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RF Modeling Systems Engineer

Apple· Hardware
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Hybrid (San Diego, California)$122.7k - $214.3kFull-timePosted 3mo ago

About the role

Role focused on modeling, design, and simulation of RF for 4G/5G/6G modem wireless systems, developing AI/ML modem solutions, and collaborating with RF systems and analog design teams.

Responsibilities

  • Model, design, and simulate state-of-the-art RF for 4G/5G/6G modem wireless communication systems.
  • Implement system models and perform detailed performance investigations to allow performance sign-off.
  • Collaborate with RF systems and analog circuit designers to capture designs and develop models.
  • Develop AI/ML modem solutions and mitigation techniques.
  • Develop RF models for 5G/6G cellular and 5G NTN
  • Perform end-to-end characterization of the RF impairments of the modem, develop analytical models and support RF/modem spec definition
  • Develop RF mitigation algorithms for various impairments

Qualifications

  • Bachelors Degree in EE or equivalent.
  • Understanding of signal processing and communication systems
  • Strong analytical skills (linear algebra, random processes, detection and estimation, etc.)
  • Experience with Matlab, C/C++, Python for algorithm development.
  • Experience with AI/ML applications in wireless communication is strongly desirable.
  • Strong background in AI/ML and familiarity with the tools such as PyTorch and TensorFlow.
  • Familiarity with RF impairments (phase noise, DC offset, IQ imbalance, inter-modulation, etc), their impact on modem performance, and RF mitigation techniques.
  • Knowledge of RF/analog components (LNA, filters, mixers, ADC/DAC), digital front-end processing, automatic gain control.
  • Knowledge of cellular communication standards: 5GNR, 4G LTE.
  • Knowledge of RF systems and design flows with hands-on experience in lab testing & characterization.

Skills

Required:RF modeling and simulationSystem-level design
Nice to have:AI/ML for wireless

Benefits

  • Comprehensive medical and dental coverage
  • retirement benefits
  • range of discounted products and free services
  • reimbursement for certain educational expenses — including tuition
  • potential discretionary bonuses or commission payments
  • relocation assistance
Last updated Aug 28, 2026. Interested? Apply on the company site.

About Apple

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

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