At a glanceSummarised by Seekless from the posting.
Must have10
Bachelor's degree in Cybersecurity, Information Security, IT, Risk, Audit, or related discipline
3–6 years in data protection, security engineering, or GRC with hands-on DLP work
Deep hands-on Microsoft Purview (Information Protection, DLP, Insider Risk, eDiscovery), Defender, and Intune
Hands-on Netskope (inline and API DLP, CASB) or comparable SSE platform
KQL and PowerShell for investigation and automation
Working knowledge of PDPA, GDPR, and NIS2
Familiarity with ISO/IEC 27001, ISO/IEC 27701, NIST CSF, SOC 2, or PCI DSS
Experience supporting audits or certification activities
Clear written and verbal English; able to brief non-technical stakeholders
Strong documentation, coordination, and analytical skills
Nice to have4
SC-401 (or legacy SC-400), SC-200, Netskope NCCSA/NCCSI, or equivalent
ISO/IEC 27001 Lead Implementer, Lead Auditor, or Internal Auditor; CISA or Security+
Insider risk programme experience
Data Centre, cloud, managed services, or critical infrastructure experience
Skills
Microsoft Purview
Defender
Intune
Netskope
KQL
PowerShell
Microsoft 365 E5
Netskope SSE
About the company
Join DayOne – Shaping the Future of Data Infrastructure
DayOne is a global leader in the development and operation of high-performance data centers. As one of the fastest-growing companies in the industry, we’ve built a robust presence across Asia and Europe — and we’re just getting started.
As we expand into new international markets, we’re looking for talented, driven individuals to join us on this exciting journey. This is more than a job — it’s an opportunity to be a key contributor to our dynamic team and help shape the future of global data infrastructure.
If you’re passionate about innovation, technology, and growth, we invite you to be part of DayOne’s next chapter.
About the role
Own DayOne’s data governance and data loss prevention programme across Microsoft 365 E5 and Netskope SSE — classify enterprise data, drive sensitivity labelling, engineer and maintain DLP controls, and investigate data leaks end to end. This is the primary focus (~70% of the role).
The role also carries broader cybersecurity governance, risk, and compliance duties as part of a small Information Security team.
Key Responsibilities
Primary — Data Governance and Protection
1. Data Discovery and Classification
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Maintain the enterprise data classification framework and data inventory.
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Configure Purview sensitive info types, trainable classifiers, and exact data match.
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Run data estate scans across M365, endpoints, and file shares.
2. Sensitivity Labelling
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Deploy and tune manual and auto-labelling across Exchange, SharePoint, OneDrive, Teams, and endpoints.
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Maintain label taxonomy, scopes, encryption settings, and downgrade rules.
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Drive adoption with business units; track coverage, accuracy, and mis-labelling.
3. DLP Engineering and Maintenance
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Design, deploy, and tune Purview DLP across email, collaboration, endpoints, and browsers.
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Configure Netskope inline and API DLP; align policies with Purview labels.
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Govern cloud app usage: risk scoring, shadow IT discovery, sanctioned/unsanctioned controls.
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Integrate Endpoint DLP with Intune device control (USB, media, printing) and MAM for BYOD.