Demo

Senior Embedded Software Engineer

Lumafield
San Francisco, CA Full Time
POSTED ON 12/30/2025
AVAILABLE BEFORE 1/30/2026

About Lumafield: 


Founded in 2019, Lumafield has developed the world's first accessible X-Ray CT scanner for engineers. Our easy-to-use scanner and cloud-based software give engineers the ability to see their work clearly, inside and out, at an extremely affordable price.  


Engineers make million-dollar decisions every day, and they need tools that give them the greatest possible insight into their products. By offering unprecedented visibility into products, as well as AI-driven tools that highlight problems and generate quantitative data, Lumafield promises to revolutionize the way complex products are created, manufactured, and used across industries. 


We are an impact driven company obsessed with providing the best value to our customers keeping their needs at the center of our evolution. Our team today includes world-class researchers and industrial designers, PhDs, creators, founders of successful startups, and zero egos. We are backed by top venture capital funds like Kleiner Perkins, Lux Capital, DCVC, Spark Capital, and others.


The company is headquartered in Cambridge, MA and has an office in San Francisco, CA.


About the role: 


As a Senior Embedded Systems Engineer at Lumafield, you will work on the software that powers our next-generation, manufacturing in-line CT scanning products. You’ll work on the bleeding edge of X-ray physics, high-speed detectors, image processing, and embedded systems. On a small team working on our newest hardware, you’ll bring the skill to extract the maximum performance out of the system and achieve great outcomes for our customers.


This role is ideal for mid-career candidates who are looking for an opportunity to own the embedded system, firmware and software design on an early-stage new product.


This role is located in Lumafield’s San Francisco, CA office.  You may be required to travel occasionally to Lumafield’s Cambridge, MA office.

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What You'll Do:
  • Lead the digital design, software development, integration and bring-up for next-generation in-line manufacturing products
  • Work closely and cross-functionality with our product, research, hardware, and software development teams to understand requirements and design architecture
  • Write performance-critical edge software to acquire, process, and stream data with real-time sub-second processing budgets
  • Design integrations with PLCs and other common factory systems


About You:
  • 3 years of experience writing low-level, performance-critical image processing software in C, C , or rust
  • 3 years of experience developing software for embedded linux in C, C or rust
  • Basic familiarity with electrical engineering concepts including schematic layout, PCBA design, bringup, testing
  • Ability to read component/product data sheets and design systems to integrate and test
  • Bachelor’s degree in Engineering or related field
  • Familiarity with Python for scripting, testing and automation


Bonus Points For:
  • Experience with Agile development practices
  • Familiarity with OTA (Over-the-Air) firmware update systems
  • Skills in mechatronics, mechanical prototyping, or electronics assembly
  • Knowledge of image processing pipelines or image acquisition system


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$150,000 - $200,000 a year
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We are unable to sponsor or take over sponsorship of employment visas at this time. All applicants must be legally authorized to work in the United States without current or future sponsorship.


Lumafield offers both competitive cash and equity compensation, as well as a health & wellness stipend, 401k, parental leave, flexible PTO, commuter benefits, company wide events and more!  


Lumafield is committed to building a team that represents a variety of backgrounds, perspectives, and skills, because the more inclusive we are, the better our work will be. Do you feel like your skills don’t meet every single requirement listed? We encourage you to apply anyway – If you’re excited about our technology, the opportunity, and are eager to learn more we’d love to hear from you!  


In keeping with our beliefs and goals, no employee or applicant will face discrimination or harassment based on: race, color, ancestry, national origin, religion, age, gender, marital domestic partner status, sexual orientation, gender identity, disability, genetic information or veteran status. 


Reach out if you want to be a part of what we are building.


San Francisco Applicants: Review the San Francisco Fair Chance Ordinance guidelines applicable in your area.


Salary : $150,000 - $200,000

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