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Zscaler Backed by Lightspeed
48 views 6 days ago

Sr. Staff Software Development Engineer

Open 63d HybridNorth AmericaFull-timeStaff 11 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States
Santa Clara, California

Senior Staff Software Development Engineer at Zscaler (San Jose, CA) building the Windows Client Connector Agent for the Zero Trust Exchange — owning service-layer components like RPC, user session handling, and data pipelines for secure connectivity and tunneling in enterprise and VDI environments. Core stack is C++ on Windows internals.

Agile AI Citrix Cloud Cloud Security +9 skills
180K – 225K $
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Zscaler Backed by Lightspeed
49 views 6 days ago

Senior Staff Software Development Engineer, ZIA Core Datapath

Open 63d HybridNorth AmericaFull-timeStaff 15 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States
Santa Clara, California

Architects, builds, and maintains high-scale system test automation infrastructure for Zscaler's ZIA Core Datapath cloud security platform (400B+ daily transactions), validating L4-L7 networking — cloud firewall, IPsec/GRE tunneling, load balancers, IPS/IDS — primarily with Python automation frameworks. Hybrid role, 3 days/week in San Jose.

Agile AI Automation Cloud Cloud Security +16 skills
158K – 225K $
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Zscaler Backed by Lightspeed
48 views 6 days ago

Senior Staff Software Engineer – Test Automation Infrastructure (ZIA Core)

Open 63d HybridNorth AmericaFull-timeStaff 14 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States
Santa Clara, California

Architects, builds, and maintains high-scale system test automation infrastructure for Zscaler's ZIA Core datapath, a cloud security platform processing 400B+ transactions daily. Works with Python test frameworks and deep networking (L4-L7, cloud firewall, IPsec/GRE tunneling) in a hybrid role based in San Jose, CA.

Agile AI Automation Cloud Cloud Security +16 skills
158K – 225K $
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Zscaler Backed by Lightspeed
53 views 6 days ago

Senior Staff Software Development Engineer (C / Networking / Dataplane)

Open 62d HybridNorth AmericaFull-timeStaff 15 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States
Santa Clara, California

Senior Staff Software Engineer at Zscaler designing high-performance C dataplane features for load balancing, firewall rules, and L7 protocols on the Zero Trust Exchange cloud security platform. Hybrid role (3 days/week in San Jose-area office) for an engineer with 8+ years building large-scale networking and security applications in C/C++ on Linux/Unix.

Agile AI C Cloud Cloud Security +12 skills
158K – 225K $
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Zscaler Backed by Lightspeed
93 views 6 days ago

Principal Sales Engineer - Federal

Open 55d RemoteNorth AmericaFull-timePrincipal 11 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States
Maryland, New Jersey, North Carolina, Pennsylvania, South Carolina, Virginia, West Virginia

A principal-level presales engineer on Zscaler's Federal/Public Sector team who partners with Federal Civilian customers to demo the Zero Trust Exchange platform, run Proof of Value engagements, and guide Zero Trust transformations. Core focus: cloud security/SASE, networking, and firewall/proxy operations, with an emphasis on AI tooling.

Agentic AI Agile AI Automation CCNP +12 skills
176K – 251K $
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