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Salary
≈ $60k – $163k per year (Estimated)
Location
In office (Oak Ridge)
Employment
Full-Time

First seen by Alion on Oct 15, 2026. Teledyne FLIR scores A on the Alion truth index.

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Teledyne FLIR is an American maker of thermal imaging cameras, infrared and visible-light sensors, and detection systems for defense, industrial, commercial and public safety customers. Founded in 1978 as FLIR Systems, it was acquired by Teledyne Technologies in 2021 and now operates as a Teledyne business, with products ranging from handheld thermal cameras and OEM camera cores to unmanned systems and chemical, biological and explosives detectors. The company is headquartered in Wilsonville, Oregon, United States.

Be visionary

Teledyne Technologies Incorporated provides enabling technologies for industrial growth markets that require advanced technology and high reliability. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical research.

We are looking for individuals who thrive on making an impact and want the excitement of being on a team that wins.

Job Description

About Teledyne FLIR Defense

Join Teledyne FLIR Defense, where we're dedicated to supporting critical missions with an exciting range of cutting-edge technologies. Our products include advanced surveillance sensors, unmanned air and ground vehicles, sensing devices used to detect chemicals, biological agents, radiation and explosives, and a host of other solutions that help warfighters, first responders, and search-and-rescue teams do their jobs better.

We're looking for passionate innovators eager to shape the future of the Defense and Public Safety industries. If you’re mission-driven to globally collaborate on solutions that can change the battlefield and save lives, we invite you to explore our current opportunities.

Job Summary:

Teledyne FLIR is searching for a Theoretical Physicist with a nuclear physics background to perform the functions necessary for developing new analysis methods and algorithms for the purpose of radionuclide identification in a nuclear security and safeguards scenario as well as enhancing and improving existing methodology in the existing legacy products. Additionally, the theoretical physicist will be responsible for working with our intellectual property team to assure that all intellectual property generated is properly protected.

Primary Duties & Responsibilities:

  • Maintain current radionuclide identification algorithm/software.
  • Continually improve nuclide identification with emphasis on shielding and masking scenarios.
  • Research and development of new radioactive nuclide identification algorithms.
  • Develop and validate physics-based models for radiation transport, source characterization, and detector response.
  • Design simulation frameworks to support next-generation radiation detection systems.
  • Perform uncertainty quantification and sensitivity analysis on detection algorithms.
  • Collaborate with engineering teams to transition research concepts into deployable products.
  • Support product roadmap development through technical assessments of emerging technologies.
  • Participate in verification, validation, and performance testing of new algorithms and detector systems.
  • Generate invention disclosures and support patent application development.
  • Perform technical assessments of competitive technologies and prior art.
  • Contribute to the company's long-term intellectual property strategy.
  • Generate topical papers for select conferences (IEEE, SORMA, etc).

Job Qualifications:

  • PhD in theoretical physics, or related field.
  • Familiar with data analysis, data modeling, and Monte Carlo simulations.
  • Prior experience supporting DoD, DHS, DOE, NNSA, IAEA, or other nuclear security organizations is a plus.
  • Experience developing software in Python, C++, C, or MATLAB.
  • Experience with Geant4, GADRAS, or MCNP is a plus.
  • Working knowledge of Machine Learning.
  • Record of peer reviewed publications, patents, or technical conference presentations.
  • Experience with isotope identification performance evaluation and test methodologies.
  • Understanding of nuclear safeguards, nonproliferation, homeland security, or defense applications.
  • Hands on laboratory experience incorporating radiation detectors, sources, and data acquisition systems is required.
  • Strong verbal, written and visual communication skills.
  • A team attitude is required.
  • Ability to work responsibly and independently under minimal supervision.
  • Travel maybe required to visit tradeshows, training events, and conferences.

Applicants must be either a U.S. citizen, U.S. national, legal permanent resident, asylee, refugee or must be eligible to apply for and obtain the appropriate export control license from the U.S. Departments of State or Commerce.

Teledyne and all of our employees are committed to conducting business with the highest ethical standards. We require all employees to comply with all applicable laws, regulations, rules and regulatory orders. Our reputation for honesty, integrity and high ethics is as important to us as our reputation for making innovative sensing solutions.

Teledyne is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other characteristic or non-merit based factor made unlawful by federal, state, or local laws.

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