Sesame · 1 week ago
Embedded OS Architect
San Francisco, CA
Full-time
Onsite
Senior Level, Lead/Staff
$190K/yr - $320K/yr
10+ years expSesame is a company focused on creating lifelike computers that can interact with humans naturally. They are seeking an Embedded OS Architect to design and develop a next-generation operating system for their AI-driven computing platform, leading architectural decisions and optimizing system performance.
Artificial Intelligence (AI)Consumer ElectronicsConsumer SoftwareSoftware
Responsibilities
Architect and develop a custom embedded operating system optimized for AI-driven, real-time consumer applications
Design and implement core OS components, including kernel, device drivers, memory management, process scheduling, and inter-process communication
Optimize system performance, power efficiency, and real-time responsiveness
Work closely with hardware teams to ensure seamless integration with custom silicon and peripherals
Define and enforce security, reliability, and scalability best practices within the OS stack
Drive OS bring-up on new hardware platforms, debugging low-level system issues
Evaluate and integrate open-source or proprietary OS components where applicable
Collaborate with application developers to ensure smooth and efficient interaction between the OS and higher-level software stacks
Qualification
Required
10+ years of experience in operating system development, with contributions to major OS projects (Linux, QNX, RTOS, AOSP, etc.)
Deep expertise in kernel development, scheduling, memory management, and low-level systems programming
Strong proficiency in C/C++ and assembly programming for embedded architectures
Experience with hardware-software co-design, including bootloaders, BSP development, and device drivers
Hands-on experience with debugging tools such as JTAG, GDB, and logic analyzers
Strong understanding of security, sandboxing, and OS hardening techniques
Preferred
Experience architecting OS platforms for AI, AR/VR, or edge computing applications
Familiarity with modern AI workloads and optimizing OS-level interactions for machine learning
Knowledge of distributed or microkernel-based OS architectures
Prior experience with power management and performance tuning for embedded systems
Contributions to open-source operating system projects
Benefits
401k matching
100% employer-paid health, vision, and dental benefits
Unlimited PTO and sick time
Flexible spending account matching (medical FSA)
Company
Sesame
Sesame is a voice tech startup focused on developing AI voice assistants that create natural and emotionally resonant conversations.
11-50 employees
H1B Sponsorship
Sesame has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2021 (2)
Funding
Current Stage
Growth StageTotal Funding
$307.62MKey Investors
Andreessen Horowitz
2025-10-21Series B· $250M
2023-11-01Series A· $47.5M
2023-09-12Seed· $10.12M
Recent News
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2025-12-24
2025-10-29
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