Ambition Hiring! Full Time Lead Enterprise Systems Engineer – Microsoft 365 in - Ricebowl

The Role

Our client, a global organisation, is looking for a Senior Enterprise Systems Engineer to join their technology team. This role has a strong focus on Microsoft 365, Cloud, Identity and Enterprise Infrastructure.

You will be responsible for designing, implementing and supporting enterprise systems across a global environment, while acting as a senior escalation point for complex technical issues and infrastructure initiatives.

Key Responsibilities

• Design, implement and support Microsoft 365 and enterprise infrastructure solutions.
• Manage Microsoft Entra ID, Intune, Exchange Online, Microsoft Defender and Conditional Access.
• Support Windows Server, Active Directory, DNS, DHCP, GPO and Exchange environments.
• Manage Azure, VMware vSphere, Horizon VDI and Azure Virtual Desktop.
• Develop automation using PowerShell and Microsoft Graph API.
• Support infrastructure security, PKI/certificates and compliance requirements.
• Manage backup, disaster recovery and business continuity initiatives.
• Lead and resolve complex P1/P2 incidents and perform root cause analysis.
• Contribute to infrastructure architecture, roadmap and continuous improvement initiatives.
• Act as a Subject Matter Expert in Microsoft 365, Identity, Cloud, Virtualisation or Automation.
• Collaborate with global technology teams across multiple time zones.

Requirements

• 5+ years of experience in enterprise infrastructure engineering.
• Strong hands-on experience with Microsoft 365, particularly:
• Entra ID
• Intune / Endpoint Manager
• Exchange Online
• Microsoft Defender
• Conditional Access
• Strong Windows Server and Active Directory experience.
• Experience with Azure and/or VMware environments.
• Strong PowerShell scripting and automation experience.
• Experience with Microsoft Graph API is advantageous.
• Knowledge of enterprise backup/DR solutions such as Rubrik, NetBackup or Commvault.
• Experience with Terraform, Ansible or Azure DevOps is a plus.
• Experience working in a global/follow-the-sun environment.
• Experience within financial services or another regulated environment is highly desirable.
• Strong communication skills and ability to work with global stakeholders.

Working Hours

• Monday to Friday.
• Global follow-the-sun support model.
• Working hours may start as early as 7:00 AM SGT depending on global coverage requirements.
• Participation in an on-call rotation is required, including occasional weekend maintenance windows.