Full-Time

Firmware Engineer

Confirmed live in the last 24 hours

Rhombus

Rhombus

201-500 employees

Provides cloud-based physical security solutions

Compensation Overview

$120k - $200k/yr

+ Performance Bonuses + Equity

Senior

No H1B Sponsorship

Sacramento, CA, USA

Candidates must be able to commute to the office at least 3 days a week.

Category
Embedded Engineering
Software Engineering
Required Skills
C/C++
Linux/Unix
Requirements
  • Bachelor’s degree in Computer Science/Engineering, or related field.
  • 5+ years of professional experience in firmware development.
  • Expert in C/C++ for embedded systems in a Linux environment.
  • Strong understanding of Linux system programming fundamentals, including kernel development is preferred.
  • Experience with bootloader development, firmware and driver updates, and secure boot mechanisms.
  • Comfortable with fast prototyping and iterative development based on product feedback.
  • Excellent problem-solving skills and ability to work in a fast-paced, collaborative environment.
Responsibilities
  • Design and integrate new features into the existing firmware codebase.
  • Collaborate with backend and frontend teams to ensure seamless vertical integration of new features.
  • Optimize and refactor existing firmware code base to improve performance, efficiency, and reliability.
  • Develop and maintain embedded firmware for security and networking devices, including low-level device drivers, bootloaders, and kernel modules.
  • Write unit tests and automate firmware testing for robust, maintainable code.
  • Address support escalations by de-bugging and resolving firmware-related customer issues.
  • Collaborate with the hardware team to define product specifications and accelerate product development.
  • Conduct hardware bring-up and system validation with the hardware engineering team.
Desired Qualifications
  • Strong understanding of Linux system programming fundamentals, including kernel development is preferred.
  • Knowledge of security best practices for embedded devices is a plus.

Rhombus provides physical security solutions through advanced security cameras and sensors that are managed via a cloud-based platform. Their system integrates hardware and software, allowing clients to monitor and respond to security threats in real time. A key feature is the proactive alert system that uses AI to detect unwanted behavior and environmental triggers, sending immediate alerts to improve response times. Rhombus stands out from competitors with its scalable platform that can manage unlimited devices and locations, and its focus on security through a zero-trust infrastructure. The company aims to enhance physical security for a variety of clients, including schools and large corporations, by offering comprehensive solutions that include hardware sales, subscription services, and alarm monitoring.

Company Size

201-500

Company Stage

Series C

Total Funding

$95.5M

Headquarters

Sacramento, California

Founded

2016

Simplify Jobs

Simplify's Take

What believers are saying

  • Rhombus secured $45M in Series C funding to expand its global footprint.
  • Growing demand for cloud-based security solutions boosts Rhombus's market potential.
  • Partnerships with cybersecurity firms enhance Rhombus's data protection capabilities.

What critics are saying

  • Increased competition from AI-driven startups may erode Rhombus's market share.
  • Privacy concerns could lead to stricter regulations on facial biometrics solutions.
  • Integration challenges with Dashdive may strain Rhombus's resources.

What makes Rhombus unique

  • Rhombus offers AI-powered video analytics for enhanced security insights.
  • The platform supports infinite scalability for managing unlimited devices and locations.
  • Rhombus's zero-trust infrastructure ensures continuous security verification of each component.

Help us improve and share your feedback! Did you find this helpful?

Benefits

Flexible PTO

Stock options

Work from Home

Medical, dental, & vision

Professional development

Office perks

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

3%

2 year growth

4%
HiTech Nectar
Apr 15th, 2025
Rhombus Launches AI Search to Power Instant Security Footage Investigation and Action

Rhombus launches AI Search to power instant security footage investigation and action.

Rhombus
Apr 13th, 2025
Transforming Security Investigations: Introducing Rhombus AI Search

Today, Rhombus is excited to announce its latest AI innovation that's set to revolutionize how organizations conduct security investigations: Rhombus AI Search.

SDM Magazine
Mar 19th, 2025
Rhombus Relay Makes Any Security Camera Cloud-Managed

Rhombus launched Rhombus Relay, a new suite of solutions that enables organizations to transform existing camera infrastructure into intelligent, cloud-connected devices that deliver immediate value.

Life Care News
Feb 27th, 2025
Rhombus Acquires Cloud Cost Analytics Company Dashdive

SACRAMENTO, Calif., Feb. 27, 2025 (GLOBE NEWSWIRE) - Rhombus, a leader in cloud-managed physical security, today announced the acquisition of Dashdive, a SaaS platform specializing in monitoring and analyzing multi-tenant cloud service costs.

PR Newswire
Jul 30th, 2024
Rhombus Announces $45M Series C Funding to Extend Global Footprint, Led by NightDragon

/PRNewswire/ -- Rhombus, a leader in cloud-managed physical security, today announced $45 million in Series C funding led by NightDragon, a dedicated...