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Nuclear Engineer

Maryland Heights, Saint Louis County
2026-07-08T14:49:45Z

Position Details

Job Description Job Description Nuclear Engineer Job Description The Senior Health Physicist / Nuclear Engineer implements key elements of the Radiation Protection Program and provides expert radiological support across production, research and development, and project activities. This role focuses on minimizing personnel exposure to radiological hazards, ensuring strict compliance with applicable regulations and procedures, and supporting continuous improvement in radiation safety practices. T…
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Nuclear Engineer - Sr

Reston, Fairfax County
2026-07-03T12:39:50Z

Position Details

Job Description Job Description Position: Nuclear Engineer LCAT: Senior Location: Reston, Virginia This position is contingent upon award . Required clearance: TS/SCI with willingness to take CI poly. Candidates with current CI poly taken within the past seven years will be prioritized. Required experience: At least 11 years Required education (Senior): Bachelor's degree in Nuclear Engineering or Physics, 11 years of experience Desired certification: Professional Engineering Description Nalley …
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Nuclear Engineer - Radiological

Austin, Travis County
2026-06-24T12:10:45Z

Position Details

Job Description Job Description Last Energy seeks an experienced Radiological Engineer to support the safety and licensing analysis for the PWR-20 micro nuclear reactor. This person will work closely with the nuclear engineering and safety analysis staff to ensure that the PWR-20 design meets radiation safety and accident dose requirements. Key Duties & Responsibilities Determine core and coolant radiological source terms Determine neutron and gamma radiation fields Calculate the dose due to th…
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Nuclear Engineer, Core Physics

El Segundo, Los Angeles County
2026-07-05T13:16:00Z

Position Details

Job Description Job Description About Radiant Radiant is an El Segundo, CA-based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-megawatt, fail-safe microreactor that can be transported anywhere power is needed and run for up to 5 years without refueling. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, rem…
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Structural Nuclear Engineer

Montgomery Village, Montgomery County
2026-04-01T00:53:00Z

Position Details

Together, we own our company, our future, and our shared success. As an employee-owned company, our people are Black & Veatch. We put them at the center of everything we do and empower them to grow, explore new possibilities and use their diverse talents and perspectives to solve humanity's biggest challenges in an ever-evolving world. With over 100 years of innovation in sustainable infrastructure and our expertise in engineering, procurement, consulting and construction, together we are build…
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Nuclear Engineer III, Nuclear Safety Analysis

Parsons, Labette County
2026-06-25T00:07:15Z

Position Details

Job Description Job Description Deep Fission is a nuclear technology company pioneering the development of a revolutionary deep borehole pressurized water reactor. We recently completed a private placement financing and Alternative Public Offering and are now operating as a public company while maintaining our startup agility and innovation focus. With strategic partnerships in place, strong private and public investment, and active engagement with the U.S. Nuclear Regulatory Commission (NRC), …
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Nuclear Engineer

Maryland Heights, Saint Louis County
2026-07-09T22:48:55Z

Position Details

Nuclear Engineer Job Description The Senior Health Physicist / Nuclear Engineer implements key elements of the Radiation Protection Program and provides expert radiological support across production, research and development, and project activities. This role focuses on minimizing personnel exposure to radiological hazards, ensuring strict compliance with applicable regulations and procedures, and supporting continuous improvement in radiation safety practices. The position requires advanced te…
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Nuclear Engineer – Sr with Security Clearance

Reston, Fairfax County
2026-05-25T12:31:33Z

Position Details

Position: Nuclear Engineer LCAT: Senior Location: Reston, Virginia This position is contingent upon award . Required clearance: TS/SCI with willingness to take CI poly. Candidates with current CI poly taken within the past seven years will be prioritized. Required experience: At least 11 years Required education (Senior): Bachelor's degree in Nuclear Engineering or Physics, 11 years of experience Desired certification: Professional Engineering Description Nalley Consulting has an outstanding op…
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Nuclear Engineer - Mid with Security Clearance

Reston, Fairfax County
2026-05-25T13:03:57Z

Position Details

Join the Nalley Consulting team as a Nuclear Engineer at Reston, VA. Position: Nuclear Engineer (Scientific Support) LCAT: Mid Location: Reston, VA Clearance: TS/SCI or Q clearance. CI poly required; those with active CI polys will have preference. Required experience: 3 years of experience supporting nuclear engineering research Required education: Bachelor's degree in physics, engineering, engineering technologies, or a physical science field. Qualifications: Supports defense analytical requi…
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Nuclear Engineering Supervisor

Mansfield, Bristol County
2026-07-03T22:39:44Z

Position Details

The Nuclear Engineering Supervisor leads a team of engineers supporting critical nuclear valve and product engineering activities in Mansfield, MA. This role is responsible for overseeing engineering execution, ensuring regulatory and quality compliance, and supporting manufacturing and customer needs across nuclear projects. The position plays a key role in driving technical excellence, operational efficiency, and team development within the Engineering group. In This Role, Your Responsibiliti…
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Senior Nuclear Engineer with Security Clearance

Reston, Fairfax County
2026-06-11T00:52:46Z

Position Details

R-00185155 Description The Leidos Analysis Solutions business area is seeking a Senior Nuclear Engineer to support critical national security missions in Reston, Virginia. In this role, you will apply advanced nuclear engineering principles in support of counterproliferation efforts and nuclear survivability (hardness) system design. Responsibilities include conducting technical assessments of foreign nuclear weapons infrastructure to reverse-engineer protective hardening measures and identify …
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Principal Nuclear Engineer SME with Security Clearance

Reston, Fairfax County
2026-06-11T00:52:46Z

Position Details

R-00185199 Description Leidos' Analysis Solutions business area is seeking a highly accomplished Principal Nuclear Engineer Subject Matter Expert (SME) to support critical national security missions in Reston, Virginia. This role offers the opportunity to apply advanced nuclear engineering expertise to some of the nation's most challenging counterproliferation and nuclear survivability problems. The successful candidate will lead technical assessments of foreign nuclear weapons infrastructure, …
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Nuclear Engineer I - Civil/Structural

Palo, Linn County
2026-06-24T21:36:01Z

Position Details

Nuclear Engineer I - Civil/Structural Date: Jun 23, 2026 Location(s): Palo, IA, US, 52324 Company: NextEra Energy NextEra Energy Resources is one of America's largest wholesale electricity generators, harnessing diverse energy sources to power progress. We deliver tailored energy solutions that fuel economic growth, strengthen communities, and help customers achieve their energy goals. Ready to make a lasting impact? Take the next step in your career with us! Position Specific Description Be pa…
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Nuclear Surety Engineer

Utah, US
2026-06-17T04:07:09Z

Position Details

Job ID: 2613685 Location: Hill AFB, UT, US Date Posted: 2026-06-15 Category: Engineering and Sciences Subcategory: Nuclear Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a motivated and detail-oriented Nuclear Surety Engineer to provide critical support to one of the Department of Defense's most complex and vital acquisition efforts - the Sen…
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Nuclear Engineer

El Segundo, Los Angeles County
2026-05-07T05:07:57Z

Position Details

About Radiant Radiant is an El Segundo, CA-based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-megawatt, fail-safe microreactor that can be transported anywhere power is needed and run for up to 5 years without refueling. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. R…
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Nuclear Engineer

US
2026-02-11T17:57:48Z

Position Details

In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible. Job Description: NUCLEAR ENGINEER When it comes to what you want in your career, if you …
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Nuclear Engineer

Sully Station, Fairfax County
2026-02-12T16:45:47Z

Position Details

In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what's possible. Job Description: NUCLEAR ENGINEER When it comes to what you want in your career, if you …
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Nuclear Engineer

Lansing, Ingham County
2026-05-16T03:39:02Z

Position Details

Nuclear Engineer Who we are… We are a team of scientists, engineers, technicians, and innovators dedicated to changing the world by developing medical isotopes to treat and eradicate cancer. We believe in building an environment where collaboration, curiosity, and camaraderie thrive. We also enjoy darts, cornhole, ping-pong, chili cook-offs, and other fun events that makes our company a community where we make a life, not just a living. Who you are… You are someone who is analytical, curious, d…
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Nuclear Engineer

Lonsdale, Knox County
2026-06-09T21:41:05Z

Position Details

Requisition ID: 295566 Relocation Authorized: National - Family Telework Type: Part-Time Telework Work Location: Knoxville, TN Extraordinary teams building inspiring projects: Since 1898, we have helped customers complete more than 25,000 projects in 160 countries on all seven continents that have created jobs, grown economies, improved the resiliency of the world's infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner place. Differen…
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Nuclear Engineer

San Leandro, Alameda County
2025-11-28T20:39:12Z

Position Details

Fuse is on a mission to accelerate the world’s transition to fusion energy. Our core product is TITAN: an Impedance Matched Marx Generator (IMG). TITAN is the most efficient and powerful (TW) machine of its kind. Fusers have built and licensed Magical Unicorn and FAETON I, 2 novel pulsed power generators. You are joining an early-stage fusion company. Please expect to wear different hats and take 0 to 1 ownership of objectives. Changing the world is hard but honorable and fulfilling. You should…
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