Staff Network & Infrastructure Engineer at Zscaler

About Zscaler

Zscaler is a pioneer and global leader in zero trust security. The world’s largest businesses, critical infrastructure organizations, and government agencies rely on Zscaler to secure users, branches, applications, data & devices, and to accelerate digital transformation initiatives. Distributed across more than 160 data centers globally, the Zscaler Zero Trust Exchange platform combined with advanced AI combats billions of cyber threats and policy violations every day and unlocks productivity gains for modern enterprises by reducing costs and complexity.

Here, impact in your role matters more than title and trust is built on results. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership and accountability.

We champion an “AI Forward, People First” philosophy to help us accelerate and innovate, empowering our people to embrace their potential. If you’re driven by purpose, thrive on solving complex challenges and want to make a positive difference on a global scale, we invite you to bring your talents to Zscaler to help shape the future of cybersecurity.

We are looking for a Staff Network and Infrastructure Engineer to join our Cloud Ops Team. This role is hybrid onsite three days a week in San Jose, reporting to the Sr. Manager, Network Engineering. As a member of our global infrastructure engineering operations team, you will take on a unique role involving a mix of network engineering, network/customer troubleshooting, infrastructure, and project management responsibilities.

What you’ll do (Role Expectations)

Participate in 24/7 follow-the-sun model supporting the deployment of new data center hardware, networks, transit, and BGP peering

Provide expert L2/L3 network and Internet path troubleshooting

Plan and oversee datacenter cabinet layouts, power density, and server cluster deployments to ensure efficient, scalable, and reliable operations

Manage IPv4/IPv6 subnetting and IP address allocation while ensuring the seamless integration of hardware and network resources

Develop and maintain capacity deployment strategies to optimize resource utilization and support long-term infrastructure growth

Who You Are (Success Profile)

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 are a problem-solver. You seek out challenges because you are energized by finding solutions, knowing that solving the hard problems delivers the biggest impact.

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 are resilient and adaptable. You view change as an opportunity and setbacks as temporary. You maintain composure and focus in high-pressure situations, guiding yourself and your team through complexity with a steady, positive hand.

What We’re Looking for (Minimum Qualifications)

5+ years of experience in remote data center network operations, specializing in high-speed fiber networks (10G/100G/400G), device configuration, and physical layer troubleshooting

Deep knowledge in BGP routing and L2/L3 troubleshooting for large-scale IPv4/IPv6 Enterprise or Telecom networks, including complex Internet path problem debugging

Strong organizational skills with a proven ability to utilize problem ticketing and inventory systems to maintain streamlined data center workflows

Demonstrated success thriving in fast-paced environments by effectively managing tight timelines, shifting priorities, and high-pressure deliverables

Bachelor’s Degree in Engineering (or equivalent experience) complemented by advanced networking certifications such as CCNP or JNCIP

What Will Make You Stand Out (Preferred Qualifications)

Expert in IP packet analysis using Wireshark and hands-on troubleshooting of core protocols, including DNS, HTTPS, GRE, and IPsec

Experienced in Linux/Unix administration and network equipment management, with the ability to utilize Unix shell scripts for task automation

Skilled in managing diverse network hardware and operational tasks, supported by a technical foundation aligned with CCNP and JNCIP certification standards

Zscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training.

The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.

Base Pay Range

$119,000—$170,000 USD

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 Future of Work strategy, 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.

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. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link.

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.

Staff Network & Infrastructure Engineer

Job Description