Oura

4 months ago

Senior NPI Firmware Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 11 hours agoStatus: Live

Job Summary

Senior Firmware Engineer responsible for power management and charging firmware across battery-powered wearables. Leads hands-on development from architecture discussions through NPI, mass production, and field sustaining, with deep expertise in PMIC integration, battery chargers, and power optimization. Works across hardware, firmware, product, and manufacturing teams to balance performance, safety, and battery life in always-on wearable devices.

Location: San Diego, San Francisco

Workplace: Onsite

Employment Type: Full time

Job Function: Hardware, Embedded & Systems Engineering

Key Responsibilities

•Develop power management firmware: Design, implement, debug, and optimize firmware for battery charging systems, PMIC integration, power sequencing, and charging interfaces across multiple product categories.
•Contribute to the full power management stack: Develop low-power state handling, battery management, charger negotiation, and system-level power transitions.
•Engage across the full product lifecycle: Architecture discussions, hardware bring-up, NPI validation, manufacturing ramp, and post-launch sustaining; support firmware releases and field investigations.
•Hands-on hardware bring-up and debugging: Work with schematics, datasheets, and lab equipment to implement and debug board- and system-level power designs.
•Develop low-level drivers and platform ports: Device drivers for PMICs, chargers, and related subsystems; port firmware across MCU platforms and update mechanisms.

Pay and Benefits

Perks:Health InsuranceDentalVision

Key Requirements

•5+ years of firmware development experience with hands-on development in battery-powered consumer electronics or other high-volume embedded systems
•Significant experience integrating PMICs, battery chargers (switching or linear), fuel gauges, and protection circuits
•Strong understanding of charging algorithms, current/voltage regulation, thermal management, and safety mechanisms
•Expert-level C/C++ development in resource-constrained systems with deep understanding of MCU peripherals, interrupts, power domains, and RTOS-based systems
•Battery and low-power optimization experience: wake-up flows, power transitions to maximize battery life, battery qualification processes and development

Experience:5+ yearsWearable technologyEmbedded systemsConsumer electronics

Education:Bachelor's

Skills:CommunicationCollaborationProblem-solving

Languages:English

Tech Stack:CC++RTOSMCUPMICBattery managementOscilloscopesLogic analyzersPower analysis

Company Brief

Oura

Designs and sells the Oura Ring, a wearable device that tracks sleep, activity, and physiological signals to provide personalized health, recovery, and readiness insights via a companion app and analytics platform.

Industry: Wearables

Company Size: Large (251 to 1,000 employees)

Growth: Scaleup

Funding: Series C

Headquarters: Oulu, Finland

Founded: 2013

Website LinkedIn

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Oura

4 months ago

Senior NPI Firmware Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 11 hours agoStatus: Live

Job Summary

Location: San Diego, San Francisco

Workplace: Onsite

Employment Type: Full time

Job Function: Hardware, Embedded & Systems Engineering

Key Responsibilities

•Develop power management firmware: Design, implement, debug, and optimize firmware for battery charging systems, PMIC integration, power sequencing, and charging interfaces across multiple product categories.
•Contribute to the full power management stack: Develop low-power state handling, battery management, charger negotiation, and system-level power transitions.
•Engage across the full product lifecycle: Architecture discussions, hardware bring-up, NPI validation, manufacturing ramp, and post-launch sustaining; support firmware releases and field investigations.
•Hands-on hardware bring-up and debugging: Work with schematics, datasheets, and lab equipment to implement and debug board- and system-level power designs.
•Develop low-level drivers and platform ports: Device drivers for PMICs, chargers, and related subsystems; port firmware across MCU platforms and update mechanisms.

Pay and Benefits

Perks:Health InsuranceDentalVision

Key Requirements

•5+ years of firmware development experience with hands-on development in battery-powered consumer electronics or other high-volume embedded systems
•Significant experience integrating PMICs, battery chargers (switching or linear), fuel gauges, and protection circuits
•Strong understanding of charging algorithms, current/voltage regulation, thermal management, and safety mechanisms
•Expert-level C/C++ development in resource-constrained systems with deep understanding of MCU peripherals, interrupts, power domains, and RTOS-based systems
•Battery and low-power optimization experience: wake-up flows, power transitions to maximize battery life, battery qualification processes and development

Experience:5+ yearsWearable technologyEmbedded systemsConsumer electronics

Education:Bachelor's

Skills:CommunicationCollaborationProblem-solving

Languages:English

Tech Stack:CC++RTOSMCUPMICBattery managementOscilloscopesLogic analyzersPower analysis

Company Brief

Oura

Industry: Wearables

Company Size: Large (251 to 1,000 employees)

Growth: Scaleup

Funding: Series C

Headquarters: Oulu, Finland

Founded: 2013

Website LinkedIn