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Analog Senior or Staff Design Engineer

Micron Technology
November 5, 2026
Full-time
On-site
Tokyo, JP
Device Engineering Jobs, Level - Senior

Job Title

Analog Senior or Staff Design Engineer

Role Summary

Design, integrate, and optimize custom test circuit architectures for NAND flash memory, including transistor-level analog, digital, mixed-signal, monitoring, control, and memory-array interface circuits. Work with layout, product engineering, and test teams to bring designs to silicon and ramp to production.

Experience Level

Senior / Staff level. The posting specifies a bachelor's or master's degree plus at least 2 years of relevant experience; title indicates a senior role.

Responsibilities

Primary responsibilities include:

  • Define circuit functionality, interfaces, operating limits, controllability, observability, and validation criteria from product specifications and test requirements.
  • Create, review, and optimize schematics, device sizing, bias structures, sensing/monitoring paths, and multiplexers for test circuits.
  • Analyze testability and robustness to meet quality, coverage, manufacturability, power, area, and reliability targets.
  • Validate custom test circuits using XA (or equivalent) transistor-level simulation, Verilog simulation, and mixed-signal validation environments.
  • Collaborate with layout teams on matching, parasitic sensitivity, shielding, routing, guard rings, device placement, and layout-dependent effects; review post-layout results and drive closure.
  • Assess circuit risks (leakage, contention, floating nodes, overstress, power sequencing, current density, EM/IR, long-duration stress) and propose mitigations.
  • Develop and debug test sequences and test modes for wafer- and package-level control, observation, characterization, and validation.
  • Support first-silicon bring-up, debug, characterization, failure isolation, simulation-to-silicon correlation, and transfer to high-volume production with Product Engineering.
  • Use lab measurements and silicon data to identify root causes and recommend circuit, test-mode, characterization, or screening improvements.
  • Apply a Design+AI approach: employ AI-assisted and agentic workflows for circuit review, simulation triage, waveform analysis, root-cause investigation, automation, and documentation.
  • Develop Python or script-based automation and AI-enabled tools to improve design quality, reduce turnaround time, and increase engineering productivity.
  • Document methodologies, specifications, design decisions, validation results, silicon correlation, and technical recommendations.

Requirements

Must-have technical skills and experience:

  • Hands-on experience in custom/analog circuit design, mixed-signal design, memory peripheral/test-circuit design, or product engineering with strong transistor-level circuit and silicon-debug exposure.
  • Deep understanding of CMOS device behavior, transistor-level circuit design, leakage mechanisms, parasitics, PVT sensitivity, timing, loading, noise margin, power, and reliability.
  • Practical skills in circuit entry, waveform debug, and post-layout verification.
  • Proficiency with XA or equivalent fast transistor-level simulation tools, Verilog, and mixed-signal validation methodologies.
  • Proficiency in Python and scripting for simulation automation, regression analysis, result extraction, and waveform processing.
  • Ability to identify and implement AI-enabled engineering workflows, develop or adapt AI solutions, and apply appropriate technical review and data protection practices.
  • Strong problem-solving, attention to detail, and interpersonal skills for cross-functional and global collaboration.

Nice-to-have:

  • Practical lab experience with oscilloscopes, logic or signal analyzers, source-measure units, function generators, and hands-on wafer/package silicon testing.
  • Familiarity with NAND flash architecture, test modes, peripheral circuits, internal signal access, and wafer/package test considerations.

Education Requirements

Bachelor's or Master’s degree in Electrical Engineering, Electronics Engineering, Computer Engineering, or a related technical field. The posting specifies at least 2 years of relevant practical experience.


About the Company

Company: Micron Technology

Headquarters: Boise, Idaho, USA

Micron Technology is a global leader in memory and storage solutions, dedicated to transforming how the world uses information. The company offers a diverse portfolio of high-performance DRAM, NAND, and NOR memory products under the Micron and Crucial brands. With a commitment to customer focus and technological innovation, Micron drives advancements in artificial intelligence, 5G, and other data-centric applications, empowering users to learn, communicate, and progress.

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Date Posted: 2026-11-05