Senior Networking SDET Engineer (Low-Level C/C++, TCP/IP)

Nintendo of America Inc; Redmond (WA); On-site; USD 96,000 - 173,000; Full time

Benefits offered by this job

Medical insurance

Employee assistance program

Paid sick leave

Onsite in Redmond, WA

Job summary

Nintendo Technology Development in Redmond, WA is seeking a software test engineer to build and maintain automated tests and SDET tooling for networking code. The role emphasizes deep troubleshooting of low-level, concurrent C/C++ software and collaboration with engineering teams to improve reliability.

Applicants must have hands-on experience with network protocols, socket APIs, and testing across Windows, Linux, and embedded environments.

Qualifications

• 5+ years of software or test engineering experience.
• Strong C and modern C++ programming skills for high-performance, low-level software.
• Strong understanding of networking as a software developer; protocols and apps.
• Hands-on experience with TCP/IP and UDP socket APIs, connections, timeouts, retries.
• Experience with networking protocols such as TCP/IP, UDP, DNS, DHCP, HTTPS, TLS/SSL.
• Strong understanding of packet-level networking; analyze traffic with Wireshark, tcpdump.
• Experience developing automated tests for networking software across functional, integration, stress, reliability, concurrency, and failure/recovery tests.
• Strong multithreading and concurrency skills; debug low-level C/C++ code.
• Experience debugging networking software with debuggers, logs, captures, core dumps.
• Experience building/running software on Windows, Linux, and embedded environments.
• Ability to collaborate across development, test, and other engineering teams.
• Degree in CS/CE/EE or equivalent experience.

Responsibilities

• Build and maintain automated tests and SDET-style tooling.
• Develop, maintain, and improve tests for Nintendo's systems.
• Perform deep troubleshooting and root-cause analysis for low-level, concurrent code.
• Work with engineering teams to resolve defects and improve reliability.
• Create practical, creative solutions to difficult technical problems.
• Support CI systems and automated regression detection.

Skills

C/C++

Networking

Multithreading

Linux

Windows

Debugging

SDET

Education

Bachelor's degree in CS/CE/EE or equivalent

Tools

Wireshark

tcpdump

Core dumps

Job description

Nintendo Technology Development in Redmond, WA is seeking a software test engineer to build and maintain automated tests and SDET tooling for networking code. The role emphasizes deep troubleshooting of low-level, concurrent C/C++ software and collaboration with engineering teams to improve reliability.

Applicants must have hands-on experience with network protocols, socket APIs, and testing across Windows, Linux, and embedded environments.