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Principal ATE Test Engineer at d-Matrix - QATestingJobs.com
Principal ATE Test Engineer
d-Matrix • Santa Clara, California, United States
remotefull-time
Posted Feb 4, 2026
Role & seniority: Principal ATE Test Engineer (senior/lead level)
Stack/tools: SoC test for high-speed silicon; Advantest 93k platform; high-pin-count wafer sort probe cards/load boards; DFT/DBIST/MBIST/SerDes tests; PCIe (Gen4/5/6), LPDDR (4/5/6), HBM; test program development, ATE bring-up, bench-ATE correlation; scripting in Python/C++; protocol analyzers, oscilloscopes; data handling (STDF CSV), ECID/eFuse tooling; OSAT collaboration; test cost reduction and yield optimization
Top 3 responsibilities
Lead ATE test solutions and strategy for complex SoC products from design/sample to high-volume ramp
Collaborate with design/DFT teams and manufacturing/OSAT to define, implement, and own test plans; optimize tester resources, test time, and yield
Identify and drive cost reduction, high-yield fallout reductions, and robust defect/parametric coverage via DFT and test patterns
Must-have skills: Bachelor’s in Electrical Engineering (Master preferred); 12+ years in developing/releasing complex SoC/silicon to high-volume manufacturing; hands-on high-speed test program/hardware on Advantest 93k; high-pin-count wafer sort, probe cards; expertise in Scan, MBIST, SerDes, PCIe, LPDDR/HBM; strong OOP/embedded scripting (Python/C++); lab equipment proficiency; strong communication and teamwork; ability to manage multiple tasks with minimal supervision
Nice-to-haves: Advanced data processing (high-level languages); internal loopback testing at wafer s
Full Description
At d-Matrix, we are focused on unleashing the potential of generative AI to power the transformation of technology. We are at the forefront of software and hardware innovation, pushing the boundaries of what is possible. Our culture is one of respect and collaboration.
We value humility and believe in direct communication. Our team is inclusive, and our differing perspectives allow for better solutions. We are seeking individuals passionate about tackling challenges and are driven by execution. Ready to come find your playground? Together, we can help shape the endless possibilities of AI.
Location
Hybrid, working onsite at our Santa Clara, CA, headquarters 3-5 days per week.
Job Description
We are looking for a Principal ATE Test Engineer with proven experience in developing and supporting complex silicon SoC products to lead ATE test solutions. The ideal candidate will develop and oversee SoC test strategy, interact with manufacturing partners, define and implement ATE programs, and own the product from design and initial samples all the way through high volume production ramp. The candidate should have working knowledge of CPU and communication/interface protocols such as PCI-Express (Gen-4/5/6), High Speed D2D, LPDDR (4/5/6), etc. The candidate will also need to work with OSAT to identify and drive test cost reduction, improve both CP and FT yield, identify FT high yield fallout bins, and enhance CP program to minimize such high FT yield fallout bins.
Basic Qualifications
Strong academic and technical background in electrical engineering. At minimum, a bachelor’s in EE is required, and a master’s is preferred
12 + years of experience developing & releasing complex SoC/silicon products to high volume manufacturing
Experience with developing high pin count wafer sort probe cards and load boards
Has implemented Scan, at speed Scan, MBist, Serdes loopback
Working knowledge of high-speed protocols like PCIe, LPDDRx, HBM, etc.
Professional attitude with the ability to execute multiple tasks with minimal supervision
Strong team player with good communication skills to work alongside a team of high caliber engineers
Entrepreneurial, open-mind behavior and can-do attitude.
Required Experience
Hands-on experience with high-speed SoC test program/hardware development on the Advantest 93k test platform
Collaboration with the design DFT team to define test strategy and create and own the test plan
Familiar with high-speed and high power load board design techniques
Proven track record of implementing ATE patterns to optimize tester resources and minimize ATE test time while maintaining product quality
ATE Test SolutionsSoC Test StrategyHigh-Speed ProtocolsDFT TechniquesATE ProgrammingDebuggingCollaborationCommunication SkillsTest Cost ReductionYield ImprovementSilicon ProductsHigh-Speed SerDesLoad Board DesignData ProcessingPythonC/C++multi-location
Strong knowledge and development of DFT techniques implemented in silicon that provide maximum defect and parametric device coverage—AC/DC SCAN, MBIST, DBIst, DSerDes, DDR, D2D, DIMC, and other functional tests
Strong knowledge of lot genealogy from 2DiD barcode down to ECID in eFuse for device serial number, chiplet ID, and die information
Expertise in production testing of high speed SerDes operating at 16 Gbps and higher
Skilled in ATE programming, silicon/ATE bring-up, bench-ATE correlation, and debug
Experience with lab equipment, including protocol analyzers and oscilloscopes
Experience with data conversion between STDF file format into csv file format using scripts, including extracting ECID reside with eFuse block
Proficiency in modern programming languages such as C/C++ and Python.
Preferred Experience
Fluent in data processing using high level programming languages
Experience in running internal loopback at wafer sort as well as at FT
Familiarity with database setup using JMP as YMS (Yield Management Tool)
Equal Opportunity Employment Policy
d-Matrix is proud to be an equal opportunity workplace and affirmative action employer. We’re committed to fostering an inclusive environment where everyone feels welcomed and empowered to do their best work. We hire the best talent for our teams, regardless of race, religion, color, age, disability, sex, gender identity, sexual orientation, ancestry, genetic information, marital status, national origin, political affiliation, or veteran status. Our focus is on hiring teammates with humble expertise, kindness, dedication and a willingness to embrace challenges and learn together every day.
d-Matrix does not accept resumes or candidate submissions from external agencies. We appreciate the interest and effort of recruitment firms, but we kindly request that individual interested in opportunities with d-Matrix apply directly through our official channels. This approach allows us to streamline our hiring processes and maintain a consistent and fair evaluation of al applicants. Thank you for your understanding and cooperation.