---
title: 'Test Principal Engineer- Networking background is a must at SonicWall'
canonical: 'https://feeny.ai/job/test-principal-engineer-networking-background-is-a-must-sonicwall-milpitas-c97d1spdb0rx'
type: 'job'
last_seen: '2026-11-02'
---

# Test Principal Engineer- Networking background is a must at SonicWall

- **Company:** SonicWall
- **Location:** Milpitas, CA
- **Posted:** 2026-10-23
- **Last confirmed live:** 2026-11-02
- **Apply:** https://job-boards.greenhouse.io/sonicwall/jobs/8319055

## Job description

For more than 30 years, [SonicWall](https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fc212.net%2Fc%2Flink%2F%3Ft%3D0%26l%3Den%26o%3D4263951-1%26h%3D4126915226%26u%3Dhttps%253A%252F%252Fnam04.safelinks.protection.outlook.com%252F%253Furl%253Dhttps%25253A%25252F%25252Fwww.sonicwall.com%25252F%2526data%253D05%25257C01%25257Cbfitzgerald%252540SonicWall.com%25257Ca6c16b82afc749239f1c08dbda330d94%25257C84fe6f401cbc473083288018b2af88bc%25257C1%25257C0%25257C638343685070400977%25257CUnknown%25257CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%25253D%25257C3000%25257C%25257C%25257C%2526sdata%253DQiWUyjNRdG%25252F5Rg2xvGXa1CYzr9V6BNnIgriz33Hk4vw%25253D%2526reserved%253D0%26a%3DSonicWall&data=05%7C02%7CNikhilaR%40SonicWall.com%7Cfd3ae83762384be031d508dcdf3d2ddf%7C84fe6f401cbc473083288018b2af88bc%7C1%7C0%7C638630701067920926%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=GhrhwS9jae1nk4KBGBzKfBcXS7BDBmkWDO87fbJLQxQ%3D&reserved=0) has delivered a partner-first unified cybersecurity portfolio that helps SMBs, MSPs, and IT teams consolidate network security, endpoint security, security service edge (SSE), and threat response across hybrid environments. By bringing connected technology, real-time threat intelligence, automation, and expert services together, SonicWall helps organizations simplify security operations, achieve better security outcomes, and lower total cost of ownership. Backed by a global ecosystem of more than 17,000 partners, SonicWall delivers enterprise-grade protection built for SMB and mid-market realities.

For more information, visit [www.sonicwall.com](https://www.sonicwall.com/) or follow us on [X,](https://x.com/SonicWALL) [LinkedIn](https://www.linkedin.com/company/sonicwall), [Facebook](https://www.facebook.com/SonicWall/), and [Instagram.](https://www.instagram.com/sonicwall_inc/)

SonicWALL is looking for talented individuals who want to work in cutting-edge technology with a dynamic, fast-growing company. If you have what it takes to thrive in this fast-paced environment and you meet the minimum requirements for this position, please get in touch with us. We'd love to hear from you!

Must possess excellent problem-solving and communication skills. In addition, the individual must be flexible, dependable, and have excellent time management skills. A strong understanding of L2-L7 networking protocols, with major emphasis on SSL, HA (High Availability), State Sync, Network Cluster, and major Operating Systems such as UNIX, Linux, and all Microsoft Windows operating systems is needed.

## Key Responsibilities

- Serve as a subject matter expert (SME) for escalated issues from SonicWall Enterprise customers.
- Lead troubleshooting efforts for complex customer issues using tools such as Wireshark, Netmon, and other network diagnostic utilities.
- Act as the technical focal point for high-impact customer incidents and drive issues to resolution.
- Design, build, and maintain test environments to reproduce customer-reported issues.
- Define test strategies, methodologies, and validation plans for networking and security products.
- Collaborate closely with Engineering, Support, QA, and Product teams to identify root causes and implement solutions.
- Work effectively in a high-pressure, interruption-driven environment while managing multiple priorities.

Required Technical Skills

- Strong understanding of Ethernet, TCP/IP, and networking fundamentals.
- Expertise in SSL testing, system testing, and functional validation.
- Hands-on experience with Layer 2 and Layer 3 networking technologies.
- Experience testing switching protocols, including:
- STP
- RSTP
- MSTP
- PVST+
- Experience testing routing protocols, including:
- OSPF
- IS-IS
- BGP
- Proficiency with network test equipment such as IXIA and Spirent.
- Hands-on experience configuring and troubleshooting Cisco and Juniper switches and routers.
- Working knowledge of LAN/WAN networking architectures and implementation methodologies.
- Strong understanding of network security technologies, including:
- Firewalls
- IPS
- IDS
- Vulnerability Protection

## Preferred Qualifications

- Experience with multicast technologies such as PIM-SM, IGMP, MLD, and MSDP.
- Experience with MPLS technologies, including RSVP, LDP, and Traffic Engineering.
- Prior experience as an Escalation Engineer or Technical Support Engineer supporting enterprise networking environments.
- Proven ability to recreate and resolve customer issues remotely.
- Strong analytical, troubleshooting, and root-cause analysis skills.
- Experience working directly with enterprise customers and managing critical escalations.
- Excellent presentation and communication skills.

## Qualifications

- Bachelor's degree in Computer Science, Electrical Engineering, or a related field (or equivalent experience).
- 7-10+ years of experience in networking, network security, technical support, QA, or a related engineering discipline.
- Proven crisis management and customer-facing problem-resolution experience.
- Ability to configure, analyze, and troubleshoot medium- to large-scale network environments.
- Strong organizational skills with the ability to manage priorities and customer commitments effectively.
- Excellent verbal and written communication skills, especially in remote and cross-functional environments.
- Demonstrated ability to work independently while contributing to a collaborative team culture.
- Self-motivated with a strong sense of ownership and a "can-do" attitude.

## #LI-KB7

#LI-Milpitas

SonicWall is an equal opportunity employer.

We are committed to creating a diverse environment and are an equal opportunity employer. All qualified applicants receive consideration for employment without regard to race, color, ethnicity, religion, sex, gender, gender identity and expression, sexual orientation, national origin, disability, age, marital status, veteran status, pregnancy, or any other basis prohibited by applicable law.

At SonicWall, we pride ourselves on recruiting a diverse mix of talented people and providing active security solutions in 100+ countries.

[Applicant Privacy Notice](https://www.sonicwall.com/legal/job-applicant-privacy-notice/)

## About SonicWall

## Company Overview
- **One-liner**: SonicWall delivers advanced, cost‑effective cybersecurity solutions for organizations of all sizes, powered by real‑time threat intelligence and a partner‑first platform.
- **Entity Type**: Private (owned by Francisco Partners; no public ticker)
- **Headquarters**: Milpitas, California, USA
- **Founded**: 1991
- **Founders**: Not publicly listed (company was originally founded as SonicWALL, Inc.)

## Core Business
- **Primary industries**: Computer and Network Security, Cybersecurity
- **Target customers**: SMBs, mid‑market enterprises, government agencies, channel partners (10,000+ global partners)
- **Mission**: To design and develop advanced, cost‑effective cybersecurity solutions built on superior threat intelligence that evolves with partners’ and customers’ needs.
- **Purpose**: To protect and empower the well‑being of organizations online.

## Products & Services
- **Next‑Generation Firewalls (NGFW)**: Hardware and virtual firewalls with integrated threat prevention, intrusion detection, and application control.
- **Cloud Secure Edge (CSE) / ZTNA**: Zero‑trust network access solutions for secure remote access.
- **Endpoint Protection**: Anti‑virus, anti‑malware, and advanced threat protection for endpoints.
- **SonicWall Unified Management**: Multi‑tenant architecture for centralized policy and device management.
- **Managed Protection Bundle**: Subscription service backed by SonicWall’s threat research and 24/7 SOC.
- **SAMI (SonicWall AI)**: Embedded AI to simplify operations, resolve issues faster, and reduce noise.
- **Global Response Intelligent Defense (GRID) Threat Network**: Real‑time threat intelligence network powering all products.

## Market Standing
- **Valuation**: Not disclosed (private company)
- **Annual Revenue**: Approximately $480 M (estimated; source: LinkedIn)
- **Total Funding**: Not applicable (private, owned by Francisco Partners; previously acquired by Dell and later taken private)
- **Notable Investors/Partners**: Francisco Partners (parent company); 10,000+ channel partners; 1.1 million security sensors deployed in 215 countries
- **Growth Signals**: 
  - Active job postings surged +92.7% monthly and +172.4% quarterly (LinkedIn data)
  - Recent introduction of SAMI AI and new Managed Protection bundle
  - Expanding Cloud Secure Edge (ZTNA) offerings
  - Headcount of ~1,241 (LinkedIn) to ~1,832 (Built In) – conflicting reports; both cited below

## Competitive Advantages
- **Partner‑first ecosystem**: Strong channel partner network (10,000+) gives broad reach and loyalty.
- **30+ years of cybersecurity expertise**: Deep domain knowledge and a dedicated threat research center (GRID).
- **Real‑time, multi‑vector protection**: Covers network, cloud, endpoint, and remote access in a unified platform.
- **Cost‑effective for SMBs**: Positioned as affordable yet enterprise‑grade security.
- **Embedded AI (SAMI)**: Differentiates by simplifying operations and reducing alert fatigue.

## Strategic Focus
- **AI‑driven automation**: Expanding SAMI to automate threat response and streamline management.
- **Cloud‑first security**: Growing Cloud Secure Edge (ZTNA) and managed services for hybrid/remote work.
- **Partner enablement**: Strengthening tools and programs for channel partners.
- **Global expansion**: Operating in 46 countries; hiring aggressively in India, US, Canada, and Europe.

## Why Work Here
- **Culture**: Collaborative, innovative, and fun environment with a “never alone” philosophy. Employee Resource Groups (ERGs) foster inclusion and belonging.
- **Remote/Hybrid Policy**: Mix of remote, in‑office, and hybrid roles; many positions are fully remote (US, Canada, Europe, India).
- **Wellness & Benefits**: Mental and physical wellness programs, paid time off, ample holidays, work‑life balance, and competitive compensation.
- **Recognition**: Awards tied to core values; outstanding performance is celebrated.
- **Engineering Culture**: Heavy focus on networking, security, and AI; teams in Pune, Bengaluru, and US offices. Strong learning and development opportunities.
- **Social Responsibility**: Community engagement, fundraising for nonprofits, and partnerships to access untapped talent pools.

## Sources
1. [SonicWall Careers](https://www.sonicwall.com/careers)
2. [SonicWall Website](https://www.sonicwall.com/)
3. [SonicWall Jobs on Greenhouse](https://job-boards.greenhouse.io/sonicwall)
4. [LinkedIn Company Page](https://www.linkedin.com/company/sonicwall)
5. [Built In SonicWall Profile](https://builtin.com/company/sonicwall)

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