Lead IT Security Architect-Office

Company Overview

KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Our technologies are essential to every electronic device—from laptops and smartphones to smart cars and VR devices. We build systems and solutions for wafer manufacturing, reticles, integrated circuits, packaging, printed circuit boards, and flat‑panel displays.

The Information Technology (IT) group at KLA supports all aspects of our global business. Its mission is to enable growth and productivity by connecting people, process, and technology, and by empowering employees to use and innovate with technology.

We are seeking a hands‑on Microsoft Office
365 Security Lead who will serve as both the strategic owner and technical SME for Microsoft
365 security. The role includes partnering with stakeholders, driving the security roadmap, and configuring and optimizing security controls across the Microsoft
365 ecosystem.

• Act as the primary SME and architect for Microsoft Office
  365 security across the enterprise.
• Drive operational excellence for the Microsoft
  365 security platform, managing prioritizations, collaborating on design decisions, and executing phased initiatives.
• Handle tenant configuration, policy tuning, feature rollouts, and troubleshooting.
• Serve as the escalation point for complex Microsoft
  365 security issues and design decisions.
• Design, implement, and maintain security controls for Exchange Online, Intune, One Drive, and Teams.
• Configure and optimize Conditional Access policies, Identity Protection, tenant restrictions, and external collaboration controls.
• Partner with stakeholders to implement Zero Trust principles across identity, devices, applications, endpoints, and data.
• Continuously evaluate and improve security based on threats, telemetry, and Microsoft best practices.
• Drive improvements in email and phishing protection, threat detection and investigation, and automated- and manual-response workflows.

• Doctorate (Academic) with 3years related experience;
  or Master’s Degree with 6years related experience;
  or Bachelor’s Degree with 8years related experience.
• Experience working in large, multinational enterprises (10000+ users).

• Deep, hands‑on experience with the Microsoft
  365 security ecosystem.
• Strong expertise in Microsoft Defender, Microsoft Purview, e‑mail DLP, conditional access, DRM, and ADRMS.
• Strong understanding of Zero Trust security architecture, messaging and email security, threat response and incident handling, and data governance frameworks.
• Proven ability as a hands‑on architect to drive roadmaps and operational efficiencies.
• Excellent collaboration and stakeholder‑management skills; ability to lead without direct authority (dotted‑line teams).

• Microsoft Security certifications (SC‑100, SC‑200, SC‑300, SC‑400).
• Experience with M&A integrations from a Microsoft
  365 security perspective.
• Experience aligning Microsoft
  365 security to enterprise compliance frameworks (NIST, ISO, SOC, GDPR).
• Managerial experience leading Microsoft
  365 and collaboration teams.
• Experience securing multi‑cloud environments (Azure, AWS, GCP).

Base pay range: $ – $ annually (location‑dependent). Additional benefits may include performance incentive programs, 401(k) with company matching, employee stock purchase program (ESPP), student debt assistance, tuition reimbursement, development and career growth opportunities, financial planning benefits, wellness benefits, paid time off, paid holidays, and family care leave.

KLA is a proud Equal Opportunity Employer. We will ensure that qualified individuals with disabilities are provided reasonable accommodations to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.