Senior Software Engineer – Automotive Infotainment & Connectivity

Sapphire Stream Technology; Southfield (MI); On-site; USD 120,000 - 160,000; Full time

Job summary

Sapphire Stream Technology is seeking a Senior Software Engineer for Automotive Infotainment & Connectivity in Southfield, MI. You will design, implement, and validate infotainment and wireless software across Android, QNX, Linux, and AUTOSAR environments.

Responsibilities include Bluetooth SIG certification leadership, cross-functional collaboration with OEM partners, and rigorous testing across unit, integration, and system levels. Proficiency in C/C++ and embedded OS is essential.

Qualifications

• Bachelor’s degree in Telecommunication Engineering, Electronics Engineering, Computer Science, or Electrical Engineering, or foreign equivalent + 5 years of experience.
• Strong C and C++ for embedded software development.
• Experience with Android (AOSP), QNX, Linux, AUTOSAR 4.x and RTOS.
• Familiarity with CAN, LIN, SPI, I2C, UART.
• Experience with Bluetooth Classic/BLE and wireless connectivity.

Responsibilities

• Design, develop, integrate, and validate infotainment and wireless software.
• Lead Bluetooth SIG certification activities and interoperability testing.
• Collaborate with global engineering teams and OEM partners.
• Prepare technical documentation, test cases, and validation reports.

Skills

Bluetooth Classic/BLE

C/C++

Embedded OS

Android (AOSP)

QNX

Linux

AUTOSAR 4.x

CAN/LIN/SPI/I2C/UART

Git/Perforce

Jira

Ellisys/FTS/PTS

CANoe/Vehicle Spy

Jenkins

IAR/Green Hills

Education

Bachelor’s degree in Telecommunication/Electronics/CS/EE

Tools

Git

Perforce

Jira

Ellisys

FTS

PTS

CANoe

Vehicle Spy

Jenkins

IAR

Green Hills

Job description

Job Title: Senior Software Engineer – Automotive Infotainment & Connectivity

Work Location: Southfield, MI

Employment Type: Full-Time, 40 hours/week

Job Description

Design, develop, integrate, and validate automotive infotainment and wireless connectivity software, with a focus on Bluetooth Classic/BLE, IVI system integration, Bluetooth SIG certification, and cross-functional collaboration across Android, QNX, and Linux environments.

Infotainment & Connectivity Software Development

• Develop and integrate infotainment software components, including Bluetooth Classic/BLE, Wi-Fi, OnStar, Android Auto, CarPlay, and profiles (HFP, A2DP, AVRCP, PBAP, MAP, OPP, PAN).
• Support platforms bring-up and feature development across Android (AOSP), QNX, Linux, and AUTOSAR environments.

System, Functional & Unit Testing

• Perform unit, functional, regression, and system-level validation for infotainment and wireless features.
• Analyze logs, troubleshoot defects, perform root cause analysis, and resolve issues from field, factory, and OEM customers.

Bluetooth Certification & Validation

• Lead Bluetooth SIG certification activities, including PICS documentation, TPG file generation, and interoperability testing using Ellisys, FTS, and PTS.

Cross-Functional Collaboration

• Work with global engineering teams and OEM partners (e.g., GM, HARMAN, DENSO) to align deliverables with project requirements.
• Track issues in Jira; maintain source control in Git/Perforce; participate in Agile/Scrum ceremonies and code reviews.

Documentation

• Prepare and maintain technical documentation, including software design specs, test cases, validation reports, and audit-ready records.

Knowledge & Skills Applied

• Bluetooth Classic (BR/EDR) and BLE protocol stacks and profiles (HFP, A2DP, AVRCP, PBAP, MAP, OPP, PAN, DUN, HSP, ATT/GATT).
• Embedded OS environments: Android (AOSP), QNX, Linux, AUTOSAR 4.x, and RTOS.
• Strong proficiency in C and C++ for embedded software development.
• Automotive communication protocols: CAN, LIN, SPI, I2C, UART.
• Tools: Git, Perforce, Jira, Ellisys, FTS, PTS, CANoe, Vehicle Spy, Jenkins, IAR, Green Hills.
• Static analysis tools and MISRA compliance.

Requirements

Bachelor’s degree in Telecommunication Engineering, Electronics Engineering, Computer Science, or Electrical Engineering, or foreign equivalent + 5 years of experience.