Sr. Staff Engineer, Embedded Firmware (bare metal)

Ayar Labs

$180K — $223K *
Telecommunications & Hardware
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's in Electrical/Computer Engineering or related field with 5+ years of relevant experience.
  • Proven expertise in bare-metal embedded firmware development and strong programming skills in C.
  • Experience with various microcontrollers and firmware debugging tools.
  • Proficiency in modern version control workflows (e.g., Git) and CI/CD tools.
  • Hands-on, proactive approach suitable for a fast-paced startup environment.
  • Experience in silicon bring-up.
  • Scripting proficiency with a high-level language like Python.

Responsibilities

  • Design, develop, and optimize embedded firmware for high-speed SerDes interfaces.
  • Collaborate with multi-disciplinary teams to implement control algorithms for photonic circuits.
  • Write and maintain unit and integration tests for firmware modules.
  • Debug firmware interactions during first silicon power-on and bring-up.
  • Partner with hardware, validation, systems, and software teams throughout the product lifecycle.
  • Maintain comprehensive technical documentation including APIs and architecture documents.

Benefits

  • Opportunity to shape the future of optical interconnect technology.
  • Collaborative work environment with cross-functional teams.
  • Emphasis on professional development within a dynamic startup culture.
Full Job Description
Sr. Staff Engineer: Embedded Firmware

Location: San Jose (on-site)

In this role, you will drive firmware design from inception to customer deployment, ensuring seamless hardware validation and integration. This is a unique opportunity to leverage your expertise in embedded systems, multi-chip package environments, and high-speed SerDes to shape the future of optical interconnect.

Essential Functions:
  • Design, develop, and optimize embedded firmware for controlling high-speed SerDes interfaces and electronic/photonic subsystems.
  • Collaborate closely with analog/mixed-signal, digital, and photonic block designers to develop and implement sophisticated control algorithms for our photonic circuits and establish the micro-architecture and embedded requirements for our multi-chip package systems.
  • Write unit tests and integration tests for firmware modules; participate in firmware code reviews; maintain high-quality firmware through CI/CD practices.
  • Develop and execute firmware test code to support initial silicon power-on and bringup activities; debug hardware-firmware interactions at first silicon.
  • Partner effectively with hardware, validation, systems, and software teams throughout the product development lifecycle.
  • Maintain clear technical documentation including APIs, firmware architecture documents, module specifications, and build/release notes


Required Qualifications:
  • Bachelor's in Electrical/Computer Engineering or a related field with 5+ years of relevant industry experience.
  • Proven expertise in bare-metal embedded firmware development, with strong programming skills in C.
  • Experience with various microcontrollers and firmware debugging tools.
  • Proficiency with modern version control workflows (e.g., Git), modern firmware development tools, and CI/CD tools.
  • Hands-on, proactive approach with the ability to thrive in a fast-paced, dynamic startup environment.
  • Silicon bring-up experience.
  • Experience in scripting with high level language like Python.
  • Experience with Make-based build flows.


Preferred Qualifications:
  • Ability to own architecture and development of firmware modules from scratch.
  • Experience in embedded firmware development for high-speed electronics and photonics applications.
  • Silicon bring-up experience for high-speed SerDes and photonics applications.


Salary Range: $180,000 - $223,000

NOTE TO RECRUITERS:
Principals only. We are not accepting resumes from recruiters for this position. Remuneration for recruiting activities is only applicable subject to a signed and executed agreement between the parties. Please don't send candidates to Ayar Labs, and do not contact our managers.

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