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Advanced Nuclear Engineer and Physicist

Job in Town of Niskayuna, Schenectady County, New York, USA
Listing for: Naval Nuclear Laboratory
Full Time position
Listed on 2026-10-18
Job specializations:
  • Engineering
    Mechanical Engineer, Electrical Engineering, Systems Engineer, Energy Engineer
Salary/Wage Range or Industry Benchmark: 86100 USD Yearly USD 86100.00 YEAR
Job Description & How to Apply Below
Location: Town of Niskayuna

Working at the Naval Nuclear Laboratory we foster pride in belonging to an organization whose culture is made up of these core values:
Trust, Empowerment, and Collaboration. Our company promotes a positive culture while ensuring the safety and reliability of our nation's naval nuclear reactors, and training the Sailors who operate those reactors in the U.S. Navy's submarines and aircraft carrier Fleets.

Job Description

The Thermal-Hydraulic Design unit is looking for an Advanced Engineer to perform thermal-hydraulic analysis supporting the next generation submarine core design (IPMP).

This role offers the opportunity to work with a dynamic and cross-functional team on cutting-edge reactor core development. Specific work items include:

  • Perform hydraulic, Critical Heat Flux (CHF), and Peak Central Temperature (PCT) analysis to support upcoming core design milestones
  • Support development of thermal-hydraulic design basis
  • Interpret thermal-hydraulic test results to inform IPMP thermal design basis assumptions
  • Support maintenance of thermal-hydraulic job streams

Applicants should have a high-level understanding of reactor thermal-hydraulic design codes and methods, good written and communication skills, and be willing to grow their skills while working in the fast-paced environment of core design.

Required Combination of Knowledge and Skill
  • Bachelors degree from an accredited college or university in a related engineering or science field and a minimum of 4 years of relevant experience; or
  • Masters degree from an accredited college or university in a related engineering or science field and a minimum of 2 years of relevant experience; or
  • Doctorate degree from an accredited college or university in a related engineering or science field; or
  • Currently an Advanced Reactor Training Engineer, Refueling Engineer, or Field (RPCO) Engineer at the Company.
Preferred Skills
  • Familiarity with boiling heat transfer analysis techniques
  • Willingness to work in a dynamic, cross-functional team in a fast-paced design environment
Compensation and Benefits
  • Health, Dental, Vision & Voluntary Benefits
  • Disability, Life & Accident Insurance
  • 401(k) Savings program & Capital Accumulation Plan
  • Personal & Medical Time Off
  • Paid Parental Leave
  • Flexible Work Schedules
  • Tuition Assistance for Eligible Employees
  • Student Debt Benefit Personal Time Off Sell Program
  • Employee Assistance Program (EAP)
  • Wellness Program
  • Visit us online to view all NNL benefits!
Pay Range

$86,100.00 - $ annually
Salary information provided is a general guideline only. Annual salary is based upon candidate experience and qualifications, as well as market and business considerations.

The Naval Nuclear Laboratory is operated for the U.S. Department of Energy (DOE) by Fluor Marine Propulsion, LLC (FMP), a wholly owned subsidiary of Fluor Corporation. Naval Nuclear Laboratory personnel are FMP employees who work at four DOE facilities:
Bettis Atomic Power Laboratory, Knolls Atomic Power Laboratory, Kenneth

A. Kesselring Site, and Naval Reactors Facility, and at the U.S. Department of Defense-owned Nuclear Power Training Unit-Charleston. FMP employees also have an established presence at numerous shipyards, satellite, and vendor locations.

For more than 75 years, the Naval Nuclear Laboratory has developed advanced nuclear propulsion technology, provided technical support, and trained world-class nuclear operators to ensure the safe and reliable operation of our nation's submarine and aircraft carrier fleets. The Naval Nuclear Laboratory is a national asset solely dedicated to the Naval Nuclear Propulsion Program. We rely on the dedication and innovation of our nearly 8000 engineers, scientists, technicians, and support personnel.

All candidates must be U.S. citizens. Applicants selected will be subject to a Federal background investigation and must meet eligibility requirements for access to classified matter. FMP is a government contractor and maintains a drug free workplace and workforce. All candidates must be able to pass a drug test in compliance with FMP company policy and 10 CFR 707. Marijuana is a Federal Schedule I controlled substance and illegal under Federal Law.

Therefore, FMP is required to test for marijuana.

Fluor Marine Propulsion, LLC is an Equal Opportunity Employer, including disability/vets. All qualified applicants will receive consideration for employment without regard to race, color, age, sex, religion, national origin, disability, veteran status, genetic information, or any other criteria…

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