Optical Metrology

Job Description:

An Optical Metrology Engineer is responsible for designing, verifying, and supporting optical measurement systems that inspect, characterize, and maintain the quality of components and systems. This position applies advanced optical methods to measure dimensions, surface characteristics, alignment, and overall performance of precision parts within manufacturing and research environments.

Key Responsibilities:

● Design, develop, and deploy optical metrology systems and measurement methodologies

● Conduct high-precision measurements using methods such as interferometry, microscopy, spectroscopy, and laser-based systems

● Evaluate measurement data to determine product quality, process capability, and metrology system performance

● Create calibration procedures and maintain alignment with metrology standards compliance

● Partner with manufacturing, R&D, and quality teams to define metrology requirements

● Diagnose and resolve problems involving optical measurement equipment and associated measurement processes

● Review and evaluate Optical Measuring Machine (OMM) reports and MSOP results, and diagnose correlation failures between different tools.

● Automate measurement systems using software tools (e.g., MATLAB, Python, LabVIEW)

● Preserve and enhance measurement accuracy, repeatability, and reproducibility

● Produce technical reports, documentation, and validation plans

● Assist new product development through dimensional and functional analysis Required Qualifications

● Bachelor's or Master's degree in Optical Engineering, Physics, Electrical Engineering, or related field

● 3+ years of experience in optical metrology or precision measurement systems

● 3+ years of experience in OMM

● Strong understanding of GD&T. Familiar with standards like ASME Y14.5, ISO1101.

● Strong understanding of optical principles (interference, diffraction, polarization)

● Experience with optical measurement tools such as interferometers, profilometers, spectrometers, or vision systems

● Knowledge of GD&T (Geometric Dimensioning and Tolerancing)

● Proficiency in data analysis and programming (Python, MATLAB, or similar)

● Familiarity with calibration standards and metrology best practices Preferred Qualifications

● Experience in semiconductor, photonics, or precision manufacturing industries

● Ability to program automated OMM recipe that follows MICD

● Knowledge of ISO standards related to metrology and quality systems

● Experience with automation and control systems

● Exposure to cleanroom environments

● Understanding of statistical process control (SPC) Key Skills

● Analytical and problem-solving skills

● Attention to detail and accuracy

● Strong communication and documentation abilities

● Ability to work cross-functionally with engineering and production teams

● Project management and process improvement mindset Tools & Technologies

● Interferometry systems (e.g., Zygo, Phase-shifting interferometers)

● OMM

● Optical microscopes and imaging systems

● Laser measurement systems

● Data analysis tools (MATLAB, Python, Excel)

● CAD and simulation tools (Zemax, Code V)

● Lab automation tools (LabVIEW)