Software Development Engineer - Cellular (Instrument Engineering)
AppleSoftware Development Engineer - Cellular (Instrument Engineering)
AppleLocation
San Diego, CA
Type
Full-time
Posted
11/10/2026
Compensation
Not listed
Job description
The Cellular Software Development Engineer will join a small team of engineers focused on designing and producing precision RF and Analog Test Equipment for cellular systems. This role involves developing high-quality software for testing and calibrating various radio technologies used in Apple products. The engineer will work within a diverse team, applying modern software engineering techniques to enhance the quality of Apple's offerings. A strong emphasis is placed on collaboration with cross-functional teams and providing user support for product deployment.
Requirements
- A Bachelor's degree is required, with a Master's degree or higher being highly valued.
- Courses in wireless communications focusing on cellular systems and protocols are a plus.
- A good understanding of cellular protocol stacks, particularly 5G, is necessary.
- Software development experience and debugging skills in C/C++ and Python are required.
- Experience developing within distributed service-based software architectures is essential.
- Good fundamentals in object-oriented software design and testing techniques are needed.
- Open to international travel about 10% of the time.
- 3+ years of industry experience or equivalent is required.
- Recent hands-on development experience in cellular software development is necessary.
- Experience with multi-processing and multi-threading based implementations is required.
- Knowledge of fundamental concepts in RF systems is necessary.
- Scripting and debugging experience using Python is required.
- Strong interpersonal skills and a willingness to learn are essential.
Responsibilities
- Develop high-quality software for cellular systems using modern engineering techniques.
- Design, develop, test, and deploy software spanning various aspects of the cellular stack.
- Interface with upper layers and implement lower layers of the cellular stack.
- Work proactively with cross-functional teams to determine optimal software solutions.
- Provide support to users for bringing up and deploying products.
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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