Apple · 15 hours ago
GNSS Systems Validation Engineer
Sunnyvale, California, United States
Full-time
Onsite
Mid, Senior Level
$147K/yr - $272K/yr
3+ years expApple is seeking a GNSS Systems Validation Engineer to join their world-class modem team. The role involves driving cellular development for next-generation wireless products, focusing on system-level investigation, integration, and validation of GNSS SoC IP. The engineer will collaborate with cross-functional partners to ensure robust integration and best-in-class GNSS performance across Apple platforms.
AppsArtificial Intelligence (AI)BroadcastingDigital EntertainmentFoundational AIMedia and EntertainmentMobile DevicesOperating SystemsTVWearables
Responsibilities
Drive system-level lab bring-up and investigations for GNSS SoC IP
Lead GNSS RF system characterization and performance sign-off, including sensitivity, CN0, SNR, system KPIs, and correlation between RF standalone and system-level performance
Debug and characterize GNSS RF SoC IP at chip and board levels, resolving de-sense, spurs, and interference-related performance degradation
Support RF board bring-up and system integration, including layout reviews, test interfaces, programming sequences, and calibration flows
Partner cross-functionally with RF architecture, RFIC, algorithms, firmware, and system teams to drive integration and issue resolution
Analyze large data sets, perform root-cause analysis, and generate clear system characterization reports supporting product readiness
Qualification
Required
BS and 3 + years of relevant industry experience
Strong RF fundamentals with hands-on experience in wireless system design, integration, and lab validation
Hands-on experience with RF measurements, including NF, IP3, phase noise, lock time, CN0, SNR, and sensitivity
Proficiency with RF test equipment, such as network analyzers, spectrum analyzers, and vector signal generators
Strong hands-on experience with test automation infrastructure and Python scripting
Preferred
5+ years of experience in wireless/RF system-level test development, SoC bring-up, debugging, and performance characterization
Hands-on experience testing, debugging, and characterizing RF/Wireless SoC IP, including receivers, PLLs, amplifiers, ADCs, crystal oscillators, and PMUs
Experience with RF system simulation environments, such as SystemVue, MATLAB, or Verilog
Strong system-level intuition, including link budget analysis, receiver de-sense, and multi-radio coexistence
Experience working on SoC system integration across hardware and software boundaries is a plus
MS or PhD in Electrical or Computer Engineering is a plus
Strong verbal and written communication skills
Prior GNSS/GPS experience is a plus
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)
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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
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2025-12-01
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2025-09-25
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