Senior Software Engineer - Dataplane Networking

Senior Software Engineer - Dataplane

SonicWall is a cybersecurity forerunner with more than 30 years of expertise and is recognized as a leading partner-first company, ensuring our partners and their customers are never alone in the fight against cybercrime. With the ability to build, scale and manage security across the cloud, hybrid and traditional environments in real-time, SonicWall provides relentless security against the most evasive cyberattacks across endless exposure points for increasingly remote, mobile and cloud-enabled users. With its own threat research center, SonicWall can quickly and economically provide purpose-built security solutions to enable any organization—enterprise, government agencies and SMBs—around the world. For more information, visit www.sonicwall.com or follow us on Twitter, LinkedIn, Facebook and Instagram.

Responsibilities 

• Lead development and optimization of a key dataplane module for SonicWall NGFW platforms.
• Design, implement, and enhance high‑performance packet‑processing paths using DPDK/ODP/OFP or similar frameworks.
• Diagnose and resolve complex performance, throughput, and latency issues in the dataplane.
• Collaborate with platform, networking, security, and QA teams to deliver features and product improvements.
• Prototype and evaluate new dataplane technologies, contributing to next‑gen NGFW capabilities.
• Influence architectural decisions, scalability strategies, and long‑term technical direction for dataplane components.

 

Requirements 

• 8+ years of experience in C/C++ systems‑level development for networking or embedded platforms.
• Strong hands‑on expertise in DPDK, ODP, OFP, or similar high‑performance packet‑processing frameworks.
• Solid understanding of L3/L4 networking protocols, including IPv4/IPv6, routing, NAT, VPN/IPsec/SSL, and related protocols.
• Proven ability to build multi‑threaded, low‑latency, high‑throughput systems.
• Strong knowledge of OS internals, memory and concurrency models, and network stack behaviour.
• Excellent debugging, performance tuning, and system analysis skills.
• Strong communication and teamwork skills, with the ability to drive cross‑functional technical discussions

 

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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.

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Experience Level

Senior Level