Zscaler · 22 hours ago
Senior Software Engineer (C, Networking)
San Jose, California, USA
Full-time
Hybrid
Mid, Senior Level
$105K/yr - $150K/yr
3+ years expZscaler is a pioneer and global leader in zero trust security, providing solutions for businesses and government agencies to secure their digital transformation initiatives. They are seeking a Senior Software Development Engineer to design and code components of a large-scale distributed system, contributing to the development cycle and ensuring a healthy cloud environment. The role requires collaboration with various teams and a strong focus on high performance and scalability.
Cloud SecurityCyber SecurityEnterprise SoftwareSecurity
Responsibilities
Participating in all phases of the product development cycle, from definition and design to implementation and testing
Developing functional specifications, assessing task requirements and schedules, and contributing to development, debugging, and support
Designing and coding components of a large-scale distributed system with a focus on high performance and scalability, and troubleshooting issues efficiently
Collaborating with feature teams, Operations, and Support to maintain a healthy cloud environment and ensure customer satisfaction
Demonstrating accountability and ownership for areas assigned to you
Qualification
Required
3+ years of software development experience in programming with C, Python, or high-level languages
Experience in software development on Unix/Linux systems
Experience working with REST APIs and API gateways
Knowledge of L4 to L7 network topologies and TCP/IP networking stacks
Familiarity with observability and monitoring products
Preferred
Strong fundamentals in operating system concepts, event-based programming, multi-threading, memory optimization, and fault tolerance
Familiarity with endpoint security and firewalls
Experience developing agent-based AI applications and LLM models
Benefits
Various health plans
Time off plans for vacation and sick time
Parental leave options
Retirement options
Education reimbursement
In-office perks, and more!
Company
Zscaler
Zscaler is a global cloud-based information security company that enables secure digital transformation for mobile and cloud.
5001-10000 employees
H1B Sponsorship
Zscaler has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (164)
2024 (220)
2023 (108)
2022 (144)
2021 (82)
2020 (51)
Funding
Current Stage
Public CompanyTotal Funding
$1.67BKey Investors
TPG GrowthLightspeed Venture Partners
2025-07-01Post Ipo Debt· $1.5B
2024-04-23Post Ipo Equity· $22.7M
2018-03-16IPO
Leadership Team
Jay Chaudhry
CEO, Chairman & Founder
Hemant Dabke
Area Vice President
Recent News
2026-01-23
2026-01-22
2026-01-20
Company data provided by crunchbase