Leidos

Space Radiation Research Engineer (NASA HHPC)

Leidos  •  $70k - $126k/yr  •  United States (Hybrid)  •  9 days ago
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Job Description

The Space Radiation Section at Leidos currently has an opening for a Research Engineer to work at our Houston, Texas location. This is an exciting opportunity to use your experience helping the NASA Human Health and Performance Contract (HHPC2). The successful candidate will support NASA’s Space Radiation Analysis Group in the development and implementation of radiation sensors for manned space flight. The position requires expertise in technologies used for radiation measurements.

In this role, you will provide radiation instrument research and development support for the Space Radiation Task Order on the Human Health and Performance Contract. You will support the Space Radiation Analysis Group efforts for the NASA Space Medicine Division.   The research engineer is expected to provide support for the space radiation group’s development and implementation of radiation sensors for manned space flight. The position requires expertise in technologies used for radiation measurements

Primary Responsibilities:

  • Support development, testing, calibration, and troubleshooting of radiation detector systems for human spaceflight
  • Work with semiconductor detectors, scintillators, hybrid pixel detectors, or related radiation sensor technologies
  • Develop test plans, procedures, test setups, verification approaches, and data analysis methods
  • Perform functional, development, certification, acceptance, calibration, and interface testing
  • Use laboratory equipment including oscilloscopes, high-voltage supplies, power supplies, pulse generators, and data acquisition systems
  • Analyze detector and electronics data using Python, ROOT, MATLAB, Excel, or related tools
  • Assume ownership of all science considerations for key elements of hardware
  • Use project requirement and verification documents to develop test plans, test strategies/planning, test set-ups and procedures
  • Complete functional, development, certification, acceptance, and interface testing
  • Correlate test results and complete data analysis as required in a report format
  • Determine how a system should work and how changes in conditions, operations, and the environment will affect outcomes and incorporate the results into system specifications
  • Interface with purchasing, quality, logistics, other HHPC2 stakeholders, and NASA stakeholders
  • Develop test procedures and perform troubleshooting on both ground and flight systems
  • Working with scientific equipment (oscilloscopes, high voltage supplies, powers supplies) in a lab setting
  • Maintaining good laboratory work practices (ESD & FOD mitigation, etc.)
  • Process hardware at Johnson Space Center
  • Perform other duties and assignments as required

You bring experience to aid in the research, design and evaluation of radiation detection system for human space flight. The incumbent will also support the fabrication, assembly and test of the sub-systems/systems, support reviews of science and design requirements and proposed verification methods.

  • BS/MS in electrical, nuclear, or electrical engineering, radiation detection, medical or space physics, or a related field and at least 2 years' experience
  • Experience working with radiation detection systems (semiconductor detectors, scintillators, etc.)
  • Experience working in analog and digital signal processing, including op amp circuit design and pulse analysis techniques (pulse height analysis, noise analysis, discriminator/comparator design, pulse shape discrimination, etc.).
  • Experience with scientific programming and data analysis, especially Python and/or ROOT
  • Ability to troubleshoot detector, electronics, software, and test-system issues.
  • Excellent interpersonal, customer service, and communication skills (Oral and Written)
  • Experience working in an electronics lab setting. Including familiarity with ESD safe practices, familiarity with lab equipment (oscilloscopes, DC power supplies, etc.).

Preferred Skills and Qualifications:

  • Ph.D. in electrical, nuclear, or electrical engineering, radiation detection, medical or space physics or related field
  • amiliarity with Timepix, Medipix or other hybrid pixel detector systems
  • Experience with NASA/JSC hardware development, processing, testing, or flight hardware practices
  • Experience handling radioactive sources
  • Experience with accelerator or beamline testing
  • Experience with radiation transport or detector response modeling
  • Knowledge of NASA Standard 3001 as applicable radiation requirements
  • Demonstrated ability to grow into technical ownership or project leadership

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

June 23, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $69,550.00 - $125,725.00

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.

Leidos

About Leidos

Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health. The company's global workforce of 48,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $15.4 billion for the fiscal year ended December 29, 2023.

Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.

Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.

Your most important work is ahead, visit careers.leidos.com for our latest opportunities.

Industry
Aviation & Aerospace
Company Size
10,000+ employees
Headquarters
Reston, Virginia
Year Founded
1969
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