Senior Staff Software Engineer (C / Networking / Dataplane)

Zscaler
San Jose
Workplace: HybridFull timeUSD 157,500 - 225,000 annuallyFunction: Software EngineeringExperience: 8+ yearsEducation: mastersSkills: ["Ownership","Collaboration","Integrity","Customer obsession","Bias for action"]

Design and implement high-performance datapath features for load balancing, firewall rules, and L7 protocol implementations to strengthen the scalability and security of global networking infrastructure. Use deep C expertise, data structures/algorithms, and networking protocol knowledge (DNS, HTTP, TCP/IP, SSL/TLS) to drive moderately complex projects end-to-end from concept through large-scale deployment. Work in a hybrid role based in San Jose.

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FursaFursa
Zscaler
Zscaler
6 days ago

Senior Staff Software Engineer (C / Networking / Dataplane)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 2 hours agoStatus: Live
Reposted: similar role first listed 2 months ago

Job Summary

Design and implement high-performance datapath features for load balancing, firewall rules, and L7 protocol implementations to strengthen the scalability and security of global networking infrastructure. Use deep C expertise, data structures/algorithms, and networking protocol knowledge (DNS, HTTP, TCP/IP, SSL/TLS) to drive moderately complex projects end-to-end from concept through large-scale deployment. Work in a hybrid role based in San Jose.
Location: San Jose
Workplace: Hybrid
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Design and implement datapath features related to load balancers, firewall rules, and L7 protocol implementations.
  • •Apply deep knowledge of C programming, data structures, and algorithms to build high-performance systems.
  • •Independently drive moderately complex projects from conception to deployment with full ownership.
  • •Use expert knowledge of networking protocols and services including DNS, HTTP, TCP/IP, and SSL/TLS.
  • •Leverage Unix or Linux operating system knowledge to optimize networking and security applications.

Pay and Benefits

Salary: USD 157,500 - 225,000 annually
Perks:Health InsurancePaid LeaveParental LeaveRetirementLearning Budget

Key Requirements

  • •8+ years building large-scale commercial networking and security applications using C or C++.
  • •Strong foundational knowledge of data structures and algorithms.
  • •Working experience in Linux, Unix, or similar operating systems.
  • •BS or MS degree in CS/CE or equivalent experience.
  • •Demonstrated curiosity in integrating AI tools to enhance workflows and augment problem-solving.
Experience:8+ yearsNetworkingSecurityCommercial software
Education:Master's in CS/CE
Skills:OwnershipCollaborationIntegrityCustomer obsessionBias for action
Languages:English
Tech Stack:CC++DNSHTTPTCP/IPSSL/TLSLinuxUnixLoad balancingFirewall rulesL7 protocols

Company Brief

Zscaler
Provides cloud-native security platform delivering secure access, threat protection, and zero trust services to organizations, enabling secure internet and private application access without traditional network appliances.
Industry: Cybersecurity
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: San Jose, United States
Founded: 2007
WebsiteLinkedIn