Systems Software Engineer - Performance & Agentic Tools

Apple · Operating Systems · Laptops · Swift · 3 days ago
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Salary
≈ $205k – $443k per year (Estimated)
Location
In office (Cupertino)
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Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Oct 27, 2026. Apple scores A on the Alion truth index.

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Apple

Apple is an American multinational technology company founded in 1976 by Steve Jobs, Steve Wozniak and Ronald Wayne, and headquartered in Cupertino, California. It designs and sells consumer hardware including the iPhone, Mac, iPad, Apple Watch, AirPods and Vision Pro, together with the operating systems and silicon that run them. A growing services division built around the App Store, iCloud, Apple Music, Apple TV+ and Apple Pay now contributes a large share of profit, making Apple one of the most valuable companies in the world.
apple.com · HQ: Cupertino, United States · Smartwatches & Fitness Trackers · Operating Systems · Tablets · Laptops · Smartphones · 5000+ employees · Est. 1976
Tech stack of Apple

The OS Performance Tools team is looking for a passionate and versatile engineer to help Apple engineers and 3rd party developers understand and improve the performance of code running on Apple's platforms (macOS, iOS, watchOS, tvOS, visionOS). The team builds software that Apple engineers and 3rd party developers use to understand & analyze performance of their code, enabling them to ship delightful experiences to Apple customers.

Description

This role will focus on leveraging AI to scale the team’s work on performance triage and analysis. This will involve building agentic workflows to glean deeper insights from diagnostics and telemetry, connecting issues surfaced by different pipelines, and automating performance investigations. We are looking for someone who is excited to learn about the full OS stack and apply that knowledge to make our software - and the engineers who depend on them - dramatically more effective.

Minimum Qualifications

Excellent problem-solving and critical-thinking skills

Strong OS & Systems fundamentals

Proficient in C/ObjC/Swift or similar language

Prior development experience in Unix, Linux, macOS, or iOS

Aptitude to independently learn new technologies, prototype and propose software design and solutions

Passion for product quality and attention to detail

Excellent spoken and written communication

CS degree or equivalent experience

Preferred Qualifications

Experience building agentic workflows following industry best practices

Hands-on experience using AI to solve complex software engineering problems

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