Staff Cloud Infrastructure Engineer

Zscaler is seeking an experienced Staff Cloud Infrastructure Engineer to join their core Infrastructure team in San Jose, CA. This onsite role involves actively participating in the design, engineering, and build-out of a new, scalable, in-house private cloud environment. The engineer will partner with architecture and development teams to resolve technical challenges, utilize expertise in server and hardware principles to optimize the virtualization layer, and ensure high reliability of Linux-based services, particularly with Linux KVM hypervisor. The role also includes providing technical leadership and contributing to documentation.

Must Have

• Actively participating in the design, engineering, and build-out of a new, scalable, in-house private cloud environment.
• Partnering closely with architecture and development teams to identify, analyze, and resolve technical challenges related to compatibility, performance, and scaling.
• Utilizing expertise in server and hardware principles to build, optimize, and manage the core virtualization layer.
• Ensuring the high reliability and performance of Linux-based services, with deep, hands-on knowledge of the Linux KVM hypervisor.
• Communicating effectively with engineering and non-technical personnel while providing technical leadership and guidance.
• 7+ years of experience in infrastructure engineering, with significant experience in cloud architecture, large-scale migrations, and/or building private cloud platforms.
• Strong knowledge of server hardware components (CPU, memory, storage, networking) and their direct influence on private cloud design, performance, and capacity planning.
• Knowledge of virtual networking principals and applications.
• Deep practical experience within AWS, including a strong grasp of core services and resource provisioning.
• Working knowledge of Linux operating systems and Linux KVM hypervisor.
• Excellent diagnostic, troubleshooting, and architectural problem-solving skills focused on delivering stable, resilient, and highly-available internal platforms.

Good to Have

• Experience working with multiple stakeholders in a prototyping environment.
• Ability to analyze systems and optimize balancing both cost and performance.

Perks & Benefits

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

About Zscaler

Zscaler accelerates digital transformation so our customers can be more agile, efficient, resilient, and secure. Our cloud native Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

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 value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your 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 and help shape the future of cybersecurity.

Our Engineering team built the world’s largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multi-tenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy.

We’re looking for an experienced Staff Cloud Infrastructure Engineer to join our core Infrastructure team. This role is onsite and based in our San Jose, CA office five days a week. Reporting to the Datacenter Deployment Manager, you will be responsible for:

• Actively participating in the design, engineering, and build-out of a new, scalable, in-house private cloud environment.
• Partnering closely with architecture and development teams to identify, analyze, and resolve technical challenges related to compatibility, performance, and scaling during the platform build and migration.
• Utilizing expertise in server and hardware principles to build, optimize, and manage the core virtualization layer, ensuring maximum system performance and cost-efficiency within the private cloud.
• Ensuring the high reliability and performance of Linux-based services, with deep, hands-on knowledge of the Linux KVM hypervisor and its role in an enterprise private cloud stack.
• Communicating effectively with both engineering and non technical personnel while providing technical leadership and guidance to the infrastructure team, contributing to the creation of platform documentation, standards, and best practices.

What We’re Looking for (Minimum Qualifications)

• 7+ years of experience in infrastructure engineering, with significant experience in cloud architecture, large-scale migrations, and/or building private cloud platforms.
• Strong knowledge of server hardware components (CPU, memory, storage, networking) and their direct influence on private cloud design, performance, and capacity planning and knowledge of virtual networking principals and applications
• Deep practical experience within AWS, including a strong grasp of core services and resource provisioning.
• Working knowledge of Linux operating systems and Linux KVM hypervisor.
• Excellent diagnostic, troubleshooting, and architectural problem-solving skills focused on delivering stable, resilient, and highly-available internal platforms.

What Will Make You Stand Out (Preferred Qualifications)

• Experience working with multiple stakeholders in a prototyping environment
• Ability to analyze systems and optimize balancing both cost and performance

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

$115,500 - $165,000 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.