Security Engineer, Incident Response
Fluidstack4 hours ago
London, United KingdomSenior
Base Salary
$275k - $344k/yr
Responsibilities
- Lead incident response end to end across corporate, cloud, and data center environments, including detection, containment, eradication, and post-incident review.
- Build detection logic, response playbooks, and forensic tooling for threats targeting AI infrastructure and model weights.
- Investigate attacks by correlating cloud, endpoint, network, and physical-system signals.
- Establish severity models, on-call rotations, and escalation paths to leadership.
- Conduct threat hunting and improve security controls based on incident findings.
- Partner with security and IT teams to remediate gaps and write incident reports and postmortems for technical and executive audiences.
Requirements
- Experience personally leading major security incidents from initial alert through resolution and making containment decisions under pressure.
- Experience building detection logic and response playbooks that identify real intrusions.
- Experience conducting digital forensics across cloud, endpoint, and network evidence.
- Experience establishing or substantially rebuilding an incident response program.
- Experience proactively hunting for threats and identifying activity missed by existing tooling.
- Strong incident-reporting and postmortem-writing skills for both engineering and executive audiences.
- Preferred: experience defending AI labs, financial infrastructure, or critical infrastructure against nation-state threats.
- Preferred: cloud-native forensics using AWS or GCP, detection engineering, SIEM or SOAR tooling, malware analysis, or reverse engineering.
Tech Stack
Categories
About Fluidstack
Fluidstack provides on-demand GPU cloud infrastructure for AI training and inference, offering dedicated clusters of NVIDIA H200 and GB200 systems. The company sells compute capacity and managed clusters to AI labs, enterprises, and public-sector teams that need high-throughput workloads. Founded in 2017 and headquartered in New York, it is privately held.