Linux Sensors Lead

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Key Responsibilities

• Perform validation and characterization of sensor subsystem components:

• Accelerometer

• Gyroscope

• Magnetometer

• Barometer

• Proximity / Light

• Sensor fusion (6-axis / 9-axis)

• Context detection (pedometer, activity recognition)

• Always-On DSP (SLPI/QDSP6)

• Validate the complete sensor pipeline across:

• Linux/Android sensor framework

• Sensors HAL

• CHRE

• DSP firmware

• SMD/SMGR interactions

• Execute tests for:

• Calibration accuracy

• Drift, noise and bias

• Responsiveness, sampling rate stability

• Latency/jitter

• Power/thermal behavior

• Concurrency and stress

• Debug and analyze issues using:

• logcat, bugreport

• QXDM/QDSS

• Sensors Diag tools

• perfetto/systrace

• Work with HW/FW teams to provide actionable root-cause analysis for sensor data issues.

• Validate Android sensor APIs, HAL behaviors, and custom OEM use cases.

• Use automation tools (Python, adb, sensor-test frameworks) for regression and continuous validation.

• Support sensor validation during BSP bring-up, OEM integration, and feature commercialization.

• Strong understanding of:

  • Sensor fundamentals (noise, drift, bias, sensitivity)

  • Sensor fusion algorithms (Kalman filter, quaternion, AHRS)

  • Android sensor framework & HAL architecture

  • DSP-side sensor processing (SLPI/QDSP6)

  • Experience with:

  • Sensor logging/debug tools

  • Characterization methods

  • Automated test execution (Python)

  • ADB/Android internals

• Ability to analyze complex system interactions (Sensors + Location + Camera + Display).

Good to Have

• Experience with CHRE (Context Hub Runtime Environment).

• Knowledge of low-power architectures and Always-On sensing.

• Familiarity with Machine Learning-based activity recognition.

• Exposure to:

• Location fusion (GNSS + sensors)

• AR/VR use cases

• Navigation-grade sensor accuracy

• OEM product launch or SoC bring-up experience.

Soft Skills:

• Excellent communication and cross-functional collaboration.

• Leadership in technical decision-making.

• Ability to translate complex hardware/software constraints into practical solutions.

• Mentorship and technical coaching for junior engineers.