Jobs in the United States

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Added 1 min ago
Business Intelligence Engineer
Michelman
Cincinnati, OH
The Business Intelligence (BI) Engineer supports business reporting and data needs by gathering, compiling, validating, and analyzing data using established tools, methods, and formats…
Added 3 mins ago
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Software Engineer: Front-End
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Chicago, IL
- $105,000 to $130,000 USD / year
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Added 4 mins ago
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Enterprise Architect (Solutions Engineer), Identity
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- $45 to $46 USD / hour
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Added 11 mins ago
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Electrical Engineer
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- $45 to $65 USD / hour
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Mechanical Engineer
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Electrical Project Engineer
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Added 11 mins ago
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Manufacturing Engineer Supervisor
Actalent
Charlotte, NC
- $45 to $46 USD / hour
Job Title: Manufacturing Engineer SupervisorJob DescriptionThis role is responsible for leading daily operations across air-cooled chiller assembly lines within the value stream. The role…
Added 11 mins ago
A
Manufacturing Engineer
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Charlotte, NC
- $45 to $48 USD / hour
Job Title: Manufacturing Engineer Job DescriptionThe Manufacturing Engineer serves as the primary technical resource supporting air-cooled chiller manufacturing operations on 2nd shift.…
Added 11 mins ago
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Continuous Improvement Engineer
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- $48 to $53 USD / hour
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Added 11 mins ago
Lead Robotics & Automation Engineer
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The Automation Robotics Engineer is responsible for designing, developing, implementing, and supporting robotics automation, AGV/AMRs and control systems that improve operational…
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AI Solutions Architect / Forward-Deployed Engineer
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AI Solutions Architect / Forward-Deployed Engineer| HVAC Products| Carrier Enterprise| Orlando Remote
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Added 13 mins ago
Electrical Engineer
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Added 13 mins ago
Senior Electrical Engineer
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Toyon Research Corporation is seeking a Senior Electrical Engineer to join our Development Engineering Team in the Aerospace Systems Division. The ideal candidate will have a solid…
Added 13 mins ago
Manufacturing Engineer III
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Gloucester, MA · Gloucester
As a Manufacturing Engineer, you are responsible for developing and maintaining methods, operating sequences, and processes in the fabrication of parts, components, subassemblies, and final…
Added 13 mins ago
Manufacturing Engineer III
Applied Materials
Gloucester, MA · Gloucester
As a Manufacturing Engineer, you are responsible for developing and maintaining methods, operating sequences, and processes in the fabrication of parts, components, subassemblies, and final…
Added 13 mins ago
Data Engineer II
Numerator
Chicago, IL
As a Data Engineer II at Numerator, you will help our team deliver data products, analytics, and models quickly and independently. The role is cross-functional and responsible for…
Added 13 mins ago
Building Engineering Project Manager
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Apple

Cellular Performance Engineer

Sunnyvale, CA, United States

The base pay range for this role is between $150,400 and $277,600, and your base pay will depend on your skills, qualifications, experience, and location.

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Job details

Pay: The base pay range for this role is between $150,400 and $277,600, and your base pay will depend on your skills, qualifications, experience, and location.
Posting language: English
Posted: Nov 6, 2026

Original job description

Summary In the Wireless Technologies group, you will be responsible for bringing groundbreaking cellular and satellite connectivity to the world. You will design, develop, and patent the next generation of our state-of-the-art wireless technologies. You will collaborate across departments to help craft solutions that elevate the customer experience with Apple products and services. Our goal is to ensure that nothing hinders our customers’ connections with their devices. If you join us, you will help build world-renowned wireless systems so seamless that they almost feel like magic. The wireless software performance team is striving for innovative ways to utilize cellular technologies to enable new services and products that surprise and delight our customers. We are seeking an experienced engineer chartered to build cellular performance labs; play a major role in the architecture, design, and enhancement of new communication technologies and products. You will work on a team that will drive new initiatives within the company and the industry, focused on end-user experience.

Description Apple is seeking an engineer who can lead and drive characterization of wireless software performance in labs and beyond. Develop expertise in cellular systems, RF frontends, hardware, and software by benchmarking power and performance for Apple products. Act as a liaison between technology and product engineering teams as a gatekeeper of end-user-facing quality. This is an excellent opportunity to interact cross-functionally with multiple engineering groups while bringing in fresh ideas to evangelize wireless communication technologies across Apple’s product portfolio and simultaneously working towards design wins in a data-driven manner from prototyping to commercialization.

Responsibilities

Performance characterization of cellular system performance in labs and beyond. Comprehend the technical feature set, software design, and develop comprehensive performance-focused test plans to evaluate data, application, and voice performance in various Apple products. Debug, analyze, and troubleshoot with logs across all layers of the baseband protocol stack (L1/L2/L3) to identify issues impacting overall product performance. Test and analyze TCP/IP and application layers to understand their impact on end-to-end product performance and user experience. Drive systems and software performance beyond the lab test phase by ensuring user experience remains solid throughout the product’s lifecycle. Interact cross-functionally across various engineering teams within Apple. Drive open issues across sub-components to a meaningful resolution while striving to improve product quality. Concisely summarize and present overall performance, key findings, open issues, and next steps in cross-functional forums and executive reviews.

Minimum Qualifications Experience working in a laboratory environment, testing and benchmarking data, voice and application performance of cellular systems. Deep understanding of cellular 3GPP standards relating to 5G NR and LTE, with demonstrated experience with higher-layer protocols such as TCP/IP. Strong ability to debug and analyze issues across all (L1/L2/L3/Application) layers of the protocol stack, as well as RF frontends. Experience proposing software optimizations and improvements based on performance data to enhance overall product quality and user experience. Experience required working with cellular call boxes and channel emulators in a laboratory setting. Strong knowledge of Python scripting is necessary to automate performance test suites in the laboratory and develop tools and scripts to design key performance indicators (KPIs) required to benchmark product performance.

Preferred Qualifications Strong collaboration and communication skills across multidisciplinary teams. Excellent problem-solving skills with a track record of delivering results in fast-paced environments. Thrive in a collaborative environment, communicate clearly while confidently driving multiple projects across various teams. Adapt to new technologies, think outside the box, and propose technology and product improvements in a data-driven manner. Obsessively passionate, inquisitive, and seek to solve everyday problems in innovative ways.

Pay & Benefits At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $150,400 and $277,600, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses - including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

EEO Statement 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. Learn more about your EEO rights as an applicant

Accessibility At Apple, we believe accessibility is a fundamental human right. You’ll find that idea reflected in everything here - in our culture, our benefits and our digital tools. By welcoming as many perspectives as possible, we help you build a career where you feel like you belong.

Learn about accessibility in Apple’s workplace

Learn about reasonable accommodations for job applicants

Application Deadline Apple accepts applications to this posting on an ongoing basis.

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Skills

Customer experience
Python
Collaboration
Communication skills
Problem solving

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