Senior Software Engineer (C)
Cato Networks · Tel Aviv
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:
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Design and implement operating system utilities and components to ensure a performant, stable, secure, maintainable, and transparent ecosystem in our cloud
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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.
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Investigate and test performance capabilities aiming at “squeezing the lemon” out of our hardware
Requirements:
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At least 6 years of experience as a hands-on senior software developer of a large-scale network or security solution.
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In-depth knowledge of Networking, Network Protocols and Environment
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Strong proficiency with C in a multithreaded environment
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Experience in integration with open-source software and packages
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Experience with implementing new hardware solutions and the ability to consume programmers guides and specs
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Deep working knowledge with Linux systems, utilities, customizability options, and deep understanding of kernel internals, hardware-software interface, and system resource management
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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
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Expert in designing and building highly scalable services, particularly in SMP environments
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A team player with excellent collaboration and communication skills
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Ability to learn new material and be the pioneer of new technology introduced and adopted by Cato
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