2 days ago
London, United KingdomStaff+
Responsibilities
- Design and implement detections for AI-specific threats across distributed infrastructure, including prompt injection, model extraction, data poisoning, adversarial examples, and unauthorized access to training data or model weights.
- Build automated response playbooks and orchestration workflows that contain threats and remediate compromised inference endpoints.
- Coordinate security incident response across Cloud, AppSec, Enterprise, and AI Security teams, including forensic investigations and incident communications.
- Proactively hunt threats across GPU clusters and training infrastructure, analyze model outputs, reproduce AI-specific vulnerabilities, and identify visibility gaps.
- Build detection-as-code frameworks, onboard telemetry from AI training infrastructure and inference endpoints, and create model security and GPU utilization dashboards.
- Translate AI Security threat research into production detections and act as the operational security partner for infrastructure, software security, and AI teams.
- Participate in a 24/7 on-call rotation for critical AI security incidents and continuously improve detection coverage and automation.
Requirements
- Require 3-5+ years of experience in security operations, detection engineering, or incident response with a record of stopping sophisticated production attacks.
- Require 3+ years of experience securing AI/ML infrastructure, high-performance computing environments, or distributed systems at scale.
- Require strong programming skills in Python, KQL, SPL, or similar languages for detection logic, response automation, and security tooling.
- Require experience with SIEM platforms, detection technologies, forensic investigations, novel attack detection, and forensics in complex distributed environments.
- Prefer demonstrated experience protecting high-value intellectual property, automating incident response, and proactively threat hunting for critical security gaps.
- Require self-directed execution and the ability to collaborate across security, infrastructure, and AI research teams.
Benefits
- Generous paid time off and company holidays for UK full-time employees.
- Comprehensive medical and dental insurance.
- Sixteen weeks of paid parental leave for all parents.
- Fertility and family planning support.
- Competitive pension scheme and company contribution.
- Annual wellness, learning and development, and work-life stipends.
- Company-wide and team off-sites.
- Competitive compensation and company stock options.
- The role includes a 24/7 on-call rotation for critical AI security incidents.
About WRITER
WRITER builds an enterprise generative AI platform for creating, deploying, and supervising AI agents grounded in company data and powered by proprietary LLMs. It sells subscriptions and services to large organizations, with customers such as Accenture, Marriott, Uber, Mars, and Vanguard. Founded in 2020 and headquartered in San Francisco, the privately held company raised a Series C in 2024.