Lila Sciences

Staff / Principal Security Engineer, AI Safety and Security

Lila Sciences
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4 days ago
London, United Kingdom +2 moreStaff+
H1B sponsor

Base Salary

$192k - $306k/yr

Responsibilities

  • Threat-model AI systems, deployed services, scientific workflows, and consequential capabilities.
  • Investigate architectures, code, configurations, operational evidence, and weaknesses through focused adversarial testing and prototyping.
  • Translate dangerous-capability assessments into concrete security requirements and deployment protections.
  • Define evidence for evaluating whether controls and safeguards work together effectively.
  • Work with Security, Safety, and engineering owners to prioritize changes, set acceptance criteria, and verify results.
  • Develop threat models, assessment methods, and technical guidance that can be reused by other teams.

Requirements

  • Substantial hands-on security experience and deep expertise in at least one relevant discipline, such as security architecture, application security, infrastructure security, offensive security, or incident response.
  • A record of resolving consequential security problems across multiple teams, including investigation, design challenge, and validation of improvements.
  • Strong technical judgment with the ability to examine unfamiliar systems, scrutinize code and configurations, and conduct technical investigations or testing.
  • Curiosity about AI safety, model capabilities, safeguards, and scientific systems, with the ability to learn unfamiliar domains quickly.
  • Clear technical writing and effective collaboration across specialist teams.
  • Bonus qualifications include securing ML infrastructure, model assets, research environments, or AI agents; evaluating safeguards or adversarial robustness; translating risk assessments into technical requirements; and working in high-consequence scientific environments.
  • A research PhD and experience in every security discipline are not required.

Benefits

  • Full-time U.S. employees receive medical, dental, and vision coverage.
  • Benefits include employer-paid life and disability insurance, flexible time off, company-wide holidays, paid parental leave, educational assistance, commuter benefits including bike-share memberships for office-based employees, and a subsidized lunch program.
  • Full-time employees outside the U.S. receive a comprehensive benefits program tailored to their region.
  • The role offers bonus potential and early-stage equity in addition to base compensation.

Categories

Lila Sciences

About Lila Sciences

501-1,000 employees

Lila Sciences builds an AI-driven research platform and autonomous lab systems for life science, chemistry, and materials R&D teams. Its products combine large AI models with robotic instruments to plan, run, and analyze experiments, integrating into customer-specific scientific workflows. The privately held company serves pharma, materials, and energy organizations and is venture-backed, including a Series A financing in 2025.

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