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Ocean Modeling Jobs in Washington (NOW HIRING)

Thermal/Hydraulics Engineer

Bethesda, MD ยท On-site

$110K - $240K/yr

The ocean is the largest undeveloped frontier on earth - and the next chapter of abundant energy ... Develop and refine thermal-hydraulic analysis methods, models, and correlations (e.g., subchannel ...

New

Reactor Systems Engineer

Bethesda, MD ยท On-site

$110K - $240K/yr

The ocean is the largest undeveloped frontier on earth - and the next chapter of abundant energy ... Couple system models with neutronics and structural inputs to support multiphysics and transient ...

New

Neutronics Engineer

Bethesda, MD ยท On-site

$150K - $220K/yr

The ocean is the largest undeveloped frontier on earth - and the next chapter of abundant energy ... Maintain and expand core design simulations, including simple and complex models covering ...

New

Balance of Plant Engineer

Bethesda, MD ยท On-site

$110K - $240K/yr

The ocean is the largest undeveloped frontier on earth - and the next chapter of abundant energy ... Proficiency with heat balance and thermal cycle modeling tools. * Strong grounding in ...

New

Nuclear Safety Engineer

Bethesda, MD ยท On-site

$110K - $240K/yr

The ocean is the largest undeveloped frontier on earth - and the next chapter of abundant energy ... Develop and maintain the safety case and supporting PRA models for the reactor and associated ship ...

New

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Ocean Modeling information

What are the typical daily responsibilities of an ocean modeling professional?

As an ocean modeling professional, your day-to-day work often involves developing and running computer simulations to predict ocean behavior, analyzing large sets of environmental data, and interpreting model outputs to inform research or policy decisions. You'll collaborate closely with scientists, engineers, and sometimes government agencies or environmental organizations to ensure your models are scientifically robust and meet project objectives. Regular tasks may include coding or refining model algorithms, troubleshooting computational errors, and preparing written or visual reports to share findings with stakeholders. The role is highly collaborative and often requires balancing several projects, making communication and organizational skills especially valuable.

What is an Ocean Modeling job?

An Ocean Modeling job involves using computer simulations and mathematical models to study ocean dynamics, including currents, temperature, salinity, and climate interactions. Professionals in this field analyze data, develop predictive models, and support research related to marine ecosystems, weather forecasting, and environmental changes. They typically work in academic institutions, government agencies, or private industries like offshore energy and maritime navigation. Strong skills in programming, data analysis, and fluid dynamics are essential for this role.

What are the key skills and qualifications needed to thrive in the Ocean Modeling position, and why are they important?

To thrive in ocean modeling, you need a solid background in oceanography, mathematics, and programming, typically supported by a degree in marine science, physics, or a related field. Familiarity with computational modeling software (such as MATLAB, Python, or FORTRAN), and experience with climate or ocean modeling frameworks are essential. Strong problem-solving skills, attention to detail, and the ability to communicate complex findings to both technical and non-technical audiences help individuals excel in this field. These skills are crucial for designing accurate models, interpreting large datasets, and collaborating effectively with multidisciplinary teams to address real-world marine challenges.

What are the most commonly searched types of Ocean Modeling jobs in Washington? The most popular types of Ocean Modeling jobs in Washington are:
What are popular job titles related to Ocean Modeling jobs in Washington? For Ocean Modeling jobs in Washington, the most frequently searched job titles are:
What cities in Washington are hiring for Ocean Modeling jobs? Cities in Washington with the most Ocean Modeling job openings:
Infographic showing various Ocean Modeling job openings in Washington as of July 2026, with employment types broken down into 92% Full Time, and 8% Part Time. Highlights an 80% In-person, and 20% Remote job distribution.

Thermal/Hydraulics Engineer

Ocean Atomics LLC

Bethesda, MD โ€ข On-site

$110K - $240K/yr

Full-time

Posted 2 days ago


Job description

The ocean is the largest undeveloped frontier on earth - and the next chapter of abundant energy will be written at sea. We're building the infrastructure to power it.
About Ocean Atomics (OA)
Ocean Atomics is an American company designing, licensing, and assembling a standardized nuclear electric power plant and the surrounding support systems for maritime applications. We will install these plants on any vessel built to our nuclear-ready standards, and will provide end-to-end sustainment in our planned nuclear lifecycle dockyard. We will help develop the licensed operators to unlock this new capability for your energy intensive application at sea. To move fast and to lead the creation of this new market, we are leveraging the compact, proven systems enabled by water-cooled reactors.
Our mission
Scale nuclear energy. Power generations.
Our vision
A maritime commons thriving with abundant, economical, modern, and safe nuclear-powered activity - built, serviced, and staffed by re-industrialized American shipyards and people.
Role Summary
The Thermal-Hydraulics engineer performs design and analysis of coolant flowing through the core, primary systems, and safety systems under normal and transient conditions. This role is foundational to the reactor systems design, and the effects of ship motions and ship-driven space constraints demand uncommon levels of innovation and skill.
What You'll Do
  • Design and analyze coolant flow through the core and primary systems, evaluating pressure drop, flow distribution, mixing, and heat transfer to optimize performance.
  • Develop and refine thermal-hydraulic analysis methods, models, and correlations (e.g., subchannel, system, and CFD analyses) to support core and primary system design.
  • Establish thermal margins and operating limits (e.g., DNBR, flow-induced effects) and feed results into design and safety analyses.
  • Partner with the testing team to prioritize test campaigns, define instrumentation and conditions, and target the data most valuable to the design.
  • Incorporate test data into analytical models via validating, calibrating, and benchmarking to reduce uncertainty and improve design fidelity.
What You Bring
  • Bachelor's degree in nuclear or mechanical engineering required (advanced degree preferred).
  • Experience in reactor thermal/hydraulic design and analysis.
  • Proficiency with thermal/hydraulic and/or CFD codes (e.g., COBRA, VIPRE, STAR-CCM+, or equivalent).
  • Strong grounding in fluid mechanics, heat transfer, and two-phase flow.
  • Experience integrating experimental or test data into analytical models.

Don't meet every bullet? We'd still like to hear from you. If you're excited by the mission and most of this resonates, apply.
Export control notice
This role involves access to information subject to U.S. export control laws, including unclassified nuclear technology governed by the U.S. Department of Energy under 10 CFR Part 810. Depending on a candidate's status, access may require DOE authorization, which Ocean Atomics may apply for. Any offer is contingent on your ability to work in compliance with these requirements. We evaluate all applicants regardless of citizenship or national origin, except where required by law.
Why this matters
Every industry on Earth needs scalable, clean energy, and the ocean is the ideal place to unlock it. Joining Ocean Atomics means building real, lasting infrastructure - the kind that powers generations. The world needs abundant energy. Let's make it happen.
Ocean Atomics LLC is an equal opportunity employer.
We are committed to a workplace free of discrimination and do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, veteran status, or any other characteristic protected by applicable law. We are committed to providing reasonable accommodations; if you need an accommodation during the application process, contact info@oceanatomics.com.