Chief Information Security Officer

Glean is an enterprise AI platform that connects company knowledge and systems to provide permission-aware search, AI assistance, and agents.

San Francisco, United States
About Glean

Glean develops enterprise Work AI software. Its platform provides enterprise search, a conversational AI assistant, and tools to build, govern, and orchestrate AI agents using a company’s connected data and permissions.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will set and operate a risk-based security strategy across product, platform, corporate, and cloud security. You will embed security into architecture and development, lead vulnerability management and incident response, oversee compliance and audits, communicate material risks to executives, and build and lead multidisciplinary security teams.

Requirements

  • Senior security leadership experience accountable for a broad enterprise-scale security program at a high-growth technology or product company.
  • Technical depth in product and application security, cloud and infrastructure security, identity and access management, secure development, and vulnerability management.
  • Experience building and operating security, detection, and incident-response programs, including high-severity incidents.
  • Expertise in security risk management, governance, compliance, and audit readiness.
  • Experience partnering with Product and Engineering to ship secure products.
  • Experience building, leading, and retaining multidisciplinary teams.
  • Executive communication and judgment.
  • Preferred experience securing enterprise AI, machine-learning, LLM, or agentic systems, supporting regulated programs such as FedRAMP, or preparing for public-company or IPO-level governance.

Responsibilities

  • Set a risk-based security strategy, policies, metrics, and decision-making mechanisms.
  • Partner with Engineering and Product to embed security in architecture, development, releases, and operations.
  • Lead vulnerability management and secure development programs.
  • Oversee security for corporate systems, identity, endpoints, SaaS applications, cloud infrastructure, and privileged access.
  • Ensure effective detection, containment, recovery, and learning from security incidents.
  • Own security risk management, compliance strategy, audit readiness, and control effectiveness.
  • Build and develop teams across security engineering, enterprise security, detection and response, and governance.
  • Partner with internal and customer-facing leaders on security decisions, escalations, assurance, and commercial security products.

Benefits

  • Medical coverage
  • Vision coverage
  • Dental coverage
  • Generous time-off policy
  • 401k plan
  • Home office improvement stipend
  • Annual education stipend
  • Annual wellness stipend
  • Regular company events
  • Healthy lunches

Hiring Process

Brief AI-focused exercise or discussion during the interview process.