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Senior Rust Developers

Zscaler

Bellevue, Washington, USA; San Jose, California, USA
USD 182,000 - 260,000/year
full time
Posted 5/3/2026
remote

JobForYou Recommendation

This Senior Rust Developer role at Zscaler offers an exciting opportunity to build a new, high-scale platform from scratch within a leading cybersecurity company. Leveraging Rust's performance capabilities and modern async frameworks, you'll tackle complex distributed systems challenges. The role is remote-friendly within the US, providing flexibility while working on critical infrastructure components for a company focused on innovation and impact.

About the Role

Zscaler is an AI-forward enterprise focused on accelerating digital transformation and securing the AI age. They leverage the world’s largest security data lake to power their cloud-native Zero Trust Exchange platform, protecting customers from cyberattacks and data loss by securely connecting users, devices, and applications. Zscaler values impact, innovation, transparency, and building high-performing teams with a culture of execution centered on customer obsession, collaboration, ownership, and accountability. Zscaler is seeking Senior Rust Developers for various engineering teams. This role involves building a new platform from the ground up that can scale for hundreds of millions of users with high reliability and low latency. You will design and implement distributed systems and core infrastructure components, collaborating closely with various stakeholders. The position offers flexibility regarding location but requires candidates to be based in the United States, preferably on the West Coast.

Responsibilities

- Design and build a low-latency, high-throughput data forwarding plane using Rust, leveraging its async/await model for efficient I/O and service-oriented infrastructure - Develop distributed, scalable systems with a focus on concurrency, fault tolerance, and messaging - Implement and maintain gRPC-based APIs and services to integrate forwarding plane capabilities with control and orchestration layers - Optimize system performance through profiling tools across kernel-space and user-space - Engage in code reviews, system design discussions, technical documentation, and mentoring junior engineers

Requirements

- Deep experience coding with Rust, particularly in systems programming and async frameworks like Tokio or async-std - Proven expertise in building resilient, observable, and horizontally scalable distributed systems - A strong understanding of system-level programming, including networking, namespaces, sockets, and kernel-user space interaction - Proficiency in container-based environments, Git, CI/CD workflows, and performance instrumentation - Experience with systems languages like C/C++ or Go, particularly in performance-critical environments (Preferred) - Familiarity with Linux networking stacks, kernel-space technologies such as eBPF or DPDK, and Kubernetes networking or service meshes (Preferred) - Hands-on experience with gRPC, Protobufs, and L2–L4 networking protocols including TCP/IP, QUIC, or routing encapsulations (Preferred)

Tech Stack

RustTokioasync-stdDistributed SystemsgRPCProtobufsNetworkingLinuxeBPFDPDKKubernetesDockerGitCI/CDC++Go

Benefits

  • Health plans
  • Time off for vacation and sick time
  • Parental leave options
  • Retirement options
  • Education reimbursement
  • In-office perks
Experience Level
senior
Remote Policy
remote
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