Low-level OS systems jobs

Senior Systems Engineer, Watch Software

Apple · Posted Nov 9, 2026

Open

Boulder, Colorado, United States +2 more
On-site
Senior
8+ years

Senior Systems Engineer, Watch Software

Apple · Posted Nov 9, 2026

Open

Boulder, Colorado, United States +2 more
On-site
Senior
8+ years

Senior Systems Engineer, Watch Software

Apple · Posted Nov 9, 2026

Open

Boulder, Colorado, United States +2 more
On-site
Senior
8+ years

Apply with RefersoAI Apply on careers page

Lead software engineering for Apple Watch OS, focusing on performance, power efficiency, and system-level features.

Locations (3)

Boulder, Colorado, United States
Cupertino, California, United States
San Diego, California, United States

Responsibilities

Architect core OS features
Act as performance specialist for other teams
Define and implement critical system-level functionality
Diagnose and resolve power issues
Build and maintain performance and memory analysis tools

Requirements

Nice to have: application architecture
Nice to have: hardware integration
Nice to have: graphics
Nice to have: UI

Senior Systems Engineer, Watch Software

Apple · Posted Nov 9, 2026

Open

Boulder, Colorado, United States +2 more
On-site
Full-time · Senior
8+ years

Apply with RefersoAI Apply on careers page

A creative senior software engineer to help define the future of Apple Watch by building and optimizing foundational software for performance and power efficiency, conducting research, and prototyping technologies.

Locations (3)

Boulder, Colorado, United States
Cupertino, California, United States
San Diego, California, United States

Responsibilities

Build and optimize the foundational software that drives the device's performance and power efficiency.
Conduct investigative research and prototype new technologies to help define future hardware and software features.
Collaborate closely with Performance, Power, OS, and Hardware experts.
Architect core OS features.
Define and implement critical system-level functionality (e.g., systems to manage process lifecycle, reclaim memory, or lead transition to 64-bit OS architecture).

Senior Systems Engineer, Watch Software

Senior Systems Engineer, Watch Software

Locations (3)

Responsibilities

Requirements

Skills

Senior Systems Engineer, Watch Software

Locations (3)

Responsibilities

Requirements

Senior Systems Engineer, Watch Software

Locations (3)

Responsibilities

Skills

Requirements

Skills