to manage platform uptime, troubleshoot complex issues, and support large-scale rollouts.
• Experience managing vendors and aligning solutions with enterprise architecture and security standard

We thank all candidates for your interest in Singapore Airlines, and regret that only shortlisted candidates willbe notified.