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Nuclear Core Design Engineer Jobs in Maryland (NOW HIRING)

X Energy LLC

Nuclear Engineer, IV

Rockville, MD · On-site +1

$100K - $120K/yr

Reactor core design and analysis. * Radiation shielding design and analysis. * Nuclear fuel ... Other areas of nuclear engineering or nuclear physics relevant to the design and analysis of small ...

X Energy LLC

Nuclear Engineer, IV

Rockville, MD · Hybrid

$100K - $120K/yr

Reactor core design and analysis. * Radiation shielding design and analysis. * Nuclear fuel ... Other areas of nuclear engineering or nuclear physics relevant to the design and analysis of small ...

X energy LLC

Engineer II, Nuclear

Rockville, MD · On-site

$105 - $135/hr

Reactor core design and analysis.Radiation shielding design and analysis.Nuclear fuel analysis and ... Other areas of nuclear engineering or nuclear physics relevant to the design and analysis of small ...

X Energy LLC

Engineer II, Nuclear

Rockville, MD · Hybrid

$100K - $120K/yr

Reactor core design and analysis. * Radiation shielding design and analysis. * Nuclear fuel ... Other areas of nuclear engineering or nuclear physics relevant to the design and analysis of small ...

X Energy LLC

Engineer II, Nuclear

Rockville, MD · On-site +1

$100K - $120K/yr

Reactor core design and analysis. * Radiation shielding design and analysis. * Nuclear fuel ... Other areas of nuclear engineering or nuclear physics relevant to the design and analysis of small ...

Socket.dev

Nuclear Electrical Design Engineer

Bethesda, MD · On-site

$140 - $210/hr

Bachelor's degree in Electrical Engineering, Electrical Engineering Technology, or a closely related discipline. * 10+ years of electrical power system design experience on nuclear, marine, utility ...

Socket.dev

Neutronics Engineer

Bethesda, MD · On-site

$120 - $180/hr

Our Neutronics Engineers will design, simulate, optimize, and document the neutronic aspects of our ... core neutronics simulations * Strong understanding of nuclear design couplings, challenges ...

Ocean Atomics LLC

Neutronics Engineer

Bethesda, MD · On-site

$150K - $220K/yr

Our Neutronics Engineers will design, simulate, optimize, and document the neutronic aspects of our ... core neutronics simulations * Strong understanding of nuclear design couplings, challenges ...

X Energy LLC

Mechanical Design Engineer

Rockville, MD · On-site

$77K - $105K/yr

... Graphite Core Components, Reactor Cavity Cooling System, or Nuclear Auxiliary Systems. This ... Integrate design activities across engineering team members, partners, and suppliers and perform ...

X Energy LLC

Mechanical Design Engineer

Rockville, MD · On-site

$77K - $105K/yr

... Graphite Core Components, Reactor Cavity Cooling System, or Nuclear Auxiliary Systems. This ... Integrate design activities across engineering team members, partners, and suppliers and perform ...

Ocean Atomics LLC

Nuclear Fuels Engineer

Bethesda, MD · On-site

$110K - $240K/yr

Establish fuel-related operating margins and safety criteria and feed results into core design and ... Bachelor's degree in nuclear engineering required (advanced degree preferred). * Experience in ...

CSG

MD · On-site

$69K - $93K/yr

Mechanical Design Engineer Join a pioneering advanced nuclear energy company at the forefront of developing the next generation of clean, reliable power. As the energy landscape evolves, this ...

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Nuclear Core Design Engineer information

What does a nuclear core design engineer do?

A Nuclear Core Design Engineer is responsible for designing, analyzing, and optimizing the arrangement and performance of fuel assemblies within a nuclear reactor core. Their work ensures the reactor operates safely and efficiently while meeting regulatory requirements and power output goals. This involves complex calculations, simulations, and collaboration with other engineers to assess fuel utilization, thermal limits, and overall core behavior during various operating conditions.

What are the key skills and qualifications needed to thrive as a nuclear core design engineer?

To thrive as a Nuclear Core Design Engineer, you need a strong background in nuclear engineering, reactor physics, and thermodynamics, typically supported by a relevant engineering degree. Proficiency with simulation and modeling software such as MCNP, SCALE, or CASMO, and familiarity with regulatory codes are essential. Strong analytical thinking, attention to detail, and effective teamwork set standout professionals apart in this field. These skills ensure safe, efficient, and regulatory-compliant reactor core designs, which are critical for nuclear plant operation and public safety.

What are some common challenges faced by nuclear core design engineers during new reactor projects?

Nuclear Core Design Engineers often encounter challenges such as balancing safety requirements with optimal reactor performance during new projects. They must navigate complex regulatory standards, work with interdisciplinary teams, and ensure that their designs account for fuel efficiency, thermal limits, and long-term reliability. Close collaboration with safety analysts, operations staff, and regulatory bodies is essential to address evolving project needs and unexpected technical issues. Staying current with technological advancements and adapting designs to new materials or methodologies is also a key part of the role.

What is the difference between Nuclear Core Design Engineer vs Nuclear Reactor Engineer?

AspectNuclear Core Design EngineerNuclear Reactor Engineer
Primary FocusDesigning and optimizing nuclear reactor cores for safety and efficiencyOperating, monitoring, and maintaining nuclear reactors during operation
Required CredentialsEngineering degree, often with specialization in nuclear engineering, certifications in reactor safetyEngineering degree, nuclear engineering background, reactor operation licenses
Work EnvironmentDesign labs, research facilities, engineering officesReactor sites, power plants, operational control rooms
Industry UsageUsed during reactor design, development, and safety analysis phasesActive during reactor operation, maintenance, and troubleshooting

The main difference is that Nuclear Core Design Engineers focus on designing and optimizing reactor cores before and during construction, while Nuclear Reactor Engineers are involved in the operation and maintenance of reactors once they are active. Both roles require nuclear engineering expertise but serve different stages of the reactor lifecycle.

What are popular job titles related to Nuclear Core Design Engineer jobs in Maryland?

For Nuclear Core Design Engineer jobs in Maryland, the most frequently searched job titles are:

What job categories do people searching Nuclear Core Design Engineer jobs in Maryland look for?

The top searched job categories for Nuclear Core Design Engineer jobs in Maryland are:

What cities in Maryland are hiring for Nuclear Core Design Engineer jobs?

Cities in Maryland with the most Nuclear Core Design Engineer job openings:

Nuclear Core Design Engineer jobs near you

Nuclear Engineer, IV

X Energy LLC

Rockville, MD • On-site, Remote

$100K - $120K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 4 days ago

Job description

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us.
Job Description
This role is responsible for performing engineering tasks associated with designing, developing, and conducting analyses of a nuclear reactor or nuclear facility.
Job Profile Tasks/Responsibilities
  • Perform design, analysis, and evaluation in assigned projects using sound engineering principles and adhering to business standards, practices, procedures, and product / program requirements.
  • Lead the execution of the core tasks and responsibilities listed in the Job Profile Task/Responsibilities section of this document, without close supervision and some latitude for independent judgment.
  • Provide feedback and guidance to more junior team members with the execution of the core tasks and responsibilities listed in the Job Profile Task/Responsibilities section of this document.
  • Lead small groups of engineers to solve complex technical problems and deliver high quality engineering work products on time and within budget.
  • Collaborate in planning, scheduling, and organizing detailed phases of engineering work.
  • Collaborate in the technical oversight and direction of internal or external design teams.
  • Facilitate and assist in the assessment of customer needs and capture requirements and functions related to nuclear engineering.
  • Execute nuclear engineering assignments with clear and specified objectives; utilize conventional specifications and/or Interface Control Documents and plans.
  • Recommend system design alterations and enhancements to improve quality of products and/or procedures from an assembly, transportation, construction, commissioning, operations, maintenance, and/or decommissioning perspective.
  • Lead reviews and presentations for internal company design reviews and customer design reviews regarding nuclear design.
  • Organize engineering efforts in assigned areas between specialty and other engineering groups or disciplines, with the client, suppliers, contractors, or other groups as required.
  • Maintain a professional demeanor and behavior at all times, in all forms of communication.
  • Perform other duties as assigned by manager.

Job Profile Minimum Qualifications
  • Bachelor's degree in nuclear engineering or related degree from an accredited institution.
  • Typically, ten years of experience in an engineering role.
    • A master's degree in engineering or related field (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience) may be in lieu of two years of experience.
    • A Ph.D. in engineering or related field (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience) may be in lieu of three years of experience.
    • Previous experience at X-energy exceeding performance standards may be in lieu of years of experience.
  • Possess technical experience and proven expertise in one or more of the following areas:
    • Reactor core design and analysis.
    • Radiation shielding design and analysis.
    • Nuclear fuel analysis and qualification.
    • Criticality safety.
    • Reactor multiphysics analysis, especially pertaining to transient analysis.
    • Nuclear materials and chemistry.
    • Nuclear analysis software development, verification and validation.
    • Other areas of nuclear engineering or nuclear physics relevant to the design and analysis of small modular reactors, microreactors, and nuclear facilities.

Location: 9801 Washingtonian Boulevard, Gaithersburg, Maryland
Work Site Expectations: 4 days in office, 1 day remote
Travel Expectations: 10% (as needed for project assignment)
Hours: Standard office hours are 8:00am ET to 5:00pm ET, Monday -Friday
Compensation
As required by Maryland and other applicable state law, X Energy, LLC (X-energy) lists the expected compensation range for a publicly advertised job opportunity based upon the job requirements (e.g. education/training, experience, skill sets, etc.). Individual candidates who meet the job requirements for the posted position will be offered a salary within this range based on their respective levels of education/training, experience, and other qualifications unique to them. Salary ranges may vary based on the specific office location and region referenced in the posting to take into consideration differences in cost of living and may not be reflective of all regions. Please note that compensation ranges listed for US job postings reflect base salary only and do not include benefits or other incentives.
Offers within the posted salary range are commensurate with the individual's qualifications for the position, along with a view on internal equity, market data, and room for growth. The salary range for this position is:
$155,000- $185,000
Position Job Classification
Full time - Exempt
Benefits
X Energy, LLC offers a robust benefits package that includes a 401K plan with an employer match, Medical/Dental /Vision Insurance, Life and Disability Insurance, Paid Time Off, and a Tuition Reimbursement/Professional Development policy that supports the continuing education of our employees.
An Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
X Energy, LLC participates in E-Verify. Please visit the links below for more information about E-Verify and the protection of your Right to Work.
Right To Work Link: If you have the right to work, don't let anyone take it away (e-verify.gov)
E-Verify Participation Link: E-Verify Participation Poster English and Spanish

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