
PHY Systems Engineer
Sunnyvale, CAJobSeen todaySeen in employer's feed today
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At a glance
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Job overview
Apple is seeking an engineer to join its cellular and modem systems engineering teams, contributing to end-to-end baseband modem development. The role designs and simulates physical-layer wireless communication algorithms, develops system models and investigates performance to support sign-off and RTL development, and collaborates with hardware and firmware teams to bring up and productize modem designs.
Skills & qualifications
Skills
Qualifications
Full job description
Role Number: 200694578-3956
Summary
We are searching for a talented engineer to join our cellular systems engineering team of innovators. In this role, you will be a key member of modem systems engineering team with a broad view of the end-to-end baseband modem.
Description
Design and simulate state-of-the-art physical layer wireless communication algorithms, realizable with power and area efficient implementation. Implement system models and perform detailed performance investigations to allow performance sign-off and enable RTL development. Collaborate with hardware digital designers and firmware developers to bring-up and productize whole modem designs.
Minimum Qualifications
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Bachelors Degree in EE or equivalent.
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Knowledge of digital signal processing and design flow methodology.
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Experience in Matlab, C/C++ and/or Python for algorithm development, modeling (floating-point and fixed-point) and link-level simulation.
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Analytical skills (linear algebra, random processes, detection and estimation, etc.)
Preferred Qualifications
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Deep-knowledge of communication system theory (MIMO detection, estimation, mmWave, FEC), machine learning, signal processing and hardware design.
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Knowledge of 3GPP cellular standards (LTE and 5G) with a good visibility on the 6G activities.
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Experience with using AI/ML tools (e.g. Claude) for assisting in code design and algorithm development.
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Strong background in AI/ML and familiarity with tools such as PyTorch and TensorFlow.
Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.
How this job compares
Set against the 11,545 open Systems Engineer jobs on Olive Jobs, counted November 13, 2026.
- Pay
- This postingNot listed
- California median$140–208K/yr1,723 salary ranges
- California median$70–85/hr46 hourly ranges
- Openings
- Olive Jobs lists 2,001 open Systems Engineer jobs in California and 11,545 across the US. 5% of them nationwide are listed as remote or flexible.
- Hiring the most in California
- Northrop Grumman194 open
- Anduril157 open
- The Boeing Company113 open
- Experience
- Systems Engineer postings that state a minimum ask for 5 years of experience at the median; the middle half ask for 3 to 8 years (9,485 postings).
- Education
- 4,286 of the 11,545 open Systems Engineer jobs (37%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 13, 2026. Figures based on too few postings are left out.
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