Mgr, Software Development Engineering - Security - ffive

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation.

Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

We are looking for a Software Engineering Manager to lead the Threat Intelligence and Security Tools Engineering team responsible for identifying, analyzing, and validating emerging cyber threats targeting applications, APIs, AI/LLM systems, cloud-native environments, and modern enterprise infrastructure, while also creating security tools to enhance threat detection and mitigation. The manager is responsible for defining the team's research strategy, driving execution, and ensuring the delivery of high-impact threat intelligence, security research, security tools, automation, and technical content that strengthens F5's Application Delivery and Security Platform (ADSP).

This role combines technical leadership, people management, and cross-functional collaboration. The manager partners closely with Product Security, Engineering, Product Management, threat research team, technical marketing, and architects to ensure F5 security solutions remain effective against evolving attack techniques and emerging threat landscapes.

Primary Responsibilities

Technical Leadership

· Define and execute the threat research and security tools roadmap aligned with F5's security strategy and product priorities.

· Lead research into emerging threats targeting web applications, APIs, AI/LLM applications, cloud-native environments, Kubernetes, and enterprise infrastructure.

· Drive the development of proof-of-concept attacks, threat emulation frameworks, security validation capabilities, and custom security tools for threat detection and mitigation.

· Ensure research and tool coverage across industry frameworks including:

o OWASP Web Application Top 10

o OWASP API Security Top 10

o OWASP LLM Top 10

o MITRE ATT&CK

o MITRE ATLAS

o AI Red Teaming methodologies

· Oversee technical reviews to ensure research quality, reproducibility, tool effectiveness, and operational relevance.

People Management

· Recruit, mentor, and develop a high-performing team of threat researchers and security engineers.

· Set clear goals, provide coaching, conduct performance reviews, and support career development.

· Foster a culture of innovation, collaboration, continuous learning, and technical excellence.

· Encourage publication of research, conference participation, and contributions to the cybersecurity community.