Staff Detection and Response Engineer (AI)

TL;DR

Staff Detection and Response Engineer (AI): Building and implementing sophisticated detection systems to protect AI infrastructure and LLM deployments with an accent on AI-specific threats like prompt injection and data poisoning. Focus on automating incident response, conducting threat hunting across GPU clusters, and operationalizing AI security at scale.

Location: Hybrid in London, UK

Company

Writer is an enterprise generative AI platform that helps leading companies orchestrate AI-powered work using enterprise-grade LLMs.

What you will do

• Design and implement detection strategies for AI-specific threats including prompt injection, model extraction, and data poisoning.
• Build automated response playbooks and orchestration workflows to reduce mean time to response (MTTR) and create self-healing systems.
• Lead security incident response coordination and forensic investigations for compromised AI infrastructure or models.
• Proactively hunt for threats across GPU clusters and distributed training environments by analyzing model outputs and identifying visibility gaps.
• Develop detection-as-code frameworks and create dashboards to track model security metrics and GPU utilization patterns.
• Collaborate with AI Security research, Cloud Infrastructure, and Software Security teams to build a defense-in-depth strategy.

Requirements

• 3-5+ years in security operations, detection engineering, or incident response in production environments.
• 3+ years specifically securing AI/ML infrastructure, high-performance computing (HPC), or distributed systems at scale.
• Strong programming skills in Python, KQL, SPL, or similar languages for custom detection logic and automation.
• Experience with SIEM platforms, detection technologies, and forensic investigation in complex distributed environments.
• Proven track record of securing high-value intellectual property and automating incident response.

Culture & Benefits

• Generous PTO and company holidays.
• Comprehensive medical and dental insurance, including early-detection cancer testing.
• Paid parental leave (16 weeks) and fertility/family planning support.
• Competitive pension scheme and company stock options.
• Annual stipends for wellness (gym, massage, etc.) and learning and development.
• Company-wide and team off-sites.