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Senior Principal Engineer- C++ and Networking Experience is must



Seattle, WA, USA
Posted on Tuesday, July 4, 2023

SonicWall delivers Boundless Cybersecurity for the hyper-distributed era in a work reality where everyone is remote, mobile, and unsecure. SonicWall safeguards organizations mobilizing for their new business normal with seamless protection that stops the most evasive cyberattacks across boundless exposure points and increasingly remote, mobile, and cloud-enabled workforces. By knowing the unknown, providing real-time visibility and enabling breakthrough economics, SonicWall closes the cybersecurity business gap for enterprises, governments and SMBs worldwide. For more information, visit https://www.sonicwall.com/ or follow us on Twitter, LinkedIn, Facebook, and Instagram.

Ready to do your part in the cyber arms race? SonicWall offers fun, high-energy work environments at the leading edge of technology, networking, and cybersecurity. Whether you’re in sales, marketing, engineering, product management, technical support, or finance, you’ll have real opportunities to help protect more than 500,000 organizations across the globe. If you’re ready for a career that can impact change — and not just another job — join one of committed and enthusiastic SonicWall teams in offices around the world

The SonicWall Secure Mobile Access (SMA) team is looking for a new team member to help us design and build new capabilities in tandem with extending existing capabilities as we improve and expand our product. This person will be responsible for a variety of software design and development activities related to adding new functionality, enhancing existing functionality, adapting the system to new appliance hardware and improving performance and scalability. Leads product development related to multi-node clustering in all stages from planning and design to development and testing. Completes documentation and procedures for installation and maintenance.


  • Leads and participates in the software development lifecycle, which includes research, new development, modification, security, correction of errors, reuse, re-engineering and maintenance of software products.
  • Drives idea generation for new software features for upcoming versions of the SMA product.
  • Responsible for the delivery of capabilities within budget, schedule and quality guidelines.
  • Works with the team to develop, maintain, and communicate current development schedules, timelines, and status.
  • Reviews requirements, specifications and designs to assure product quality; develops and implements plans and tests for product quality or performance assurance.


  • Experienced C/C++ programmer.
  • Strong experience in Linux/Unix systems development.
  • Solid background in TCP/IP networking a must with strong Layer 3 through Layer 7 protocol (HTTP, SMTP, POP, FTP) experience preferred.
  • General knowledge of PKI fundamentals, SSL protocol and the OpenSSL library.
  • Experience with multi-node cluster design and development is a strong plus.
  • Experience with CouchDB is a strong plus.
  • Excellent problem-solving, collaboration, and troubleshooting skills.
  • Bachelor's or Master's degree in Computer Science/Engineering.
  • 10-15+ years of related software development experience.



#C Programming

#C++ Programming experience


SonicWall is an equal opportunity employer.

We are committed to creating a diverse environment and is 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.