
Software Development Engineer - Cellular (Instrument Engineering) |
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Requirements
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Job overview
The Cellular Software Development Engineer develops software for precision protocol, RF, and analog test equipment used to calibrate and test wireless radios. The role spans cellular-stack software, from interfacing with upper layers to implementing lower layers, and includes testing, deployment, and user support. The engineer collaborates with cross-functional teams to determine software solutions and contributes to a data-driven, continuous-improvement culture.
Skills & qualifications
Skills
Qualifications
Full job description
Role Number: 200693403-3543
Summary
Join this small team of extraordinary engineers that designs and produces precision protocol, RF and Analog Test Equipment for use in calibrating and testing 4G, 5G, WiFi, BT, mmWave, UWB and NFC radios in millions of iPhones, iPads, Macs and Apple Watches. We’re looking for a highly motivated individual who enjoys developing software constituting cellular systems. All members of the team bring their own unique expertise to collectively take internal Apple products from concept to mass production. Each internal product is designed to Apple's exacting standards resulting in breathtaking test equipment that maintains the quality, accuracy and function of commercially available offerings. All our users receive high quality support from our team, ensuring a good experience.
Description
As a Cellular Software Development Engineer, you will develop high quality software using modern software engineering techniques and tools as part of a diverse team. Your responsibilities will include designing, developing, testing and deployment of this software, spanning various aspects of the cellular stack, including interfacing with the upper layers and implementing and driving lower layers. You will use a data-driven approach within a continuous improvement culture. You’ll work proactively with other cross-functional teams to determine the optimum software solutions to enhance the quality of Apple’s products. You will provide support to our users for bringing up and deploying our products.
Minimum Qualifications
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A Bachelor’s degree is needed, and we highly value Master’s or above. Courses in wireless communications with a focus on cellular systems and protocols will be a plus.
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A good understanding of cellular protocol stacks, particularly 5G.
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Software development experience and debugging skills in C/C++ and Python.
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Experience with multi-processing and multi-threading based implementations.
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Experience developing within distributed service based software architectures.
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Good fundamentals in object-oriented SW design and test techniques and methodologies.
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Open to international travel about 10% of the time.
Preferred Qualifications
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3+ years of industry experience or equivalent.
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Recent hands-on development experience in cellular software development.
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Knowledge of fundamental concepts in RF systems.
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Familiarity with the use of Matlab.
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Scripting and debug experience using Python.
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Strong interpersonal skills and a willingness to learn.
Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.
How this job compares
Set against the 1,371 open Software Development Engineer jobs on Olive Jobs, counted November 5, 2026.
- Pay
- This postingNot listed
- California median$165–224K/yr178 salary ranges
- Openings
- Olive Jobs lists 189 open Software Development Engineer jobs in California and 1,371 across the US. 2% of them nationwide are listed as remote or flexible.
- Experience
- This posting asks for at least 3 years of experience; Software Development Engineer postings that state a minimum ask for 3 years at the median (1,220 postings).
- Education
- This posting asks for a bachelor's degree; 601 of the 1,371 open Software Development Engineer jobs (44%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 5, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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