Apple

Apple

Posted via Apple Careers

Mixed-Signal Behavioral Modeling Engineer

Always Hiring

Posted Aug 4, 2026

Role at a glance

Salary
Not Disclosed
Location
Austin, Texas, United States
Work arrangement
On-site
Employment
Full-time
Experience
minimum 10 years of relevant experience
Education
BS degree in technical discipline

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Role Summary

AI-generated

The Mixed-Signal Behavioral Modeling Engineer will work within Apple’s mixed-signal design team to create functional models of custom circuits for system-level verification. The role collaborates with circuit design and design verification teams on mixed-signal systems used in Apple SoCs and supports improvements to modeling methodology and tools.

What You'll Do

  • Write functional models of custom mixed-signal circuits in SystemVerilog, including non-idealities.
  • Collaborate with circuit design teams to understand custom circuit details.
  • Work with DV teams to add hooks to models for effective verification.
  • Analyze circuit-team data in Python/MATLAB for model fitting and profile model performance.
  • Run simulations and formal equivalence tools to compare models with custom circuits.
  • Enhance modeling methodology, improve functional coverage, optimize modeling flows, and enable tools to identify custom circuit issues.

Generated from the employer's posting. Verify important details before applying.

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Qualifications

BS degree in technical discipline with minimum 10 years of relevant experience.

Required

  • BS degree in technical discipline
  • Minimum 10 years of relevant experience

Preferred

  • Excellent knowledge of digital logic gates, clocking and state elements
  • Excellent knowledge of writing behavioral code in SystemVerilog
  • Solid understanding of logic and behavioral simulations
  • Ability to read custom circuit schematics and understand functionality
  • Good familiarity with PLLs, DLLs, SERDES, sensors, and data-converters
  • Good understanding of SPICE circuit simulations and SystemVerilog/SPICE co-simulations
  • Good understanding of timing synchronous digital logic
  • Ability to write scripts in PERL/Python to automate repetitive tasks

Original job description

Content provided by the employer

Summary

At Apple, we work every single day to craft products that enrich people’s lives. Do you love working on challenges that no one has solved yet? Do you like changing the game? We have an opportunity for an ambitious and extraordinarily hardworking Mixed-Signal Behavioral Modeling Engineer. As a member of our dynamic group, you will have the unique and rewarding opportunity to craft upcoming products that will delight and support millions of Apple’s customers every single day.
In this role, you will work within the mixed-signal design team to model complex custom circuits for the purpose of verifying system-level functionality and performance. This is a rewarding cross-disciplinary position, with a high degree of collaboration across multiple teams. This role will provide the opportunity to work on state of the art mixed-signal systems used in Apple’s world-leading SoCs, and shape the cutting edge of the behavioral model field

Description

In this role, you will be responsible for writing functional models of custom mixed-signal circuits in SystemVerilog with the right amount of detail, while also incorporating non-idealities. You will collaborate with circuit design teams to understand details of custom circuits, and with DV teams to craft hooks into the models for effective verification. You will analyze data provided by the circuit team in Python/MATLAB for fitting into the model and analyze the performance of the resulting model by profiling. You will run simulations and formal equivalence tools to ensure that the model matches closely with the custom circuits. You will work with other experts in this domain to enhance modeling methodology, improve functional coverage, optimize modeling flows and enable new tools to identify custom circuit issues.

Minimum Qualifications

BS degree in technical discipline with minimum 10 years of relevant experience.

Preferred Qualifications

Excellent knowledge of digital logic gates, clocking and state elements
Excellent knowledge of writing behavioral code in SystemVerilog
Solid understanding of logic and behavioral simulations
Ability to read custom circuit schematics and understand functionality
Good familiarity with circuit elements and functionality of mixed-signal blocks such as PLLs/DLLs/SERDES/Sensors/Data-converters
Good understanding of SPICE circuit simulations, and SystemVerilog/SPICE co-simulations
Good understanding of timing synchronous digital logic
Ability to write scripts in PERL/Python to automate repetitive tasks
Familiarity with the basics of digital signal processing and numerical analysis
Familiarity with the basics of probability and statistics

Application Deadline

Apple accepts applications to this posting on an ongoing basis.

Apple

About the company

Apple

Large Enterprise

Apple Inc. is a global technology company known for its innovative products and services, including the iPhone, iPad, Mac computers, and Apple Watch. Founded in 1976, Apple has continuously pushed the boundaries of design and functionality, earning a reputation for high-quality consumer electronics and software solutions like iOS and macOS. With a strong commitment to user experience and privacy, Apple also leads in digital services, offering platforms such as the App Store, Apple Music, and iCloud. The company's focus on sustainability and corporate responsibility further enhances its standing as a leader in the technology sector.