Senior Director, Security Engineering at Crusoe

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 decisions with incomplete information in a timely manner.
• Excellent written and verbal communication skills.
• Experience working in a fast-paced, dynamic environment.

A Day in the Life of a Senior Director, Security Engineering

Each day as the Senior Director of Security Engineering at Crusoe will be dynamic and impactful. You'll start by reviewing the threat landscape and prioritizing initiatives for the day. You may spend time meeting with your team to discuss ongoing projects, provide guidance, and remove roadblocks. You'll collaborate with product and engineering teams to ensure security is integrated into the development lifecycle. You'll also spend time communicating security risks and concepts to senior leadership and other stakeholders. Additionally, you'll engage with customers and partners to build trust and advocate for Crusoe's security posture.

Why San Francisco?

San Francisco is a hub for innovation and technology, making it the ideal location for Crusoe's Security Engineering team. The city offers a vibrant and diverse community, with access to top talent and resources. San Francisco also provides a high quality of life, with numerous cultural attractions, outdoor activities, and world-class dining.

Career Path

The Senior Director, Security Engineering role at Crusoe offers significant opportunities for career growth and advancement. You can advance within the security engineering organization, taking on roles with increasing responsibility and scope. You can also transition to other leadership roles within the company, such as VP of Engineering or CTO. Crusoe is committed to providing its employees with the resources and support they need to achieve their career goals.

Salary & Benefits

Crusoe offers a competitive salary and benefits package for the Senior Director, Security Engineering role. The salary range for this role is estimated to be $220,000 to $350,000 annually, depending on experience and qualifications. In addition to salary, Crusoe offers a comprehensive benefits package that includes health, dental, and vision insurance, unlimited paid time off, professional development opportunities, and a collaborative work environment.

Crusoe Culture

At Crusoe, we value innovation, collaboration, and sustainability. We believe in creating a work environment where employees can thrive and make a meaningful impact. We are committed to building a diverse and inclusive team, where everyone feels welcome and respected. We encourage our employees to be creative, take risks, and challenge the status quo. We are also passionate about sustainability and are committed to using our technology to create a more sustainable future.

How to Apply

If you are a highly motivated and experienced security engineering leader, we encourage you to apply for the Senior Director, Security Engineering role at Crusoe. To apply, please submit your resume and cover letter through our online application portal. We look forward to hearing from you!

FAQ

1. What is Crusoe's mission? Crusoe's mission is to accelerate the abundance of energy and intelligence.
2. What is Crusoe Cloud? Crusoe Cloud is Crusoe's sustainable cloud infrastructure platform.
3. What is the role of the Senior Director, Security Engineering? The Senior Director, Security Engineering is responsible for defining and driving the security strategy and roadmap for Crusoe Cloud.
4. What are the key responsibilities of the Senior Director, Security Engineering? The key responsibilities include security strategy & architecture, team leadership & scaling, cross-functional partnership, security expertise, AI security innovation, customer trust & advocacy, and security operations & incident response.
5. What qualifications are required for the Senior Director, Security Engineering role? The required qualifications include 10+ years of experience in security engineering, 4+ years leading security teams, strategic thinking and vision, experience building and scaling security engineering teams, and hands-on experience with threat modeling and secure coding practices.
6. What is the salary range for the Senior Director, Security Engineering role? The salary range is estimated to be $220,000 to $350,000 annually.
7. What benefits does Crusoe offer? Crusoe offers a comprehensive benefits package that includes health, dental, and vision insurance, unlimited paid time off, professional development opportunities, and a collaborative work environment.
8. What is Crusoe's culture like? Crusoe values innovation, collaboration, and sustainability. We are committed to building a diverse and inclusive team.
9. How do I apply for the Senior Director, Security Engineering role? To apply, please submit your resume and cover letter through our online application portal.
10. What is Crusoe doing to secure AI/ML systems? Crusoe is actively researching emerging threats against AI/ML systems to keep our security posture ahead of the innovation curve.