Cato Networks is the converged network and security cloud for the AI era.

As AI reshapes cybersecurity, enterprises face a dual challenge: unlocking AI’s potential while defending against AI-driven attacks. Cato addresses both through a unified, cloud-native platform, providing the visibility and context to prioritize risks and stop threats in real time across users, applications, data, and AI agents.

Join us as we scale: take on ambitious technological challenges and shape the next generation of enterprise security at a company trusted by thousands of organizations worldwide.

Cato Networks is the converged network and security cloud for the AI era.
As AI reshapes cybersecurity, enterprises face a dual challenge: unlocking AI’s potential while defending against AI-driven
attacks. Cato addresses both through a unified, cloud-native platform, providing the visibility and context to prioritize
risks and stop threats in real time across users, applications, data, and AI agents.
Join us as we scale: take on ambitious technological challenges and shape the next generation of enterprise security at a
company trusted by thousands of organizations worldwide.
We’re looking for a bright and passionate Senior Software Engineer to join our R&D Core team. In this critical role, you will
design and develop solutions for in-house operating systems and platforms building our backbone cloud data centers and
our edge on-prem devices. Cato solutions are running on a variety of hardware, ranging from small, embedded devices, to
high-end servers, and cloud environments.

Responsibilities:
Design and implement operating system utilities and components to ensure a performant, stable, secure,
maintainable, and transparent ecosystem in our cloud
Proactively be on top of new emerging technological trends in low-level networking, hardware, kernel, and open-
source themes. Implement and specialize in open-source solutions to specific Cato needs.
Investigate and test performance capabilities aiming at “squeezing the lemon” out of our hardware

Requirements:
At least 6 years of experience as a hands-on senior software developer of a large-scale network or security solution.
In-depth knowledge of Networking, Network Protocols and Environment
Strong proficiency with C in a multithreaded environment
Experience in integration with open-source software and packages
Experience with implementing new hardware solutions and the ability to consume programmers guides and specs
Deep working knowledge with Linux systems, utilities, customizability options, and deep understanding of kernel
internals, hardware-software interface, and system resource management
Passionate about demystifying performance, and the system internals from smallest Makefile flags and bios
configurations and up to holistic integrated solutions with many moving parts
Expert in designing and building highly scalable services, particularly in SMP environments
A team player with excellent collaboration and communication skills
Ability to learn new material and be the pioneer of new technology introduced and adopted by Cato

Cato Networks

Senior Software Engineer

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About the Company

Cato Networks

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