Spectral Imaging Engineer/Scientist (Nuclear)

Gamma Reality Inc.
Richmond, CA 94804
$110,000 - $180,000 a year - Full-time

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  • $110,000 - $180,000 a year

Job type

  • Full-time

Shift and schedule

  • Monday to Friday


Richmond, CA 94804

Pulled from the full job description

  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Paid time off
  • Vision insurance

Full job description

At Gamma Reality Inc., our mission is to harness the power of multi-sensor data fusion to make meaningful impacts in the world through continuous technological innovation and deployment, putting cutting-edge technologies in the hands of people who will use it for impactful missions. GRI’s commercial technologies are being deployed around the world for applications including nuclear power safety and decommissioning, emergency response, homeland security, defense, international safeguards and more.

Gamma Reality Inc. (GRI) provides real-time, mobile, 3D hazard mapping capabilities deployable in handheld mode, on unmanned robotic platforms (UAV/UGV) and on vehicles, to enable safer, more efficient, and dynamic missions. Our core technologies in 3D radiation mapping and multi-sensor data fusion are born out of over a decade of R&D, and GRI continues to develop and deploy innovative new technologies with our extensive experience in radiation detection and nuclear engineering, computer vision, robotics, and custom electronics and multi-sensor system development.

Join our growing team of innovators and scientist-entrepreneurs to create and deploy game changing new technologies for impactful missions.

To conform to U.S. Government regulations, applicant must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

COVID Vaccination Requirement: Due to Contract requirements, this position requires employees to be fully vaccinated against COVID-19 unless granted a medical or religious exemption.

Job Description:

As an Engineer/Scientist at GRI, you will work within the software team on developing software and algorithms for radiation imaging, 3D mapping, and data fusion. We are in search of a highly motivated individual who can seamlessly integrate with our team, contributing at either the software development or algorithm development level. We value adaptability and are open to a diverse range of expertise, recognizing that our dynamic and evolving team benefits from a variety of skills and perspectives.

GRI seeks proactive, results-oriented candidates who excel both independently and in collaborative settings, bringing together team members from diverse backgrounds. Additionally, field testing systems on a variety of robots and vehicles, both ground and air based, will be encouraged to get first hand experience with how the software will perform in real-world environments.

Role and Responsibilities:

  • Developing novel algorithms for gamma-ray spectral processing
  • Use radiation data to develop new imaging, mapping and identification approaches
  • Write efficient code for real-time data management and processing
  • Transition these new algorithms from development to production systems
  • Ensuring software meets testing and CI requirements
  • System architecture design for fast and efficient processing
  • Write software modules in python and C++
  • Build frameworks for combining sensor data from multiple mapping systems
  • Experience contributing to large and complex software systems
  • Collecting and analyzing data with 3D mapping systems
  • AR/VR/mixed reality data integration


  • 3+ years experience with programming and data analysis
  • Must have experience with at least THREE of the following:
  • Python, C++
  • Spectral processing and unfolding
  • Using AI/machine learning on physics data
  • Radiation imaging such as gamma-ray or neutron imaging
  • Radiation detection sensors
  • Tomographic Image reconstruction
  • Building 3D visualizations
  • ROS
  • SLAM
  • Augmented reality (AR), such as working with Hololens
  • B.S., M.S., or PhD in computer science, nuclear engineering, physics, or related field

Preferred Skills and Experience:

  • Experience with gamma-ray and other radiation spectral processing
  • Experience with correlated particle imaging, such as Compton imaging or other physics based imaging
  • Experience with radiation detection and imaging
  • Experience with robotics
  • Experience with SLAM

GRI is an Equal Opportunity Employer. At GRI, diversity, equity, inclusion, and accountability are the cornerstones for our company culture, and we strive to create an environment in which our differences drive new ideas, opportunities, and innovations that will benefit the world. Employment decisions are made on the basis of merit, qualifications, and business need and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

Job Type: Full-time

Pay: $110,000.00 - $180,000.00 per year


  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Paid time off
  • Vision insurance

Experience level:

  • 3 years


  • Monday to Friday

Application Question(s):

  • What relevant physics, nuclear data processing or spectral algorithm work do you have ?

Ability to Relocate:

  • Richmond, CA 94804: Relocate before starting work (Required)

Work Location: In person

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