Apple · 2 months ago
Cellular RF Transmitter Systems Engineer
Waltham, Massachusetts, United States
Full-time
Onsite
Mid Level
$132K/yr - $245K/yr
3+ years expApple is a leading technology company known for its innovative products. The Cellular RF Transmitter Systems Engineer will be part of a dynamic team responsible for delivering advanced transmitter architectures and solutions for Apple's wireless products, focusing on innovative performance and uncompromised quality.
AppsArtificial Intelligence (AI)BroadcastingDigital EntertainmentFoundational AIMedia and EntertainmentMobile DevicesOperating SystemsTVWearables
Responsibilities
Translate system-level and performance requirements into requirements for the TX line-up and TX features, including RF control/algorithm specifications for RFICs and system firmware
Understand and specify RF algorithms (e.g., power control, calibration) and define the RF control infrastructure, including compute resources, interfaces, memory, and timing constraints
Lead HW/SW partitioning of RF algorithms (control functionality), ensuring optimal trade-offs between flexibility, latency, and power, and provide specifications as input for HW and SW development
Perform simulations (e.g., MATLAB, Python, C++) for performance analysis
Identify and analyze critical requirements and provide deep-dive assessments of system performance impact, timelines, and risks
Drive the alignment of requirements, design targets, and design trade-offs with other teams such as HW design and SW engineering
Qualification
Required
BS and 3+ years of relevant industry experience required
Strong analytical skills and the ability to collaborate and communicate across multicultural, global teams
Understanding of Cellular Radio/3GPP Standards (LTE, 5G NR FR1/2) with a focus on system use cases
Experience with HW and SW co-design and clear understanding of trade-offs between digital HW and firmware implementations
Background in digital signal processing
Proficiency and practical experience in Python and MATLAB
Understanding of how to translate top-level requirements into specifications for transceiver building blocks, including dimensioning digital control systems for RF applications (CPU, memory, buses, real-time constraints)
Preferred
PhD in Electrical Engineering or a related field, or 5+ years of proven experience in RF, including cellular transmit architectures
Familiarity with cellular modem architectures
Experience applying Artificial Intelligence (AI) or Machine Learning (ML) to improve multi-objective optimizations
Knowledge of RF circuit impairments and experience modeling their system-level impact
Expertise in transmitter system-level concepts and control procedures like power control, digital pre-distortion, and envelope tracking
Understanding of SoC integration constraints and multi-chip RF architectures
Benefits
Comprehensive medical and dental coverage
Retirement benefits
A range of discounted products and free services
Reimbursement for certain educational expenses — including tuition
Discretionary bonuses or commission payments
Relocation
Company
Apple
Apple is a technology company that designs, manufactures, and markets consumer electronics, personal computers, and software.
10001+ employees
H1B Sponsorship
Apple has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (6998)
2024 (3766)
2023 (3939)
2022 (4822)
2021 (4060)
2020 (3656)
Funding
Current Stage
Public CompanyTotal Funding
$5.67BKey Investors
Berkshire HathawayMicrosoftSequoia Capital
2025-05-05Post Ipo Debt· $4.5B
2025-01-16Post Ipo Debt· $0.31M
2021-04-30Post Ipo Equity
Leadership Team
Tim Cook
CEO
Craig Federighi
SVP, Software Engineering
Recent News
Venrock
2025-12-01
2025-09-25
Mac Daily News
2025-09-25
Company data provided by crunchbase