Security Engineer

The role

You will build automated security pipelines and AI-specific guardrails to protect frontier models and research data. You will architect a shift-left culture to secure underlying infrastructure and intellectual property.

What you will do

• Secure the end-to-end ML lifecycle and protect model weights
• Design and deploy prompt injection defenses and runtime firewalls
• Implement AI Security Posture Management to monitor models and datasets
• Weave automated security guardrails into CI/CD workflows
• Codify security policies using Infrastructure as Code
• Manage secrets and vulnerability patching for containerized environments
• Design least-privilege Identity and Access Management controls
• Lead incident response efforts by monitoring production logs
• Empower the engineering team with local IDE security scanning and pre-commit hooks
• Partner with researchers, chemists, and engineers to translate security requirements into workflows

Required qualifications

• 3+ years of experience in a DevSecOps, Cloud Security, or Site Reliability Engineering role
• Proven experience building and securing CI/CD pipelines (e.g. GitHub Actions, GitLab CI, or Jenkins)
• Strong proficiency in Infrastructure as Code (e.g. Terraform, Pulumi)
• Securing cloud environments (AWS, GCP, or Azure)
• Deep understanding of container security and orchestration (Docker, Kubernetes)
• Practical knowledge of security frameworks

Nice to have

• Direct experience with AI-specific security tools or defending against LLM-specific vulnerabilities (OWASP Top 10 for LLMs)
• Experience with AI Security Posture Management (AI-SPM) tools
• Relevant certifications such as AWS Certified Security, CSEP, or OSCP
• A background or personal interest in materials science, chemistry, or the intersection of AI and physical sciences

Benefits

• Competitive salary
• Equity in CuspAI
• 28 days holiday (DE, NL, UK) or 21 days holiday (JP, SG, US), in addition to local public holidays
• 26 weeks parental leave for primary caregiver at full pay
• 12 weeks parental leave for secondary caregiver at full pay
• Professional development budget

About the company

CuspAI is a frontier AI company on a mission to solve the breakthrough materials needed to power human progress. The founding team is comprised of researchers in AI, chemistry and engineering.