Senior Manager – Security

Senior Manager – Security

Requirements

• 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.

Responsibilities

• Monitor external signals to mitigate vulnerabilities and predict threats.
• Drive prevention programs and analyze data to identify trends.
• Lead complex investigations into sophisticated threat actors.
• Oversee eDiscovery, digital forensics, and major incident response.
• Partner with cross-functional teams to address threat risks.
• Champion CTI matters and external partnerships to maximize business impact for F5.
• 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.
• Evaluate and maintain CTI platforms and tools.
• Manage and triage alerts, publish threat advisories, and report on program effectiveness.

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.