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