Director, Security Engineering, Security Foundations

CoreWeave is a specialized cloud provider delivering a fast, flexible, and powerful platform for compute-intensive workloads. Our infrastructure powers industries from AI research to visual effects, and we take security just as seriously as performance.

We are seeking a Director of Security Foundations to lead the design, implementation, and operation of our enterprise security engineering program, with ownership of infrastructure and network security, application security, and vulnerability management. This leader will be instrumental in building the foundational security architecture and processes that enable CoreWeave to scale securely.

The Director of Security Foundations will define and execute security strategies that protect CoreWeave’s infrastructure, applications, and internal enterprise environment from evolving threats. This role encompasses:

• Enterprise Security Engineering – Ensuring secure design, deployment, and operation of corporate and production systems.
  
• Infrastructure & Network Security – Designing and implementing robust defenses for cloud, network, and physical infrastructure.
  
• Application Security – Building secure development practices and tooling into our software lifecycle.
  
• Vulnerability Management – Leading a continuous program for identifying, prioritizing, and remediating security risks.
  

You will partner closely with product engineering, infrastructure, and operations teams to embed security-by-design principles across the organization.

Enterprise Security Engineering

• Design and maintain security controls across CoreWeave’s enterprise IT and production environments.
• Architect secure identity, access management, and authentication/authorization systems.
• Drive adoption of secure configuration baselines, encryption standards, and zero-trust architecture.
  

Infrastructure & Network Security

• Oversee security design and monitoring for CoreWeave’s global network and infrastructure.
• Implement protections against DDoS, network intrusions, and advanced threats targeting large-scale compute environments.
• Ensure secure connectivity and segmentation between environments.
  

Application Security

• Lead the integration of security into the software development lifecycle (SDLC).
• Deploy tools and processes for static/dynamic analysis, dependency scanning, and secure code review.
• Partner with developers to remediate findings and embed security champions into engineering teams.
  

Vulnerability Management

• Own vulnerability management program across endpoints, cloud infrastructure, and applications.
• Establish processes for scanning, prioritization, risk assessment, and coordinated remediation.
• Provide visibility and reporting on vulnerability trends to leadership.
  

Leadership & Strategy

• Recruit, develop, and lead a multidisciplinary security engineering team.
• Define and track KPIs to measure program effectiveness and maturity.
• Collaborate with other security leaders to ensure comprehensive coverage across detection, response, and prevention.

Who You Are:

•  10+ years in cybersecurity, with 5+ years leading enterprise security engineering programs.
• Strong background in infrastructure and network security in large-scale, cloud-first environments.
• Proven track record in application security and secure software development practices.
• Expertise in vulnerability management, risk assessment, and remediation workflows.
• Knowledge of cloud-native security architectures and technologies (Kubernetes, container security, cloud IAM).
• Familiarity with compliance frameworks such as SOC 2, ISO 27001, NIST, or similar.
• Excellent leadership and cross-functional communication skills.
  

Wondering if you’re a good fit? We believe in investing in our people, and value candidates who can bring their own diversified experiences to our teams – even if you aren't a 100% skill or experience match.

At CoreWeave, we work hard, have fun, and move fast!  We’re in an exciting stage of hyper-growth that you will not want to miss out on. We’re not afraid of a little chaos, and we’re constantly learning. Our team cares deeply about how we build our product and how we work together, which is represented through our core values: 

• Be Curious at Your Core
• Act Like an Owner
• Empower Employees
• Deliver Best-in-Class Client Experiences
• Achieve More Together

We support and encourage an entrepreneurial outlook and independent thinking. We foster an environment that encourages collaboration and provides the opportunity to develop innovative solutions to complex problems. As we get set for take off, the growth opportunities within the organization are constantly expanding. You will be surrounded by some of the best talent in the industry, who will want to learn from you, too. Come join us!  

The base salary range for this role is $206,000 to $303,000. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. We strive for both market alignment and internal equity when determining compensation. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).