Global Microsoft 365 Security & Infra Lead

KLA; Phoenix (AZ); On-site; USD 111,000 - 189,000; Full time

Benefits offered by this job

Medical benefits

401(k) matching

Paid time off

Employee stock purchase program (ESPP)

Job summary

KLA in Phoenix seeks a senior Microsoft 365 Infrastructure Platform leader to drive strategy, governance and security across the global enterprise. You will own the 365 platform, Exchange Online, email security and compliance, partnering with Cybersecurity and IT Operations to deliver secure modern workplace services.

This role emphasizes zero-trust principles, risk management and vendor relations with Microsoft and Proofpoint, enabling scalable, reliable productivity for a global workforce.

Qualifications

• Experience leading Microsoft 365 security and compliance programs.
• Expertise in Exchange Online administration and messaging security.
• Strong governance, risk management and regulatory compliance capabilities.
• Track record delivering secure modern workplace services at scale.

Responsibilities

• Own strategy, roadmap, architecture and operations of Microsoft 365 platform.
• Lead tenancy administration and governance across global environment.
• Define standards, policies and best practices for 365 services.
• Manage service lifecycle, upgrades, feature adoption and platform optimization.
• Develop and maintain governance models for M365 security and compliance.
• Collaborate with Cybersecurity, Compliance and IT teams on risk remediation.

Skills

Security governance

Threat intelligence

Incident response

Cloud security

Identity & access management

Education

Doctorate degree

Master's degree

Bachelor's degree

Tools

Proofpoint

Microsoft Defender

ATP

DMARC

SPF

Job description

KLA in Phoenix seeks a senior Microsoft 365 Infrastructure Platform leader to drive strategy, governance and security across the global enterprise. You will own the 365 platform, Exchange Online, email security and compliance, partnering with Cybersecurity and IT Operations to deliver secure modern workplace services.

This role emphasizes zero-trust principles, risk management and vendor relations with Microsoft and Proofpoint, enabling scalable, reliable productivity for a global workforce.