
Sr. Staff/Staff Engineer, Optical Validation & Test
Mediatek • Hsinchu, Taiwan
**Role & seniority: ** Lead Validation Execution / Validation & Test Engineering (senior/lead)
**Stack/tools: ** Python; LabVIEW, MATLAB, C#/C/C++; lab automation and scalable test frameworks; optical/high-speed instrumentation; data analysis tools
**Top 3 responsibilities: **
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Lead EVT/DVT plans (characterization, regression, debug, reporting) for fiber optic transceivers and optical engines
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Build/scale reusable optical test frameworks and automation/data analysis across teams
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Drive root-cause analysis and reliability support (pre-/post-stress characterization, failure analysis, qualification support)
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Must-have skills:
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Hands-on optical module validation/test for fiber optic transceivers/optical engines/high-speed interconnects
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Scalable test software/architecture + lab automation experience
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Proficiency in Python (or similar); strong understanding of optical/high-speed measurement methods
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Ability to validate key metrics (e.g., Tx/Rx, BER, eye quality, jitter, TDECQ, sensitivity, power/wavelength behavior, thermal stability)
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Cross-functional technical leadership, debug, and problem-solving
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Nice-to-haves:
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Experience with 800G/1.6T or next-gen AI interconnects; PAM4, DSP-based modules, silicon photonics/integrated optical engines
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Familiarity with CMIS/MSA and optical module ecosystems
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Experience correlating development validation with manufacturing/qualification test
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**Location
Full Description
Job Description
Lead validation execution for fiber optic transceivers and optical engines used in AI and data center systems Build and scale reusable optical test frameworks, automation software, and data analysis tools across multiple teams Define and execute EVT and DVT plans, including characterization, regression, debug, and reporting Support the reliability team with pre-/post-stress characterization, qualification support, and failure analysis Validate key optical and link metrics such as Tx/Rx performance, BER, eye quality, jitter, TDECQ, sensitivity, optical power, wavelength behavior, and thermal stability Drive root-cause analysis across optics, high-speed electrical interfaces, firmware, and test infrastructure Improve design-for-test, measurement quality, and validation efficiency across programs Provide technical leadership and mentorship across validation and test engineering
Main Requirements and Qualifications
MS or PhD in Optical Engineering, Photonics, Physics, Electrical Engineering, or a related field Strong hands-on experience in optical module validation and test for fiber optic transceivers, optical engines, or high-speed optical interconnects Strong background in test software development, lab automation, and scalable test architecture Experience leading validation through EVT, DVT, and reliability support Proficiency in Python and/or similar automation environments such as LabVIEW, MATLAB, or C#/C/C++. Strong working knowledge of optical and high-speed lab instrumentation and measurement methods Strong cross-functional leadership, debug, and problem-solving skills Preferred Qualification 800G / 1.6T optical transceivers or next-generation AI interconnects PAM4 links, DSP-based optical modules, silicon photonics, or integrated optical engines CMIS/MSA or related optical module ecosystems Correlation between development validation and manufacturing or qualification test