Functional Test Engineer (ISP) ISP is must

Functional Test Engineer (ISP)

ISP is must

Cupertino, CA, Day 1 onsite 5 days in person

Full Time only

JD
• Reproduce customer-reported image quality issues such as color shift, low-light noise, MTF/sharpness degradation, HDR artifacts, and banding
• Diagnose root causes of image quality issues through controlled lab testing and analysis• Perform ISP tuning including AE, AWB, AF, noise reduction, sharpening, tone mapping, and HDR fusion
• Adapt and port tuning parameters and calibration workflows across different ISP platforms
• Design and execute image quality test protocols using SFR/slanted-edge charts, ColorChecker targets, and standardized test charts
• Build and maintain real-world image failure sample libraries and correlate EXIF metadata with lab test conditions
• Conduct subjective and objective image quality evaluations
• Collaborate with hardware, firmware, algorithm/tuning, and customer support teams to resolve imaging issues
• Document test methodologies, tuning changes, findings, and recommendations
Technical Skills
• Hands-on experience in Image Quality, Camera Testing, Optical Metrology, or Imaging
• ISP tuning experience with platforms such as Qualcomm Spectra, MediaTek Imagiq, or similar
• Working knowledge of MTF/SFR measurement and slanted-edge methodology
• Understanding of color science, CRI, color temperature, and ICC color management
• Knowledge of camera/sensor pipeline fundamentals including Exposure, HDR, Noise, Dynamic Range, AE/AWB/AF, 3A, NR, sharpening, and tone mapping
• Experience working with EXIF metadata and image quality test conditions
• Familiarity with Imatest, Inkscape, GIMP, or Python (OpenCV/Matplotlib/Pillow)
• Familiarity with ISO 12233 and imaging test standards
• Basic Python scripting/automation for test data analysis is an added advantage