Senior Analog & Mixed-Signal Electronics Engineer

Location: San Jose CA, CA

Duties & Responsibilities
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Lead the design, analysis, and implementation of high-performance analog and mixed-signal circuits, including:
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High-speed (>50 MSPS), high-precision (≥16-bit) DAC/ADC signal chains
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Low-noise, high-linearity, high dynamic range analog front-end (AFE) designs
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Design and develop precision high-voltage circuits with the following characteristics:
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High frequency (>5 MHz), low distortion, and ultra-low offset (<1 mV)
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Operation in high-voltage environments up to ±225V, with robust stability and reliability
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Architect and optimize complete end-to-end signal chains, including:
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DAC/ADC interfaces, amplification, filtering, driver stages, feedback loops, and calibration
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Perform modeling, simulation, and performance validation:
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Develop both system-level (behavioral) and circuit-level (SPICE) models
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Analyze key performance parameters such as noise, distortion, offset, drift, bandwidth, and stability
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Drive laboratory debugging, validation, and system bring-up:
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Utilize advanced lab equipment (oscilloscope, spectrum analyzer, network analyzer, etc.)
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Identify and resolve issues related to signal integrity, EMI/EMC, thermal effects, and parasitics
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Collaborate cross-functionally with digital, FPGA, system, power, and software teams:
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Define hardware/firmware/software interfaces
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Support system-level integration and validation
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Support full product lifecycle, from concept to volume production:
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Design validation (DV), engineering validation (EVT), and manufacturing support
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Root cause analysis (RCA) for field and production issues
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Drive adoption of advanced technologies and architectures in high-performance systems
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Produce high-quality documentation, including design specifications, simulation reports, and test reports
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Provide technical leadership and mentorship to junior engineers
Education & Experience
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Master’s or PhD degree in Electrical Engineering or a related field
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Minimum 5+ years of experience in analog or mixed-signal circuit design (PhD graduates may qualify with less experience)
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Strong background in analog circuit fundamentals, with experience in:
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Operational amplifiers and precision analog design
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ADC/DAC interfacing and signal chain optimization
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High-speed and/or high-voltage analog systems
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Experience in one or more of the following areas is highly desirable:
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Low-noise design (nV/√Hz level)
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High-linearity systems (>16-bit ENOB)
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Precision measurement systems
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High-frequency analog design (MHz range and beyond)
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Proficiency in circuit simulation tools:
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LTspice, TINA, Cadence, ADS, or equivalent
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Programming skills for modeling and data analysis:
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Python, MATLAB, or similar
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Hands-on lab experience with measurement and debug tools:
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Oscilloscopes, function generators, spectrum analyzers, network analyzers
Skills & Competencies
Technical Expertise
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Deep understanding of non-ideal analog effects:
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Noise, distortion, offset, drift, parasitics
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Knowledge of signal integrity (SI) and power integrity (PI) principles
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Strong system-level thinking, able to optimize across full signal chains
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Ability to balance physical limitations with system performance requirements
Analytical & Problem-Solving Skills
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Strong root cause analysis and debugging capabilities
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Ability to solve complex, cross-domain engineering problems
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Effective decision-making under uncertainty
Work Style & Ownership
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Results-driven with strong ownership and accountability
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Capable of working effectively in high-pressure, dynamic environments
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Able to work both independently and collaboratively
Communication Skills
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Clear, concise, and professional technical communication
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Ability to present complex technical concepts to both engineers and management
Process Discipline
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Familiarity with full product development lifecycle (design → validation → production)
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Ability to work within structured processes and meet project timelines
Tools
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Proficient in Microsoft Office Suite (Word, Excel, PowerPoint)
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Capable of producing high-quality technical documentation and presentations