Lila Sciences
Staff / Principal Security Engineer, AI Safety and Security
$192K–$306K
Cambridge, MA USA +5 · Principal · Full-time · Posted Oct 16, 2026
- Location
- Cambridge, MA USA
London, UK
San Francisco, CA USA
Alewife, Cambridge, MA
Europe
San Francisco, CA - Experience
- Substantial hands-on security experience; no specific number of years stated.
- Education
- A research PhD is not required.
About the job
Leads security investigations and threat modeling for AI scientific systems, translating findings into protections and deployment recommendations.
What you'll do
- Threat-model models, services, and scientific workflows; investigate misuse and compromise paths.
- Test defenses through technical reviews and adversarial testing, and define evidence for effective safeguards.
- Collaborate with Safety, Security, and engineering teams to prioritize, implement, and verify improvements.
What they ask for
- Substantial hands-on security experience and deep expertise in at least one relevant discipline.
- A record of resolving consequential security problems, including investigation and validation across teams.
- Strong technical judgment in examining systems, code, configurations, and protections.
- Clear technical writing, effective collaboration, and curiosity about AI safety and scientific systems.
Nice to have
- Experience securing ML infrastructure, model assets, research environments, or AI agents.
- Experience evaluating safeguards or translating risk assessments into technical requirements, assurance evidence, or deployment decisions.
Pay
$192,000 — $306,000 USD (base salary)
Tools
AI models, scientific tools, automated laboratories, ML infrastructure, AI agents
AI focus
Assess AI capabilities, misuse risks, safeguards, and security requirements for safe deployment of scientific AI systems.
Model-written summary · the original posting is authoritative