Principal Software Engineer, Load Balancer - Isovalent
Pubblicato il 14-10-2026 - Cisco Systems in Campo di Ne
Principal Software Engineer, Load Balancer - Isovalent
Remote Europe
Isovalent, now part of Cisco, is the company founded by the creators of Cilium and eBPF. Cisco Isovalent builds open-source software and enterprise solutions solving networking, security, and observability needs for modern cloud native infrastructure. The flagship technology, Cilium, is the choice of numerous, industry-leading, global organizations.
We believe in fostering an inclusive and diverse workplace where every team member feels valued, respected, and empowered. We believe that every employee contributes to our success, and we are committed to fostering an environment where everyone can thrive. We encourage candidates from all backgrounds to apply and join us in our mission to deliver exceptional products and services.
About this role:
Cisco Isovalent is seeking a skilled and experienced Software Engineer to develop its next generation Load Balancer leveraging the technology developed with Cilium. You will be responsible for driving forward a standalone eBPF load balancer, enabling scalable, secure, and resilient traffic management in cloud and hybrid enterprise environments. You will work with a highly collaborative and skilled team to build solutions that advance the next generation of networking and security in Kubernetes environments.
What you’ll do:
Define and evolve the architecture of our enterprise-grade load balancer.
Lead design and development of the load balancer’s data plane, control plane and orchestration tools for scalable traffic management and high availability within Kubernetes.
Guide the team through technical decisions, design reviews, and performance/security optimizations.
Collaborate across engineering, product,
and customer teams to align technical direction with business needs.
Contribute to and uphold engineering best practices, code quality, and operational excellence.
Minimum Qualifications:
- Bachelors Computer Science degree, or related fields
- 5+ years of experience developing load balancing software, preferably with Go
- Experience with Kubernetes, Cloud Native workloads and/or distributed systems
Preferred Qualifications:
- Knowledge about Linux systems design, security and/or networking, Linux kernel
- Desire to write high quality and efficient code
- Experience designing and implementing APIs
- A public track record of open-source code commits is a plus
Why Cisco?
At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint.
Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere.
We are Cisco, and our power starts with you.
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