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Internship Nuclear Safety Analyst Jobs (NOW HIRING)

Pae

Nuclear Safety Engineer 4

Richland, WA

Develop a portion or section of an analysis or nuclear safety review. * Assist in the generation of accident analysis and engineering data. * Assist in the preparation of reports and correspondence.

Amentum

Nuclear Safety Engineer 4

Aiken, SC · On-site

Develop a portion or section of an analysis or nuclear safety review. * Assist in the generation of accident analysis and engineering data. * Assist in the preparation of reports and correspondence.

Pae

Nuclear Safety Engineer 4

Aiken, SC

Develop a portion or section of an analysis or nuclear safety review. * Assist in the generation of accident analysis and engineering data. * Assist in the preparation of reports and correspondence.

Pae

Nuclear Safety Engineer 4

Aiken, SC

Develop a portion or section of an analysis or nuclear safety review. * Assist in the generation of accident analysis and engineering data. * Assist in the preparation of reports and correspondence.

Pae

Nuclear Safety Engineer 4

Oak Ridge, TN

Develop a portion or section of an analysis or nuclear safety review. * Assist in the generation of accident analysis and engineering data. * Assist in the preparation of reports and correspondence.

Amentum

Nuclear Safety Engineer 4

Oak Ridge, TN · On-site

Develop a portion or section of an analysis or nuclear safety review. * Assist in the generation of accident analysis and engineering data. * Assist in the preparation of reports and correspondence.

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As of Jul 31, 2026, the average yearly pay for internship nuclear safety analyst in the United States is $73,445.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,500.00 and $73,500.00 per year, depending on experience, location, and employer.
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Infographic showing various Internship Nuclear Safety Analyst job openings in the United States as of July 2026, with employment types broken down into 89% Full Time, 6% Part Time, 1% Temporary, and 4% Contract. Highlights an 83% Physical, 7% Hybrid, and 10% Remote job distribution, with an average salary of $73,445 per year, or $35.3 per hour.

Nuclear Safety Analyst

Information Systems Laboratories, Inc.

Ammon, ID • On-site

Full-time

Re-posted yesterday

Job description

Information Systems Laboratories, Inc. (ISL) is seeking a Principal Scientist for a full-time position in the Nuclear Safety Analysis team. ISL ( www.islinc.com ) is a high-tech, employee-owned technology-development company. ISL's Energy and Space division provides comprehensive support to the nuclear and space industries such as nuclear safety analysis, complex modeling & simulation, nuclear software development through the entire software lifecycle, regulatory framework and procedures development, waste management tracking, and risk management.
Job Description:
The scope of work for this position includes projects ranging from safety analysis framework development all the way to licensing basis documentation. This includes tasks such as hazard analysis, safety basis event identification, model and simulation development, transient analyses, and safety basis documentation for existing light water, small modular, and advance reactor designs. ISL regularly supports the U.S. NRC regulatory and U.S. DOE authorization basis frameworks. The position offers a unique combination of opportunities to advance state-of-the-art applications, publish research, present at conferences and workshops, and develop industry contacts and relationships.
Requirements:
  • A degree (B.S or M.S.) in Nuclear or Mechanical Engineering
  • Minimum of 12 years of experience in a nuclear power related field
  • Prior safety analysis and/or reactor design experience
  • Experience with neutronics, thermal hydraulics, and/or fuel performance
  • Experience with RELAP5-3D, TRACE or other systems codes
  • Familiarity with safety basis events and categories
  • Sound technical writing and communication skills
  • Ability to work well within a team and independently as situations require

Desired Skills:
  • Experience with requirements set forth in ASME NQA-1
  • Experience with U.S. NRC licensing (NUREG-0800, Reg. Guide 1.232, etc.)
  • Experience with U.S. DOE authorization basis
  • Knowledge of historic, operating, and advanced nuclear reactors
  • Experience with design basis accident dose analysis
  • Experience with radiation shield design and modeling & simulation
  • Experience with VIPRE-01 or comparable COBRA derived subchannel codes
  • Experience with FRAPCON, FRAPTRAN, FAST, or comparable fuel performance codes
  • Experience with PARCS, SIMULATE, MCNP or comparable neutronics codes
  • Experience with CFD is a plus
  • Basic scripting or light programming skills (Python, Java, etc.) is a plus

To apply, please send a resume to Colleen Amoruso ( camoruso@islinc.com ).
Job Type: Full Time
Job Location: Ammon, ID or remote depending on level of experience
Job Type: Full Time
Job Location: Remote Ammon - ID

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