Senior Director, Security Engineering

Crusoe's mission is to accelerate the abundance of energy and intelligence. We’re crafting the engine that powers a world where people can create ambitiously with AI — without sacrificing scale, speed, or sustainability.

Be a part of the AI revolution with sustainable technology at Crusoe. Here, you'll drive meaningful innovation, make a tangible impact, and join a team that’s setting the pace for responsible, transformative cloud infrastructure.

About the Role:

Crusoe is seeking a technical and experienced Director of Security Engineering to define and drive the security strategy and roadmap for Crusoe Cloud. You will oversee product security, infrastructure security, and detection & response, while building and mentoring a world-class security engineering team. This is a hands-on leadership position, requiring a strong partner across the company to integrate security by design and ensure Crusoe Cloud maintains the highest levels of resilience and trust. You will foster an "engineering-first" security culture, where the team actively builds internal security tools and contributes security enhancements to internal software and capabilities that support our cloud platform.

What You'll Be Working On:

• Security Strategy & Architecture: Define and execute the vision and roadmap for the Security Engineering team with a focus on product security, infrastructure security, and detection engineering.

• Team Leadership & Scaling: Recruit, develop, and mentor a world-class team of security engineers. You'll provide strong technical leadership while fostering a culture of collaboration, continual learning, innovation, and operational excellence.

• Cross-Functional Partnership: Partner deeply with Product, Engineering, Legal, and Cloud Availability teams to embed a "security-first" culture. You'll ensure security is a core component of the entire product development lifecycle—from concept to launch.

• Security Expertise: Serve as a security domain expert, providing guidance and communicating security risks and concepts to senior leadership, engineering teams, and other internal stakeholders.

• AI Security Innovation: Champion and direct research into emerging threats against AI/ML systems. You'll ensure the team stays at the forefront of securing large-scale models and agentic systems, keeping our security posture ahead of the innovation curve.

• Customer Trust & Advocacy: Act as a key security evangelist for the company. You'll engage directly with customers, partners, and auditors to build trust by clearly articulating our security posture, controls, and vision, turning security into a competitive advantage and a business enabler.

• Security Operations & Incident Response: Lead and scale a global 24/7 detection and response function. You'll be responsible for deploying sophisticated automation, enhancing monitoring capabilities, and maturing incident response playbooks to handle complex threats in a distributed cloud environment.

What You'll Bring to the Team:

• 10+ years of experience in security engineering, with at least 4+ years leading security teams.

• Ability to think strategically, set a clear vision, make informed decisions, and guide the team towards achieving security objectives.

• Proven track record of building, mentoring, and scaling high-performing security engineering teams that ship production-grade software or security tooling.

• Hands-on experience with threat modeling, secure coding practices, and implementing authorization architectures that meet best practices.

• Ability to make challenging security roadmap decisions in the absence of complete information.

• Strong background securing cloud infrastructure technologies, including public and private cloud, virtualization, and containerization.

• Strong communication and interpersonal skills to effectively engage with diverse stakeholders, present technical concepts, and build consensus.

• Experience or desire to use GenAI to solve security challenges.

• This role is required to be onsite in our San Francisco, CA office 5 days/week.

Benefits:

• Industry competitive pay

• Restricted Stock Units in a fast growing, well-funded technology company

• Health insurance package options that include HDHP and PPO, vision, and dental for you and your dependents

• Employer contributions to HSA accounts

• Paid Parental Leave

• Paid life insurance, short-term and long-term disability

• Teladoc

• 401(k) with a 100% match up to 4% of salary

• Generous paid time off and holiday schedule

• Cell phone reimbursement

• Tuition reimbursement

• Subscription to the Calm app

• MetLife Legal

• Company paid commuter benefit; $300 per month

Compensation Range

Compensation will be paid in the range of up to $340,000 - $400,000 + Bonus. Restricted Stock Units are included in all offers. Compensation to be determined by the applicants knowledge, education, and abilities, as well as internal equity and alignment with market data.

Crusoe is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation.