Wireless System Validation Engineer

Apple; Cupertino (CA); On-site; USD 180,000 - 225,000; Full time

Job summary

Apple in Cupertino, California is seeking a Senior RF Hardware Engineer to define RF test requirements, build in-house test systems, and validate Rx/Tx chains to ensure regulatory compliance and optimal RF performance.

The role involves working with vendors and cross-functional teams, using RF lab equipment to validate performance and resolve issues, and supporting manufacturing and certification processes. 40 hours/week.

Qualifications

• Master’s degree in Electrical Engineering, Computer Engineering, or related field is required.
• Experience in RF Receiver (Rx) and Transmitter (Tx) chains and characterization.
• Performing RF hardware validation using RF lab equipment: spectrum analyzer, network analyzer, power meter.
• Optimizing RF parametric performance such as ACLR, Transmit Power, PAE, IIP3 in various conditions.
• Experience measuring RF parameters including gain, stability, phase noise, timing, EVM, tx mismatch/loadpull, spurious emission, S-parameters and noise figure.
• Defining RF test conditions in automated and bench testing.
• Analyzing RF component characteristics in cellular technologies.
• Experience with IEEE, GSM, UMTS, LTE, or NR wireless technologies.

Responsibilities

• Define RF hardware test requirements and develop in-house test systems.
• Debug and resolve issues to ensure conformance to wireless standards.
• Perform RF hardware validation using lab equipment (spectrum analyzer, network analyzer, power meter).
• Characterize Rx/Tx chains and optimize RF performance.
• Build and execute test plans to comply with worldwide regulatory requirements and carrier requirements.

Skills

RF testing

Lab equipment

Automated test

RF parameter optimization

Wireless standards

Rx/Tx characterization

Education

Master's degree in Electrical Engineering or related field

Tools

Spectrum analyzer

Network analyzer

Power meter

Job description

Summary

Imagine what you can do here. Apple is a place where extraordinary people gather to do their lives best work. Together we create products and experiences people once couldn't have imagined, and now, can't imagine living without. It's the diversity of those people and their ideas that inspires the innovation that runs through everything we do.

Description

APPLE INC has the following available in Cupertino, California and various unanticipated locations throughout the USA. Define RF HW platform test requirements, design and implement in-house test systems, debug and resolve issues, and manage the process to ensure Apple products conform to all applicable wireless standards. Work with vendors, technology suppliers and cross-functional staff to optimize RF parametric performance. Support the manufacturing, manufacturing test and Certification of Apple Products. Performing RF hardware validation using RF lab equipment: Spectrum analyzer, Network Analyzer, Power Meters. Characterize Radio Frequency (RF) Receiver (Rx) and Transmitter (Tx) chains. Build and execute detailed test plans to ensure the product in compliance to worldwide regulatory requirements and carrier requirements. Resolve 3GPP, regulatory compliance issues by making recommendations to cross functional teams (including but not limited to RF/Antenna systems). Analyze RF component behavior in cellular technologies. Define test requirements, including designing, implementing in-house test systems and executing validation test cases.

40 hours/week.

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $180,161- $225,300/yr and your base pay will depend on your skills, qualifications, experience, and location. PAY & BENEFITS: Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits: https://www.apple.com/careers/us/benefits.html. Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

Minimum Qualifications

• Master’s degree or foreign equivalent in Electrical Engineering, Computer Engineering, or related field and 3 years of experience in the job offered or related occupation.
• Experience in RF Receiver (Rx) and Transmitter (Tx) chains and characterization.
• Performing RF hardware validation using RF lab equipment: Spectrum analyzer, Network analyzer, and Power meter.
• Optimizing RF parametric performance such as Adjacent channel leakage ratio (ACLR), Transmit Power, Power Added Efficiency (PAE), Input Third-Interception Point (IIP3) in various operating (linear and saturated power, digital pre-distortion (DPD)) conditions.
• Experience measuring RF parameters including gain, stability, phase noise, timing, EVM, tx mismatch/loadpull, spurious emission, small signal S-parameter and noise figure.
• Defining RF test conditions in automated test and bench test.
• Analyzing radio frequency (RF) component characteristics and behavior in cellular technologies.
• Experience with wireless technologies: Institute of Electrical and Electronics Engineers (IEEE), Global System for Mobile communications, (GSM), Universal Mobile Telecommunications System (UMTS), Long-Term Evolution (LTE), or New Radio (NR).

Preferred Qualifications

N/A