JobsModem System Test Engineer - Wireless Technologies and Ecosystems
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Modem System Test Engineer - Wireless Technologies and Ecosystems

Apple

Location

Sunnyvale, CA

Type

Full-time

Posted

9/23/2026

Compensation

Not listed

Master's Entry-Level
H-1B FY202699.0% approval+30% YoY
👑 Elite sponsor

Job description

Join the Wireless Technologies and Eco-Systems (WTE) organization at Apple, where you will drive innovation in cellular technologies that enhance user experiences globally. This role requires a hands-on approach to diagnostics and analytics, working closely with various teams to improve baseband optimizations. You will develop advanced system evaluation and debugging capabilities while engaging in all aspects of protocol software. If you are passionate about making a difference in the field of wireless communications, this is the opportunity for you.

Requirements

  • Master's degree in Electrical Engineering, Computer Engineering, Telecommunications, Computer Science, or a related field
  • Deep understanding of 3GPP LTE and 5G NR specifications across the protocol stack
  • Hands-on experience implementing, debugging, or validating cellular protocol stacks or physical-layer modules
  • Strong proficiency in Python for test automation, data processing, and log parsing
  • Solid grasp of digital communication principles, modulation, OFDM, and channel coding schemes
  • Experience applying machine learning frameworks to wireless communications problems
  • Familiarity with 3GPP standardization workflows or research contributions in beyond-5G/6G architectures
  • Exposure to wireless test equipment or RF interface protocols

Responsibilities

  • Drive enhancement proposals and baseband optimizations through multi-functional collaboration
  • Develop advanced system evaluation and debugging capabilities
  • Engage in continuous process improvements for robust software impacting iPhone user experience
  • Implement and validate cellular protocol stacks using commercial test equipment or open-source wireless testbeds
  • Apply machine learning techniques to improve wireless communication processes
  • Utilize scripting for test automation and data analysis

Benefits

  • Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.

H-1B filing history

Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026

Filing entity: Apple Inc

As of Aug 23, 2026

Initial approvals

1,065

FY2026

Approval rate

99.0%

FY2026

LCA certified

9,221

FY2026

Entry-level share

5.6%

FY2026

Initial approvals YoY

+30%

Trend

LCA certified YoY

-35%

Trend

Initial approvals by fiscal year

Approval rate by fiscal year

Continuing vs initial approvals

LCA certified positions by quarter

LCA certified positions by fiscal year

Based on public USCIS and DOL filings; not a sponsorship guarantee.

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