We are a leading company in the wireless broadband communications industry looking for talented professionals with a winning attitude.

Job Description

[Key Responsibilities]

GNSS/Positioning Middleware Integration
Develop middleware interfacing GNSS chipsets with upper-layer applications (NMEA, proprietary protocols)
Customize positioning configurations per customer requirements (accuracy, update rates, hybrid strategies)
Integrate and configure GNSS modules on target platforms (MTK, Qualcomm, etc.), covering A-GPS, RTK, DR, multi-constellation GNSS
Customer Interface Development & Support
Design and maintain customer-facing APIs/interfaces for positioning data access and control
Define interface specs and performance criteria with customers; deliver technical documentation and integration guides
Provide hands-on technical support during integration, bring-up, and production phases
Positioning Solution Validation & Field Testing
Execute V&V activities: A-GPS TTFF, RTK fix accuracy, DR performance, hybrid positioning reliability
Conduct field testing across environments (urban canyon, highway, indoor/outdoor) using GNSS test equipment
Operate positioning equipment: GNSS simulators, reference stations, RTK base stations, IMU/sensor modules, data loggers
Analyze results, generate performance reports, and drive issue resolution
Programming & Debugging
C/C++ development in Linux for GNSS middleware and positioning services
Debug across GNSS HAL, sensor fusion interfaces, NTRIP client, serial/UART communication
Use gdb, log analysis, GNSS analysis tools to independently resolve issues

[Knowledge & Background]

Required

MTK/Qualcomm platforms & middleware/HAL architecture
3+ years embedded development in Linux environments
IPC, multi-threading, gdb/UART debugging; able to work independently
Field testing & performance benchmarking experience

Plus

Familiar with NMEA, RTCM protocols
RTK correction services (NTRIP), base/rover setup
Solid understanding of A-GPS, RTK, DR, hybrid positioning
DR sensor integration (IMU, wheel speed, gyroscope)
Hands-on with GNSS equipment (receivers, simulators, reference stations, IMU)

[Tools & Skills]

Required

C/C++, Linux, Git, Python, Shell scripting
CMake / Makefile / Yocto
Communication, teamwork, technical writing

Plus

Customer-facing experience
GNSS receivers, simulators, reference stations
NMEA, RTCM, NTRIP, UBX

Education

Work Experience

Language

Skills

Amazon FreeRTOS、 C (Programming Language)、 C++ Programming Language、 CI/CD、 CMake、 DevOps、 Docker (Software)、 Git Version Control System、 Http Headers、 Internet Protocol (IP)、 Internet Protocol Suite、 Jenkins (Software)、 Kubernetes、 Linux Kernel Driver、 MQTT (Message Queuing Telemetry Transport)、 Network Quality of Service (QoS)、 Python (Programming Language)、 Real-Time Operating Systems (RTOS)、 Shell Scripting、 Transport Layer Security (TLS)、 Virtual Local Area Network (VLAN)、 Virtual Private Networks (VPNs)、 Wind River VxWorks、 Wireshark、 Yocto Project

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