Lead CyberSecurity Architect - Microsoft Defender XDR & Purview- Project Manager

Hong Kong Unison Limited; Kuala Lumpur; On-site; MYR 240,000 - 400,000; Full time

Job summary

Hong Kong Unison Limited is seeking a Lead CyberSecurity Architect to drive architecture across Microsoft Defender XDR and Purview. The role involves discovery, requirements analysis, and solution design, covering Defender modules and Purview data protection.

The position requires extensive experience in cybersecurity architecture, hands-on Defender and Purview skills, and the ability to lead governance discussions across units and regions.

Qualifications

• 10 to 12+ years of cybersecurity architecture experience.
• Hands-on experience with Defender and Purview.
• Strong knowledge of Defender XDR and Purview.
• Experience designing Defender for Endpoint architecture and Purview Information Protection.

Responsibilities

• Lead discovery, requirements analysis, architecture, and solution design for Defender XDR and Purview.
• Design integrated Defender XDR solutions across Endpoint, Identity, O365, and Cloud Apps.
• Translate security, privacy, legal, and regulatory requirements into implementation designs.
• Prepare high-level and detailed designs, architecture diagrams, and implementation guides.
• Lead architecture workshops, design reviews, and governance discussions.
• Provide architectural guidance during pilot, rollout, and production.
• Review implementation evidence to ensure alignment with approved designs.
• Develop architecture principles to support multi-country deployments.

Skills

Cybersecurity architecture

Microsoft Defender XDR

Microsoft Purview

Zero Trust

Solution design

Tools

Microsoft Defender

Microsoft Defender for Endpoint

Microsoft Defender for Cloud Apps

Microsoft Purview

Job description

Lead CyberSecurity Architect - Microsoft Defender XDR & Purview- Project Manager

• Lead discovery, requirements analysis, architecture, and solution-design activities across Microsoft Defender XDR and Microsoft Purview.
• Design integrated Microsoft Defender XDR solutions covering Microsoft Defender for Endpoint, Microsoft Defender for Identity, Microsoft Defender for Office 365, and Microsoft Defender for Cloud Apps.
• Design Microsoft Purview solutions covering Information Protection, Data Loss Prevention, Insider Risk Management, Communication Compliance, Data Lifecycle Management, Records Management, eDiscovery, and Audit.
• Translate business, cybersecurity, privacy, legal, data-protection, and regulatory requirements into implementation-ready Microsoft security and compliance designs.
• Prepare high-level designs, detailed designs, architecture diagrams, configuration standards, policy mappings, implementation guides, and Architecture Decision Records.
• Lead architecture workshops, technical design sessions, design reviews, implementation walkthroughs, and architecture-governance discussions.
• Provide architectural guidance to engineering and implementation teams throughout pilot, validation, phased deployment, and production rollout activities.
• Review implementation evidence and validate that Microsoft Defender XDR and Microsoft Purview configurations align with approved designs.
• Develop architecture principles and policy-design standards that support consistent implementation across business units, countries, and technology environments.

Skills and experiences

Required technical skills

• 10 to 12+ years of experience in cybersecurity architecture, Microsoft security consulting, solution architecture, or enterprise security delivery.
• Strong hands-on experience with both Microsoft Defender and Microsoft Purview.
• Strong knowledge of Defender XDR, Defender for Endpoint, Defender for Cloud Apps, Microsft Purview Specifically.
• Strong experience designing Microsoft Defender for Endpoint architecture, including endpoint onboarding, endpoint security policies, endpoint detection and response, antivirus, attack surface reduction, device control, web protection, and security settings management.
• Experience designing Microsoft Defender for Cloud Apps architecture, including cloud discovery, application governance, session controls, Conditional Access App Control, activity policies, and SaaS application protection.
• Strong experience designing Microsoft Purview Information Protection solutions, including data classification, sensitive information types, trainable classifiers, sensitivity labels, auto-labelling, encryption, and content marking.
• Experience leading delivery from discovery and design through pilot, rollout, go-live.
• Strong understanding of Zero Trust architecture and its application across identities, endpoints, email, applications, collaboration services, and enterprise data.
• Ability to evaluate technical decisions, platform limitations, security risks, compliance risks, dependencies, and scope in complex enterprise environments.