Zscaler

Senior Staff Software Development Engineer, ZIA Core Datapath

Zscaler
Apply
2 months ago
San Jose, CA, USAStaff+
H1B sponsor

Base Salary

$158k - $225k/yr

Responsibilities

  • Architect, design, develop, and maintain scalable system test automation infrastructure for the ZIA Core Datapath cloud product.
  • Build repeatable automation suites for L4–L7 technologies, including cloud firewalls, IPsec/GRE tunneling, load balancers, IPS/IDS, and routing and switching.
  • Perform functional, integration, performance, and scale testing, including test plan and test case creation.
  • Debug and troubleshoot complex network infrastructure, HTTP/SSL, and firewall issues in customer environments.
  • Own features, advocate for testing at scale, optimize regression cycles, and mentor junior engineers.
  • Collaborate with cross-functional teams on cloud-based software design, development, and maintenance.

Requirements

  • 12+ years of overall experience and strong Python programming skills for building test automation frameworks.
  • Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions within the functional domain.
  • Strong knowledge of TCP/IP, HTTP(S), TLS, PKI, DNS, DHCP, VPN, HA, routing and switching, and IPsec/GRE tunneling.
  • Hands-on experience with L3, L4, and L7 filtering policies, load balancers, IPS/IDS, and routers.
  • Proven experience with manual and automated functional, integration, performance, and scale testing for cloud security or SaaS products.
  • Excellent debugging and troubleshooting skills for network infrastructure, HTTP/SSL, and firewall issues.
  • Preferred experience with AI-assisted coding, static or dynamic analysis, intelligent automation tools, traffic generators, performance/load testing tools, and fuzzing techniques.
  • Preferred track record of mentoring junior engineers and leading large-scale test automation or quality initiatives for distributed cloud systems.

Benefits

  • Hybrid work arrangement with three days per week in the San Jose, California office.
  • Various health plans, vacation and sick time-off plans, parental leave options, retirement options, education reimbursement, and in-office perks.
  • Inclusive workplace and support for reasonable accommodations during the recruiting process.

Tech Stack

Categories

Zscaler

About Zscaler

5,001-10,000 employees

Zscaler builds a cloud-delivered zero trust security platform that replaces traditional network security appliances for enterprises and public-sector organizations. Its Zero Trust Exchange provides secure web gateway, zero trust access, CASB, and cloud firewall services, sold as subscriptions and delivered across 160+ global data centers. Founded in 2007 and headquartered in San Jose, it is a public company on NASDAQ (ZS) serving thousands of customers worldwide.

Contact me