# Security Engineer | Generalist at Arq - Company: Arq - Status: Open - Workplace: Hybrid - Location: London · Remote · Mexico City · Krakow · New York - Level: Mid-level - Discipline: Security - Employment: Full-time - Posted: 2026-11-06 - Skills: Datadog SIEM, CrowdStrike, Cloudflare, Google Workspace, Kubernetes - Apply: https://jobs.ashbyhq.com/ARQ/c16c740c-05c2-4c12-b6bc-03e469052f45 ## Description WHAT YOU'LL DO - Build and improve SIEM detection rules, alert pipelines, and automated response playbooks (Datadog SIEM, CrowdStrike, Cloudflare) - Contribute to incident response readiness, including IR playbooks, tabletop exercises, and forensic procedures - Support DLP strategy and data protection controls across Google Workspace, Slack, and internal tooling - Conduct cloud security assessments across AWS and Kubernetes environments - Drive application security initiatives: threat modelling, secure code review support, API testing, and security pipeline improvements - Assess and secure AI/agentic workflows across the company — reviewing prompts, preventing destructive actions, and controlling data exposure - Establish and run the vendor security assessment process — building a scalable due diligence framework for third-party onboarding WHAT YOU'LL NEED - 4–7 years in cyber security, ideally having built or significantly shaped the security function at a startup or high-growth company - you've been the person who sets things up, not just maintains them - 2+ years at a regulated fintech/bank/payment company - Hands-on experience with cloud infrastructure security (AWS, Kubernetes) - Working knowledge of SIEM platforms and detection engineering - you've written detection rules, not just consumed alerts - Familiarity with application security practices: threat modelling, secure code review, CI/CD pipeline hardening, and API security testing - Experience with endpoint security tooling (EDR/XDR) and identity & access management in a SaaS-heavy e More Arq roles: https://deviantjobs.com/companies/arq