LINGSY WIMENTA
Summary
An accomplished Digital Workspace Architect with hands-on experience in Microsoft 365 enterprise solutions. Skilled in Messaging and Collaboration, Microsoft 365 and Copilot, MS Entra and Purview, Defender for Office 365, and Microsoft 365 apps.
Overview
18
18
years of professional experience
Work History
Architect (Digital Workspace)
National University of Singapore
11.2022 - Current
- Conduct trial of Copilot for Microsoft 365 for Pilot users (Jan-Jun 2024)
- Develop Copilot implementation plan with Digital Enablement Team
- Address data security, governance, and data access questions
- Review admin usage reports and Microsoft Copilot Dashboard to assess the user engagement
- Gather user feedback through survey to gather insights on how Copilot impacts the experience and productivity
- Introduce enhancement and new features in Microsoft 365 Cloud:
- Rollout Outlook room finder to help staff find available meeting rooms
- Complete the assessment of Microsoft Copilot
- Roll out Microsoft Copilot to all staff and students
- Complete the evaluation of Avatars for MS teams
- Complete the evaluation of Microsoft Loop
- Rollout Microsoft loop to all staff and students
- Complete the evaluation of Viva insights
- Complete the assessment of new MS Teams
- Rollout new MS Teams to all users
- Implement (DLP) Data Loss Prevention policy for credit card detection and blocking in email
- Conduct trial of Microsoft Teams premium for Pilot users:
- Define business use case challenges that can be effectively addressed by Teams premium
- Identify opportunities to enhance the meeting experience and explore the advanced capabilities of Teams premium
- Collect responses on the effectiveness of Microsoft Teams Premium in generating meeting summaries
- Modernization of 2FA infrastructure with Microsoft MFA:
- MFA enrolment for all staff, visitors and students
- MFA knowledge transfer and briefing to IT helpdesk
- Setup Authenticator policy to show application name and geographic location in Authenticator app
- Setup company branding by adding NUS logo at M365 login page
- Prepare MFA FAQ documents for staff, visitors and students
- Prepare onboarding and BAU communication templates to achieve smooth onboarding experience
- Provide ongoing support and escalation management
- Enhancement of email security posture:
- Enforcement of modern authentication for email services and blocking of legacy authentication methods from legacy email application
- Implement SPF, DKIM, and DMARC email authentication protocols on NUS domains to protect recipients against phishing emails
Senior Infrastructure Engineer
GOVTECH
01.2021 - 11.2022
- Serve as the subject matter expert for M365 and Exchange Online plus the following: Azure AD, Microsoft Defender for O365, Data Loss Prevention, Retention Policy, Email Classification, e-Discovery, and related technologies
- Accountable for the overall technical solution of project
- Provide technical oversight across multiple projects as well as approve technical deliverables
- Identify gaps and lapses in existing setup and configuration
- Validate product features to ensure compliance in accordance with design documents
IT Architect
CMA CGM Group
08.2016 - 09.2020
- Level 3 Support Team for exchange, MS TEAMS and O365
- 35,000+ mailboxes on exchange 2016 and exchange online
- 25,000+ MS TEAMS users
- Support users on various Office 365 platform like Outlook, MS TEAMS, Intune, One Drive and One Note
- Mailbox migration from Exchange on prem to O365
- Migration from Skype on prem to MS Teams
- Disable TLS 1.0 and 1.1 in on-premise exchange 2013 and setup TLS Enforcements (end to end TLS encryption) with parent company’s email domains
- Enable SPF and DMARC for protection against phishing emails
- Implement Symantec advanced threat protection for internet emails
- Rollout of Mobile Iron Mobile Device Management to mobile devices
- Migration of 3,000 users from OCS 2007 to Lync 2013
- Manage Global Messaging upgrade project to migrate 13,600 users to Exchange 2013, SharePoint 2013, Symantec Enterprise Vault and Symantec Email Security
- Migrate 12,000 users from Exchange 2003 to Exchange 2007
- Manage Messaging infrastructure project worth 13M
- Manage IT vendor for Enterprise Messaging Operation
Global Messaging and Collaboration Lead
Neptune Orient Lines
07.2007 - 07.2016
- Responsible for delivery of Enterprise Messaging and Collaboration Services
- The portfolio includes Exchange Services, SMTP Email relay services, Blackberry Services, IAP Email Archive Service and OCS (Office Communication Server) services
- Follow-up on ongoing operational, projects and pending tasks with the IT vendor
- Manage the user administration of global messaging and collaboration services
- Provide level 3 support for troubleshooting and problem resolution
- Review the performance of IT vendor periodically
- Manage the change and escalation process
- Request for change order to improve the Messaging Services
- Carry out Root Cause Analysis on severity incidents to prevent reoccurrences
- Review the monthly service report and provide recommendations to the management as and when required
- Carry out annual disaster recovery exercise
Skills
- Copilot for Microsoft 365, MS Teams premium, MS Teams, Exchange Online, MS Bookings, SharePoint, OneDrive, Defender for Office 365, Viva Insights, Microsoft Loop, Microsoft Entra, DLP, Microsoft Purview, Retention policy, e-Discovery, Conditional access, MFA, PowerShell
1 Microsoft 365 Certified: Enterprise Administrator Expert
2 Microsoft 365 Certified: Fundamentals
3 Microsoft Certified: Azure Fundamentals
4 Microsoft Certified: Messaging Administrator Associate
5 Microsoft Certified: Teams Administrator Associate
Microsoft Certified: Security Administrator Associate
Timeline
Architect (Digital Workspace)
National University of Singapore
11.2022 - Current
Senior Infrastructure Engineer
GOVTECH
01.2021 - 11.2022
IT Architect
CMA CGM Group
08.2016 - 09.2020
Global Messaging and Collaboration Lead
Neptune Orient Lines
07.2007 - 07.2016
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