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’re looking for a Principal Software Engineer who will provide technical vision, leadership, and hands-on expertise to deliver high-scale, high-performance software for our BIG-IP portfolio of products. We are seeking a senior technical leader with expertise in complex, large-scale network infrastructure and systems. The ideal candidate has a demonstrated history of successfully designing, developing, and delivering production-grade application delivery services. You’ll collaborate closely with product managers, architects, and engineers across multiple teams to shape the technical direction, ensure architectural integrity, and guide our engineering teams toward building resilient, performant, and secure software.