Senior Email Security Architect & Infra Security Lead

EY; Taguig; On-site; PHP 1,200,000 - 1,800,000; Full time

Job summary

EY Philippines seeks an experienced Cybersecurity Administrator to design, implement, operate, and optimize enterprise email security across Exchange Online, Proofpoint, and Defender for Office 365. You will safeguard mail flows, enforce policies, and drive automation within a global delivery setting.

With strong collaboration across cybersecurity and infrastructure teams, you'll manage investigations, risk controls, and compliance, contributing to EY's mission of building a better working world

Qualifications

• Experience securing enterprise email environments and threat investigations.
• Knowledge of mail flow, DKIM, SPF, DMARC, and TLS.
• Ability to implement automation for security operations.

Responsibilities

• Lead administration and tuning of Proofpoint and Defender for Office 365.
• Oversee mail flow, retention policies, and access controls.
• Drive security improvements, incident response, and threat remediation.
• Collaborate with stakeholders to align email security with policy.

Skills

Proofpoint administration

Microsoft Defender for Office 365

Email security engineering

Threat hunting & investigation

Education

Bachelor's degree in Information Technology / Computer Science / Cybersecurity

Tools

Proofpoint

Microsoft Defender for Office 365

Exchange Online

Job description

EY Philippines seeks an experienced Cybersecurity Administrator to design, implement, operate, and optimize enterprise email security across Exchange Online, Proofpoint, and Defender for Office 365. You will safeguard mail flows, enforce policies, and drive automation within a global delivery setting.

With strong collaboration across cybersecurity and infrastructure teams, you'll manage investigations, risk controls, and compliance, contributing to EY's mission of building a better working world