F5 Senior Manager Security 

United States, Washington, Seattle 

276174601

You’ll collaborate with stakeholders across Legal, Product Development, HR, and Sales to define use cases, assess risks, and build a cohesive roadmap. You thrive in fast-paced, ambiguous environments and bring a process-oriented, curious, and organized mindset.

Key Responsibilities:

• Threat Prevention & Intelligence
  • Monitor external signals to mitigate vulnerabilities and predict threats.
  • Drive prevention programs and analyze data to identify trends.
• Investigations & Forensics
  • Lead complex investigations into sophisticated threat actors.
  • Oversee eDiscovery, digital forensics, and major incident response.
• Collaboration & Communication
  • Partner with cross-functional teams to address threat risks.
  • Champion CTI matters and external partnerships to maximize business impact for F5.
• Program & Process Leadership
  • Maintain and evolve the F5 Cybersecurity Incident Response Plan.
  • Develop CTI workflows, tabletop exercises, and documentation.
  • Manage team operations, workload, and alignment with F5’s mission.
• Tooling & Metrics
  • Evaluate and maintain CTI platforms and tools.
  • Manage and triage alerts, publish threat advisories, and report on program effectiveness.

Required Skills & Experience:

• 8+ years in security engineering or equivalent experience.
• The ability to work out of the F5 Seattle Headquarters.
• Proven leadership of technical teams and high-integrity handling of sensitive data.
• Deep experience with threat intelligence, APT tracking, and adversary TTPs.
• Expertise in malware analysis, host/network forensics, and incident response.
• Support of Legal, HR, and executive management with investigatory work product.
• Strong communication and data presentation skills.
• Ability to navigate ambiguity and shifting priorities with agility.

Preferred Qualifications:

• Experience with customer-facing security product development.
• Familiarity with both strategic and tactical threat intelligence workflows.
• Proficiency in T-SQL, NoSQL, and large-scale data correlation.
• Reverse engineering, binary analysis, and Windows/Linux/MacOS internals.
• Experience translating analyst workflows into scalable analytics.

Security Screening Requirement:

This role requires successful completion of F5, customer, and/or government security screening. Background investigations may include a 10-year review of actions, relationships, and experiences.

The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change.

The annual base pay for this position is: $183,200.00 - $274,800.00