Zscaler - Sr. Staff Network Engineer

• You thrive in ambiguity. You're comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful. • 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. True ownership involves leveraging dynamic range: the ability to navigate seamlessly between high-level strategy and hands-on execution. • You are a problem-solver. You love running towards the challenges because you are laser-focused on finding the solution, knowing that solving the hard problems delivers the biggest impact. • 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 a learner. You have a true growth mindset and are obsessed with your own development, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with purpose. • Minimum 8 years of hands-on experience with high-speed networks (10G to 100G+), expert-level BGP routing and troubleshooting for IPv4/IPv6 in large-scale environments, and strong remote data center operations experience including device configuration, fiber debugging, and patching issue resolution. • In-depth understanding of core networking concepts, including TCP/IP stack performance, with practical experience in IP packet analysis using Wireshark or similar tools; foundational knowledge of AI/ML technologies and experience applying, securing, or positioning AI-driven solutions within the functional domain. • Proven ability to manage complex priorities across ticketing and inventory systems, strong written and spoken English skills, and either relevant organizational experience or a Bachelor’s Degree in Computer Science Engineering; additional language skills are a plus. • Experience designing and optimizing high-performance, low-latency network infrastructure for AI training workloads, HPC environments, and GPU cluster interconnectivity. • Strong Linux/Unix background with scripting/programming skills in shell, Python, or Perl, plus deep expertise in DNS, HTTPS, GRE, and IPsec, including automation of large-scale end-to-end deployments. • Relevant advanced networking certifications such as CCIE Enterprise Infrastructure/Service Provider, JNCIP-ENT, JNCIP-SP, or similar are a plus. • Zscaler’s salary ranges are benchmarked and determined by role and level. The range displayed on this job posting reflects the minimum and maximum target for new hire base salaries for this position across all Netherlands locations. Individual pay placement within this range is determined based on objective, gender-neutral criteria including job-related skills, relevant experience, and education or training. The base salary range listed for this full-time position excludes commission/bonus/equity (if applicable) and benefits. • €91.000—€130.000 EUR • At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. • Our Benefits program is one of the most important ways we support our employees. 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. • By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines.