DFT Engineer (Semiconductor)

Location: Onsite at the R&D center in San Jose, California, USA

Annual base salary: USD 121,900–195,000, plus discretionary annual bonus and equity awards.

Company

hirify.global's Core Switching Group develops networking switches for scale-up and scale-out traditional and AI data centers.

What you will do

• Generate, bring up, convert, and debug ATPG and MBIST DFT patterns for post-silicon testing.
• Monitor wafer sort and final test yields, binning distributions, and parametric data to drive yield and cost improvements.
• Perform scan diagnostics, MBIST and repair debugging, root-cause analysis, and electrical fault isolation.
• Correlate electrical failures with fab metrology, defect density, and process tool data.
• Partner with Global Operations during NPI and silicon bring-up to debug test programs, validate DFT structures, and establish baseline yield limits.
• Build automated dashboards, spatial wafer maps, and yield correlation models using data analytics and AI tools.

Requirements

• Bachelor's degree with 8+ years of related experience, or master's degree with 6+ years of related experience.
• Deep knowledge of CMOS device physics, semiconductor manufacturing processes, and electrical testing methodologies.
• Experience with SCAN, MBIST, boundary scan, embedded memories, and PHY/IO testability features.
• Experience developing scan flows, generating ATPG patterns, and performing verification and coverage analysis.
• Experience with Mentor/Siemens DFT Tessent for scan, MBIST, BSCAN, and IJTAG pattern generation and debugging.
• Strong pre- and post-silicon debugging, data analysis, scripting, problem-solving, project management, and organizational skills.

Nice to have

• Experience using AI tools for rapid script development.

Culture & Benefits

• Cross-functional collaboration with Product Engineering, Test Engineering, and Global Operations.
• Medical, dental, and vision plans.
• 401(k) participation with company matching and an Employee Stock Purchase Program.
• Company-paid holidays, paid sick leave, vacation time, and applicable paid family and other leaves.
• Employee Assistance Program, annual bonus eligibility, and equity awards.