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Principal Security Engineer - Incident Response

F5

full time · Lead / Staff / Principal

$182,200 – $273,200

Listed on F5’s own careers site. You apply with them directly — we never stand between you and the employer.

What this role is

A senior security leadership role managing enterprise-scale incident response and crisis management for a major software company. This suits experienced security professionals who excel at commanding high-stakes investigations, mentoring teams, and translating technical findings for executive audiences.

Our summary, not F5’s wording. The full posting is on their site.

Skills this role names

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What they ask for

Required

  • U.S. Citizenship required
  • 10+ years progressive cybersecurity experience
  • Deep expertise in Incident Command, SOC leadership, Threat Hunting, Product Security, or Digital Forensics in large-scale SaaS/cloud environments
  • Availability for rotating 24/7 on-call escalation schedule
  • Advanced understanding of application delivery architectures, load balancing, reverse proxies, WAF/WAAP, API gateways, DDoS mitigation, and Kubernetes ingress security
  • Proven expertise investigating telemetry across AWS/Azure/GCP, SIEMs, and EDR platforms
  • Ability to command high-stress situations and influence senior stakeholders without direct authority
  • Familiarity with FedRAMP, NIST SP 800-61/800-53, ISO 27001, SOC 2, and PCI-DSS frameworks

Nice to have

  • Working knowledge of modern adversary tradecraft and emerging AI/LLM threat landscapes

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