# Sr. Staff Software Development Engineer - Go Dataplane (SD-WAN)

**Company**: Zscaler
**Location**: Santa Clara, California
**Work arrangement**: hybrid
**Experience**: senior
**Job type**: full-time
**Salary**: $180,000-$225,000 USD
**Category**: Engineering
**Industry**: Technology

**Apply**: https://job-boards.greenhouse.io/zscaler/jobs/5239536007?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_824d6113-d68

## Description

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

We are looking for a Sr. Staff Software Development Engineer to join our Zero Trust Branch datapath team. This is a hybrid role based in Santa Clara, CA (3 days in office), reporting to the Architect, Engineering. As a core technical expert, you will contribute to building and enhancing our Zero Trust Branch platform, designing and developing robust dataplane services and APIs that support millions of users globally.

**Responsibilities**

- Collaborate with cross-functional teams to define requirements, design architectures, and deliver resilient cloud-based software solutions and network integrations

- Leverage deep expertise in L2–L7 networking to develop and advance cloud-delivered security and SD-WAN technologies

- Develop, maintain, and optimize high-performance network applications and protocols utilizing Go and Python

- Design efficient data structures for network data processing and handle system-level programming within Linux environments

- Analyze network performance to isolate bottlenecks, drive system optimizations, and lead rigorous code reviews, testing, and debugging

**Requirements**

- Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions to optimize outcomes within your functional domain

- 10+ years of experience designing and developing software within a distributed, enterprise-scale environment

- Strong proficiency in Go programming specifically applied to network data handling and processing

- Deep expertise in Linux environments, including system-level programming, networking concepts, scripting, and troubleshooting

- Strong exposure to SD-WAN technologies, VPNs, Cloud Security architectures, and cloud platforms such as AWS

- In-depth understanding of L2–L7 networking, TCP/IP stack internals, traffic management protocols (HTTP/HTTPS, SSL/TLS), and performance testing methodologies

**Benefits**

- Various health plans

- Time off plans for vacation and sick time

- Parental leave options

- Retirement options

- Education reimbursement

- In-office perks, and more!

## Skills

### Required
- Go
- Python
- Linux
- AI/ML
- L2-L7 networking
- SD-WAN
- Cloud Security
- AWS

### Nice to have
- GitHub Copilot
- Cursor
- L3 tunneling protocols
- SD-WAN implementations
- cloud-based networking architecture

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Source: [Apply at job-boards.greenhouse.io](https://job-boards.greenhouse.io/zscaler/jobs/5239536007?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)