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Job #: R-00101921
Location: Houston, TX
Category: Research Scientist
Schedule (FT/PT): Full Time
Travel Required: Yes, 10% of the time
Shift: Day
Potential for Telework: Yes, 25%
Clearance: Public Trust
Referral Eligibility: Ineligible
Group: Civil

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Job Description:

The Space Radiation Analysis Group at The Johnson Space Center is seeking a Non-Ionizing Radiation Specialist to provide expertise in health physics / radiation protection / industrial hygiene, with an emphasis on non-ionizing radiation protection. This position will work on NASA's Human Health and Performance contract. The successful candidate will work closely with NASA’s Radiation Health Officer in the development and implementation of a non-ionizing radiation protection program for astronauts.

The position requires demonstrated knowledge and experience in the interpretation and implementation of national safety standards and NASA standards as they relate to non-ionizing radiation. The role will perform analysis of astronaut exposures to NIR sources based on transmission and emission information; make determinations of hazards, controls, and verifications from NIR sources for ISS payloads and exploration vehicles; and collaborate with international partners in developing consensus on NIR standards.

US Citizenship or US Permanent Residency is required. Must have the ability to obtain a Public Trust Security Clearance.

Primary Responsibilities

  • Interpret and implement national safety standards as they relate to non-ionizing radiation sources

  • Analyze onboard exposure to NIR sources based on transmission and emission information

  • Communicate any emerging NIR payload / source issues that may impact International Partner crew members through the Radiation Health Working Group (RHWG)

  • Compile agency exposure limits and guidelines for non-ionizing radiation safety

  • Update and maintain SSP 50005 & MORD with consensus standards

  • Inventory potential exposure sources on ISS and determine health effects by coordinating with EMI/EMC system team

  • Provide NIR subject matter expertise to Safety Panels and execute identified action items

  • Comply with Safety, Health and Environmental Plan by committing to high standard of safety. Adhere to all safety policies and report any potential safety violations

  • Ensure compliance with the Quality Assurance Plan, policies, and procedures

Minimum Qualifications

  • Bachelor’s Degree and 2+ years of relevent experience; or less than 2 yrs of experience with Master’s Degree in Physics, Health Physics, Industrial Hygiene, or a closely related field

  • Knowledge and experience in NIR safety

  • Comprehensive understanding of:

  • ANSI Z136 published by the Laser Institute of America (LIA).

  • SAE AS6029B: Performance Criteria for Laser Control Measures Used for Aviation Safety

  • IEEE C95.1 Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 0 Hz to 300 GHz

  • ACGIH Threshold Limit Values LV and Biological Exposure indices

  • ICNRP International Commission on Non-Ionizing Radiation Protection

Preferred Qualifications

  • Demonstrated experience in analysis and interpretation of data in the following sources: Ultraviolet, Visible, Infrared, Radio Frequency, and Microwave

  • Certified Laser Safety Officer (CLSO) by Board of Laser Safety, experience with nonionizing radiation, or working toward certification as a CLSO

  • Working Knowledge of NASA Standard 3001 as applicable to NIR requirements

  • Programming skills in Excel, C, C#, C++, Shell scripting, Python, and MATLAB

Pay Range:

Pay Range $63,050.00 - $97,000.00 - $130,950.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.


About Leidos

Leidos is a Fortune 500® technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 44,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $13.7 billion for the fiscal year ended December 31, 2021. For more information, visit

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

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Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected].

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Commitment to Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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