Director of Security
About The Position
Fluidstack is building civilization-scale infrastructure for AI, focusing on delivering 10 to 100s of GWs of compute faster than anyone else. This involves acquiring power, designing and building data centers, and operating them. The company emphasizes high ownership, autonomy, velocity, first principles thinking, and a deep commitment to the problem space of AI and human freedom. The Security Team is responsible for securing the frontier of AI, protecting valuable model weights and the compute infrastructure that holds them. This role involves building the entire security program from scratch, from bare metal to the boardroom, across a global, multi-site portfolio. The threat surface is measured in gigawatts, and the role is responsible for the physical and logical security of critical AI development work.
Requirements
- Built or run physical security programs for data centers, critical infrastructure, or large-scale industrial facilities, and know what good looks like at scale.
- Stood a program up from early stage and owned both data center and corporate spaces.
- Deep understanding of cyber-physical convergence.
- Deep hands-on expertise with enterprise ESS, ACS, and VMS platforms (Lenel, Software House, Genetec, Milestone, Avigilon, or equivalents).
- Ability to read and contribute to security design drawings and construction documents.
- Managed guard force vendors and systems integrators across multi-site environments with strong contract governance.
- Knowledge of GSOC operations: alarm management, tooling integration, and escalation.
- Clear and concise communication with executive leadership and customer security teams.
- Ability to travel 30 to 40% to Fluidstack offices and sites.
Nice To Haves
- AI data center infrastructure experience.
- CPP, PSP, or CISSP certifications.
- Threat, vulnerability, and risk assessments experience.
- Commissioning experience.
Responsibilities
- Own Fluidstack's global physical security program end to end: standards, policies, roadmap, and execution across a growing multi-site, multi-jurisdiction portfolio.
- Architect and govern ESS, ACS, and VMS deployments across greenfield builds and operational sites.
- Lead the GSOC buildout and partner with the cyber-physical and detection engineering functions.
- Partner with construction and site teams on security requirements from pre-RFS through operations, and manage guard force vendors, systems integrators, and technology vendors, including MSA/SOW negotiation and performance governance.
- Own physical security control evidence for SOC 2, ISO 27001, FedRAMP, and customer security schedules, and interface with customer security teams during audits, site inspections, and due diligence.
- Conduct site assessments, threat and vulnerability reviews, and drive remediation.
- Provide leadership with real hands-on work including deployment support, vendor walk-throughs, resolving alerts, and checking video.
Benefits
- Competitive total compensation package (salary + equity)
- Retirement or pension plan, in line with local norms
- Health, dental, and vision insurance
- Generous PTO policy, in line with local norms
- Equity in the form of stock options
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What This Job Offers
Job Type
Full-time
Career Level
Director
Education Level
No Education Listed
