Architect Software Development

Role We are hiring an Architect to be a founding member of our AI Security Team, offering the chance to build a high-reliability, low-latency AI security solution designed to scale for hundreds of millions of users. In this role, reporting to the Director, Software Development Engineering, you will be responsible for designing and implementing core infrastructure components and distributed systems while collaborating closely with various stakeholders throughout the development lifecycle. What you’ll do (Role Expectations) Architect, develop, and optimize a low-latency, high-throughput AI Security plane utilizing Rust, specifically leveraging its async/await model for highly efficient I/O and service-oriented architecture. Build resilient, distributed, and scalable systems, emphasizing concurrency, fault tolerance, and robust messaging protocols. Implement and maintain gRPC services and APIs to ensure seamless integration of the AI Security plane with control and orchestration infrastructure. Systematically enhance performance across the entire stack, including LLM models, by employing profiling tools for both kernel-space and user-space components. Contribute actively to the team through technical documentation, system design reviews, code reviews, and by mentoring junior engineering staff. Lead complex, multi-functional projects and initiatives, defining the technical roadmap and driving execution across teams. Who You Are (Success Profile) Drive the mission with an owner's mindset, seamlessly bridging high-level strategy and detailed, hands‑on execution. Actively seek challenges and find complex solutions that deliver maximum impact. Deeply empathize with internal and external stakeholders, anchoring every decision in addressing their real‑world problems. Maintain strong technical curiosity, continually seeking more secure, scalable, and effective methods to accelerate transformation. Connect your work to the company's broader mission, designing solutions to support high‑growth, global organizational needs. What We’re Looking for (Minimum Qualifications) 12+ years of software engineering experience Deep experience in systems programming using Rust, with a focus on asynchronous frameworks such as Tokio or async-std Proven ability to design and implement horizontally scalable, highly available, and observable distributed systems Strong command of Linux internals, including kernel‑user space interaction, networking, sockets, and namespaces Skilled in performance instrumentation, containerized environments, Git workflows, and CI/CD pipelines What Will Make You Stand Out (Preferred Qualifications) Expert in systems languages such as C/C++ or Rust, with a focus on performance optimization Deep understanding of Linux networking stacks, Kubernetes networking, service meshes, and LLM model optimization Practical experience with gRPC, Protobufs, and L4‑L7 networking protocols, including TCP/IP, TLS, QUIC, and WebSockets (WSS); experience with DPDK Direct experience in validating AI‑driven products, including understanding of model performance metrics and MLOps principles Experience with CI/CD, AWS, GCP, Azure, and hands‑on with VPC configurations Benefits Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In‑office perks, and more! By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status or any other characteristic protected by federal, state or local laws. Pay transparency Zscaler complies with all applicable federal, state and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy‑related support. #J-18808-Ljbffr