Vehicle WiFi Software Engineer – Embedded C++

Sigma Group; San Francisco (CA); On-site; USD 140,000 - 180,000; Full time

Benefits offered by this job

Paid time off

401(k)

Health insurance

HSA

FSA

Employee assistance program

Referral program

Job summary

Sigma Connectivity Inc. seeks talented software engineers to join the Connectivity team, focusing on building software-defined vehicle platforms with strong wireless experience and modern C++ proficiency.

You will design and maintain embedded WiFi software stacks, enable station and access point modes, and collaborate across Infotainment, UX, Platform, Security, and Hardware teams to deliver scalable, reliable solutions.

Qualifications

• BS/MS in Electrical Engineering, Computer Science, or Computer Engineering.
• Strong modern C++ programming.
• Proficient with WiFi / 802.11 protocols.
• Proficient in networking (TCP/IP, DNS, DHCP).

Responsibilities

• Design, develop, and maintain embedded software for vehicle WiFi connection management and configuration.
• WiFi Station mode for high-speed vehicle internet access, OTA updates, telematics.
• WiFi Access Point mode for mobile hotspot and CarPlay/Android Auto connectivity.
• Enable advanced WiFi (802.11) features for the vehicles.
• Improve algorithms for WiFi network selection, roaming, and STA/AP configuration in variable radio environments.
• Design modular software to scale to multiple WiFi chipsets and generations.
• Integrate drivers, firmware, and SDKs of WiFi chipsets and modules, coordinating with vendors.
• Debug WiFi connectivity issues via OTA captures and vehicle logs/telemetry.
• Collaborate with Infotainment, UX, Platform, Security, Factory, and Hardware teams on a scalable platform.
• Ensure code quality through unit testing (GTest, GMock) and coding standards.

Skills

Modern C++

WiFi / 802.11 protocols

Networking (TCP/IP)

Analytical skills

Education

BS/MS in Electrical Engineering, Computer Science, or Computer Engineering

Job description

Sigma Connectivity Inc. seeks talented software engineers to join the Connectivity team, focusing on building software-defined vehicle platforms with strong wireless experience and modern C++ proficiency.

You will design and maintain embedded WiFi software stacks, enable station and access point modes, and collaborate across Infotainment, UX, Platform, Security, and Hardware teams to deliver scalable, reliable solutions.