Senior Staff Software Engineer (C / Networking / Dataplane)

• You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. You adapt to what’s needed, navigating seamlessly between high-level strategy and hands-on execution.
• You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback—knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust.
• You are customer-obsessed. You build deep empathy for the customer—both internal and external—and anchor your decisions in solving their real-world problems. You champion their needs from start to finish, knowing their success is our success.
• You operate with urgency. You understand that in a high-growth environment, speed and quality are not mutually exclusive. You have a relentless focus on execution and a bias for action, delivering high-impact results quickly to win for the customer and the team.
• You think at scale. You connect your day-to-day work to the larger company mission and think globally. You build solutions, processes, and teams that are not just effective today but are built to last and support a high-growth, global organization.

• Demonstrated curiosity and active exploration of AI tools, with a proven history of integrating new technologies to enhance daily workflows and augment problem-solving
• 8+ years of experience building large-scale commercial networking and security applications with proficiency in programming languages C or C++
• Strong foundational knowledge in data structures and algorithms
• Working experience in Linux, Unix, or similar operating systems
• BS or MS degree in CS/CE or equivalent experience

What Will Make You Stand Out (Preferred Qualifications)

• Exposure to AI-assisted software development tools and workflows, with the ability to apply them to improve engineering productivity and delivery quality
• Advanced knowledge of networking protocols and services, specifically DNS, HTTP, TCP/IP, and SSL/TLS

#LI-KM9 #LI-Hybrid

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At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with.

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Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

• Various health plans
• Time off plans for vacation and sick time
• Parental leave options
• Retirement options
• Education reimbursement
• In-office perks, and more!

Learn more about Zscaler's hybrid working model and benefits here.

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