JobsCellular RF Firmware Engineer
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Cellular RF Firmware Engineer

Apple

Location

San Diego, CA, Sunnyvale, CA

Type

Full-time

Posted

9/10/2026

Compensation

Not listed

Undergraduate with 5+ Years of Experience
H-1B FY202699.0% approval+30% YoY
👑 Elite sponsor

Job description

In this role, you will be part of an elite RF transceiver team focused on developing innovative embedded firmware for cellular RF transceivers and radio systems. You will engage in the design, implementation, and verification of real-time control firmware while collaborating closely with system engineers, hardware developers, and integration engineers. The position emphasizes pushing the limits of wireless systems technologies to enhance product performance. Your expertise will contribute to the continuous improvement of embedded software development processes.

Requirements

  • Bachelor's degree and a minimum of 10 years of relevant industry experience.
  • Excellent skills in low-level programming using C++, C, and assembler.
  • Proficiency in embedded systems and 32-bit micro-controllers ISR.
  • Strong skills in computer architecture and HW/SW co-verification.
  • Proficiency in debugging embedded software systems with familiarity in JTAG and ETM Trace tools.
  • Proficient in Python and shell scripting.
  • Experience with compilers and build files such as Make and CMake.
  • Experience in improving and maintaining development and debug environments on Linux/MacOS.

Responsibilities

  • Develop embedded systems for cellular RF transceivers and radio systems.
  • Design and implement real-time control firmware.
  • Verify and test embedded software systems.
  • Collaborate with system engineers and hardware developers.
  • Maintain and improve development and debug environments and tools.

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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