Apple

Senior CAD Automation and Mixed-Signal Simulation Engineer

Apple$145K — $175K *
Technical Services
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Electrical Engineering, Computer Engineering, or related field
  • 10+ years of relevant AMS industry experience
  • Strong proficiency in Python, Perl, C/C++, or TCL programming
  • Deep hands-on experience with mixed-signal co-simulation tools and methodologies
  • Expert-level experience with industry-standard AMS tools and analog simulation tools
  • Proficiency with behavioral and functional circuit description languages
  • Demonstrated experience leading the application of LLMs/AI agents in CAD software development

Responsibilities

  • Architect, lead, and evolve AMS simulation methodology and tooling strategy
  • Collaborate with design teams to validate AMS/co-simulation flows
  • Drive development and maintenance of AMS simulation tools
  • Mentor engineers and influence technical direction
  • Lead small development teams to deliver CAD solutions
  • Define interaction workflows for design engineers with mixed-signal simulations
  • Ensure functional silicon delivery through efficient validation processes

Benefits

  • Collaborative and dynamic work environment
  • Impactful role shaping experiences for Apple customers
  • Opportunity to lead innovation projects at scale
  • Mentorship and professional development opportunities
  • Contributions towards state-of-the-art product technologies
Full Job Description
We are seeking a senior engineer and technical leader with deep expertise in hardware and CAD flow development to own and drive Apple's AMS (Analog/Mixed-Signal) simulation methodology. You will architect, lead, and continuously evolve the AMS simulation methodology and tooling strategy for our analog, RF, interconnect, PMIC, and memory design teams - spanning circuit analysis, pre and post-layout simulation, RTL simulation, behavioral modeling, analog+digital co-simulation, logic equivalency checks, and signoff. You will define how design engineers interact with and leverage mixed-signal simulations and design verification workflows to deliver validated IP in cutting-edge silicon. As a senior member of the team, you will mentor engineers, influence technical direction, and lead small development teams to deliver novel and complex CAD solutions. The successful candidate thrives in dynamic, multi-disciplinary environments, operates with a high degree of autonomy, and brings a proven track record of driving innovation at scale. Your leadership will directly shape the experiences of millions of Apple customers through the delivery of state-of-the-art processors across Apple's diverse product portfolio.verification workflows, delivering validated IP in cutting-edge silicon. The successful candidate will thrive in dynamic, multi-disciplinary environments and demonstrate a hands-on, enthusiastic, and self-motivated approach. If you are passionate about delivering exceptional value to users and paying meticulous attention to detail, this role may be the perfect fit for you. Your contributions will directly impact the experiences of millions of Apple customers by delivering state-of-the-art processors across the diverse range of Apple products.

Description

As a member of our CAD team, you will architect, develop, maintain and enhance AMS (Analog/Mixed-Signal) simulation methodology and solutions for our analog, RF, and mixed-signal designs. The role requires you to work with different technology nodes and provide flows/methodologies for the different tool sets. You will be collaborating closely with design teams. You will drive and coordinate efforts to develop and validate AMS/co-simulation flows, providing ease of use, speeding up design validation, and ensuring functional silicon.

Minimum Qualifications

Bachelor's degree in Computer Science, Electrical Engineering, Computer Engineering, or related field

10+ years of relevant AMS (Analog Mixed-Signal) industry experience

Strong proficiency in Python, Perl, C/C++, or TCL programming

Deep, hands-on experience with mixed-signal co-simulation tools and methodologies

Preferred Qualifications

Expert-level experience with industry-standard AMS tools including Cadence (Xcelium, Verisium/Indago, SimVision, AMS Designer), Synopsys (VCS, Verdi), or Siemens (Questa, Symphony)

Deep knowledge of analog simulation tools such as Cadence Spectre, Synopsys PrimeSim/HSPICE/Finesim, or Siemens AFS

Proven track record of architecting and delivering solutions to complex simulation accuracy, speed, and capacity challenges at scale

Expert-level experience with mixed-signal simulation implementation including discipline resolution, binding, IE setup, Connect Modules, AMSD blocks, wreal, TCL probes, real number modeling, UDNs, etc.

Proficiency with behavioral and functional circuit description languages including SystemVerilog, VerilogA, Verilog, Verilog-AMS, VHDL

Demonstrated experience leading the application of LLMs/AI agents to CAD software development, test generation, debugging, and team-wide efficiency improvements

Strong understanding of custom IC designs and transistor description formats (SPICE, DSPF, schematics)

Advanced skills in object-oriented programming, data structures, algorithms, system architecture, command-line and GUI interaction, testing/coverage, and revision control

Deep expertise in Virtuoso Schematic Editor, PDK content, CDF properties, hierarchy editor, SKILL code, netlisting, and Analog Design Environment (ADE)

Exceptional communication and presentation skills with a demonstrated ability to influence technical direction at senior and executive levels

Proven track record of driving quality and productivity improvements at an organizational level

Demonstrated experience leading small software development teams to design and deliver novel, complex CAD applications

About Apple

Apple is a corporation that designs, manufactures, and markets mobile communication and media devices, personal computers, portable digital music players, and sells a variety of related software, services, peripherals, networking solutions, and third-party digital content and applications. Apple provides many products and services, including iPhone; iPad; iPod; Mac; Apple TV; a portfolio of consumer and professional software applications; the iOS and OS X operating systems; iCloud; and accessories, service, and support offerings. It sells its products worldwide through its retail stores, online stores, direct sales force and third-party cellular network carriers, wholesalers, retailers, and value-added resellers to the consumer and also sells third-party iPhone, iPad, Mac and iPod compatible products, including application software and accessories through its online and retail stores. Introduced in 1984, the Macintosh was the first widely sold personal computer with a graphical user interface (GUI). That feature and others such as an improved floppy drive design and a low-cost hard drive that made data retrieval faster helped Apple cultivate a reputation for innovation. Apple was named as the most admired company in the United States in 2008 and in the world from 2008 to 2012 by the Fortune magazine. The company was founded by Steven Paul Jobs, Steve Wozniak, and Ronald Gerald Wayne on April 1, 1976, and is headquartered in Cupertino, California.

Apple Careers

Join Apple, a place where extraordinary people gather to do their best work. Our ever-expanding global team is at the forefront of innovation and leadership in the tech industry. At Apple, we're not just building products—we're crafting the kind of wonder that revolutionizes entire industries. It's the diversity of our people and their ideas that inspires the innovation that runs through everything we do, from amazing technology to industry-leading environmental efforts. Work You’ll Do Embark on a journey with Apple’s market-leading team to help some of the world’s most influential companies navigate their path to digital mastery with cutting-edge technology and services. Transform industries and touch lives with your unique ideas at Apple. Here, you’ll lead through a unique position at the intersection of technology, creativity, and robust industry expertise. Collaborate with a global team of professionals who are at the top of their game in technology and design. Apple isn’t just a company, it’s a community of innovators and passionate thinkers. Introducing the Apple Innovation and Leadership Initiative We are building a market-leading team to drive our efforts in delivering groundbreaking solutions and services. At Apple, job opportunities are abundant, offering you the chance to explore diverse roles from engineering to marketing, all designed to empower your career growth. Do Innovative Work Join the largest group of creative and technical experts in the world—professionals dedicated to redefining what’s possible through technology and innovation. Deliver targeted solutions through a depth and breadth of expertise that’s unmatched, driving forward our commitment to excellence and leadership in every project we undertake. Be Part of a Great Team Engage in a wide range of projects utilizing Apple’s technology and resources. Harness the unparalleled capabilities, global scale, and joint solution development that only Apple can offer. Future-Proof Your Career Advance your career with limitless opportunities at Apple. Go as far as your ambition takes you with unmatched training, development, and certification support. Explore Discover how Apple is leading the way in tech innovation: [With iOS] Businesses can streamline operations and enhance customer interactions... READ MORE Smart home technology integration that sets the standard for convenience and security... READ MORE The Apple Experience Our combined service capabilities, global scale, and joint solution development help clients overcome challenges and lead transformation in their industries. Clients worldwide look to Apple for new strategies and solutions that drive growth and innovation in the digital era. Stay Connected Join Our Team Search open positions that match your skills and interests. We look for passionate, curious, creative, and solution-driven team players. Whether you’re seeking a professional role, an internship, or a leadership position, Apple offers a variety of employment opportunities. SEARCH APPLE JOBS Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. READ CAREERS BLOG Job Alert Emails Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences. See what exciting and rewarding opportunities await at Apple, a company committed to diversity, innovation, and leadership. Explore job opportunities, employment benefits, and the culture of growth and innovation at Apple. Prepare your resume, hone your interview skills, and ready yourself for a career at one of the most prestigious companies in the world. Join us in pushing the boundaries of what is possible.
Learn more about Apple
Size
154,000 employees
Market Cap
$2,074.3 billion
Industry
Net Income
$63.9 billion
Founded
1976
5 Year Trend
+11.5%
Revenue
$294.1 billion
NASDAQ

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