Chief Information Security Officer

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Chief Information Security Officer

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Nightfall AI

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About Nightfall

Nightfall is the AI-native, unified data loss prevention and insider risk management platform that protects sensitive data across SaaS apps, GenAI tools, email, endpoint devices, and more. Hundreds of customers, spanning AI innovators to top 10 banks, trust Nightfall to detect and stop data exfiltration at scale. Nightfall enables organizations to innovate freely without the risks of losing intellectual property or exposing customer data. Our agentic platform helps security teams regain their time by putting data loss prevention on autopilot. With automatic remediation, security violations can be resolved automatically before they become incidents, and end-users can be automatically trained and coached in the moment to self-heal violations that they introduce.

About the role

As our CISO, you’ll be responsible for both safeguarding Nightfall’s internal systems and guiding our customers through their own security and compliance journeys. This role uniquely blends strategic security leadership with a field-facing, customer engagement focus.

Responsibilities

Security & Risk Leadership

Own and evolve Nightfall’s overall security strategy, ensuring we stay ahead of emerging threats and industry standards.

Lead enterprise risk management, compliance, audit readiness, and security operations.

Oversee our information security architecture, secure SDLC, and incident response processes.

Partner with Engineering and Product teams to embed security into every layer of our platform.

Lead efforts for certifications and audits (SOC 2, ISO 27001, etc.).

Field & Go To Market

Serve as a strategic partner to Sales, Marketing, and Customer Success teams.

Join customer and prospect conversations as a trusted advisor to address security concerns, explain our controls, and reinforce trust in our platform.

Represent Nightfall at industry events, webinars, and executive briefings.

Partner with GTM leadership to align our security posture with customer needs and market demands.

Qualifications

Proven experience as a CISO or senior security leader in a high-growth B2B SaaS environment.

Strong understanding of cloud security, DevSecOps, zero trust architectures, and modern compliance frameworks.

Exceptional communicator with executive presence—comfortable interfacing with CISOs, CIOs, and security decision‑makers.

Experience supporting GTM motions, including joining sales calls, handling due diligence, and presenting to security‑conscious enterprise buyers.

Demonstrated ability to build and scale security teams, processes, and systems in dynamic environments.

Thrives on multitasking & comfort with ambiguity.

Intellectually curious about data security and AI.

Bonus Points

Fluent public speaker or actively participates in a public-facing security community.

Thought leadership.

Professional experience at a security startup.

Seniority Level

Executive

Employment Type

Full-time

Job Function

Information Technology

Industries

Software Development

Location : Pleasanton, CA | Salary : $185,000.00 – $225,000.00 (Posted 3 days ago)

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