Full-timeTech & engineering· Posted 8 Sept

Lead Engineer - M365 & Exchange Platform

DysonFrom company site

Salary

Not stated by the company

When

Full-time hours

Where

Singapore

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Start: Not stated
Work mode: On-site
Experience: Experienced

About the role

You will own the architecture, engineering, operations and automation of the Microsoft 365 tenant and Exchange Online platform at a Singapore technology centre. Working as a cloud platform specialist, you will keep the tenant highly available, performant and efficient while modernising enterprise messaging and SaaS operations. This role suits an experienced platform engineer who enjoys scripting, governance and leading technical change.

What you'll do

Manage and optimise global Microsoft 365 tenant settings, directory synchronisation and core services.
Architect, configure and maintain enterprise Exchange Online messaging infrastructure.
Oversee tenant lifecycle activities, optimise licence allocation and control operational costs.

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Deploy new Microsoft cloud features, evaluate service updates and enhance platform capabilities.

Develop Graph API and PowerShell scripts to automate platform administration and improve performance.

Design redundant mail routes, set up disaster recovery procedures and reduce platform service disruptions.

Govern tenant-wide configurations, define service quotas and manage licence pooling.

Deliver stable SaaS infrastructure services, meet SLAs and resolve complex technical escalations.

Analyse M365 usage telemetry and performance metrics to drive cost optimisation and resource allocation.

Align M365 feature rollouts with business productivity needs and IT service desk workflows.

Support cyber security incident investigations through tenant security settings, message tracing and audit log analysis.

Lead platform updates, tenant migrations and infrastructure maintenance windows.

Good to know

Reporting to the Principal Workspace Platform Architecture and Engineering.
Role type: Manager.
Based at the Singapore Technology Centre.

Requirements

Bachelor's degree in IT, Computer Science or related field, or equivalent practical experience
5 to 7 years of hands-on engineering experience with large-scale enterprise Microsoft 365 tenants and Exchange Online
Advanced PowerShell and Microsoft Graph API scripting for automation and tenant management
Deep knowledge of M365 tenant architecture, Exchange Online messaging pipelines, hybrid mail routing and object synchronisation
Expert use of Microsoft 365 Admin Center, Exchange Admin Center, PowerShell, Graph API and Entra Connect/Cloud Sync
Ability to design redundant mail routes, disaster recovery procedures and mitigate service disruptions

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Lead Engineer - M365 & Exchange Platform

About the role

What you'll do

Good to know

Requirements

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