Field CISO

Details

Nebius is leading a new era in cloud computing to serve the global AI economy. We build AI cloud infrastructure and tools to help customers solve real-world challenges without massive infrastructure costs or large in-house AI/ML teams. Nebius is headquartered in Amsterdam with R&D hubs across Europe, North America, and Israel and a team of over 800 employees.

This is a senior, market-facing security leadership role supporting Nebius's expansion across the U.S. enterprise market. The Field CISO is a senior individual contributor within the Security Products organization, reporting to the Head of Security Products and partnering closely with the CISO, Platform Security, Product, Legal, Compliance, Marketing, and Go-To-Market teams. This is a remote, US-based position with national scope focused on enterprise and strategic accounts.

Responsibilities

• Act as the voice of the customer within Security Products, influencing roadmap and capability evolution
• Advance Nebius’s credibility and long-term security narrative as a trusted AI infrastructure provider in the U.S. enterprise market
• Align Nebius’s security posture with U.S. enterprise risk frameworks and regulatory expectations
• Build long-term advisory relationships and lead a U.S. Customer Security Advisory Board
• Collaborate cross-functionally with CISO, Legal, Compliance, Sales, Marketing, and Partnerships to strengthen market positioning
• Lead executive-level security discussions, deep-dive architecture sessions, and risk alignment engagements
• Manage customer security escalations requiring executive credibility and technical fluency
• Partner with Product, Platform Security, and Engineering to ensure enterprise-grade AI workload, data, identity, and governance controls
• Serve as an executive peer to CISOs and senior security leaders across U.S. enterprise organizations
• Shape RFP strategy, security positioning, and executive narratives for high-value opportunities
• Support late-stage strategic deals by addressing complex security, risk, regulatory, and architecture concerns
• Translate enterprise security expectations into actionable recommendations for Product and Security teams

Requirements

• 12+ years of experience in cybersecurity
• 5+ years in a security leadership role
• Experience in one of the following: hyperscaler security leader, senior security executive at a cybersecurity vendor, CISO in a growth-stage or mid-market company, or senior security leader within a large enterprise environment
• Deep understanding of cloud security architectures and AI infrastructure security considerations
• Knowledge of Identity & access management, encryption & key management, logging, monitoring, and detection
• Familiarity with enterprise risk frameworks and ability to align security posture with U.S. enterprise expectations and regulations
• Demonstrated ability to engage credibly with Fortune 500 CISOs as a peer
• Experience influencing complex enterprise deals in security-sensitive environments
• Strong communication skills with the ability to simplify complex architecture for business stakeholders
• Proven ability to translate customer feedback into product strategy and work cross-functionally with Product and Engineering leadership

Nice to have

• Experience in AI security or securing large-scale compute environments
• Background at a Cloud Service Provider or hyperscaler
• CISSP or equivalent security certification

Compensation

• Base salary range: $169,000 - $254,000 per year plus equity and quarterly performance bonuses

What we offer

• Competitive salary and comprehensive benefits package
• Opportunities for professional growth within Nebius
• Flexible working arrangements
• A dynamic and collaborative work environment that values initiative and innovation