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NuScale

Develops and licenses small modular reactors

Nuclear Engineer 4

Full-Time
$114k - $178.2k/yr
Senior, Expert
Bachelor's, Master's
Remote in USA
RemoteRemote work is available only to individuals living outside a 30-mile radius of a NuScale office and within the contiguous United States.
Mechanical Engineering

About the job

Requirements
  • A minimum of a bachelor's degree in Nuclear, Mechanical, or Chemical Engineering, or a related discipline, from a four-year accredited college or university is required.
  • A minimum of 8 years of full-time, directly relevant engineering experience is required.
  • Demonstrated experience implementing engineering design processes for core design, neutronics, reactor engineering, and related safety analysis is required.
  • Practical knowledge of and experience with PWR reactor physics analyses is critical.
  • The candidate must be eligible to work under Department of Energy 10 CFR Part 810.
  • The candidate must understand and communicate clearly using a phone, personal interaction, and computers.
  • The candidate must be able to learn new job functions, understand new concepts quickly, and apply them accurately in a rapidly evolving environment.
  • The candidate must be able to sit and stand, walk, bend, use hands to operate office equipment, and reach with hands and arms.
  • The candidate must be able to travel nationally and locally using common forms of transportation.
  • The employee must perform essential duties and responsibilities efficiently and accurately, with or without reasonable accommodation, without causing significant safety threat to self or others.
Responsibilities
  • Perform core design and neutronics analysis for cycle design and reloads, including lattice physics generation, core loading optimization, and safety-related physics inputs to engineering design and analysis interfaces and licensing.
  • Prepare core monitoring inputs, COLR inputs, and other technical information for operations support; translate method limits, assumptions, and uncertainties into practical guidance for plant engineering and operations.
  • Configure, validate, and maintain core monitoring software models and inputs to ensure reliable online core follow, margin tracking, and surveillance alignment with Technical Specifications.
  • Design, analyze, and support deployment of neutron source assemblies, including mechanical and neutronics evaluations, integration with monitoring instrumentation, control of physical design interfaces, and strategy development for plant deployments.
  • Assess the design and licensing basis and identify risks, challenges, and opportunities with the established design and methods, using industry best practices and state-of-the-art advancements.
  • Ensure alignment and integration of licensed methods with their application to services for customers and other end users.
  • Provide technical leadership within Nuclear Design, define design scope, direct complex analysis tasks in areas of expertise, and mentor junior engineers.
  • Prepare and verify engineering reports, calculations, studies, system descriptions, requirement specifications, and other design documents; work on tasks in multiple and diverse areas.
  • Support development and maintenance of licensed nuclear design methods and associated implementing analyses.
  • Collaborate within Nuclear Fuels and across the Engineering organization to ensure design and analysis interfaces are adequately managed; align analysis milestones with operations schedules, outage windows, and reload execution plans.
  • Communicate across disciplines, organizational levels, and with internal and external stakeholders, including customers and regulatory bodies, in areas of technical responsibility.
  • Develop innovative solutions to multifaceted technical challenges requiring original thinking, multi-physics reasoning, and the ability to navigate uncertainty; independently frame problems, propose solution strategies, and execute analyses with minimal oversight.
  • Flexibly support changing organizational priorities, including urgent analysis needs, cross-functional reviews, technical troubleshooting, and special studies.
  • Perform other duties as assigned.
  • Adhere to and model NuScale's Safety culture and influence peers to meet high safety standards.
  • Understand and implement quality assurance regulations, standards, and guidelines of 10 CFR 50 Appendix B, 10 CFR 21, and NQA-1.
Desired Qualifications
  • An M.S. in Nuclear, Mechanical, or Chemical Engineering is desirable.
  • Experience in fuel design or fuel performance is preferred.

About the company

NuScale Power develops and commercializes small modular reactor (SMR) technology for carbon-free power. Its main product, the NuScale Power Module (NPM), is a 77 MWe integral PWR that combines the reactor vessel, steam generator, and pressurizer in a factory-fabricated unit, using natural circulation and passive safety, with the whole module submerged in a water-filled pool inside a seismically robust building. The VOYGR plant can house up to 12 NPMs for up to 924 MWe, allowing incremental deployment and licensing-based revenue supported by partners like Fluor and Doosan Enerbility. The goal is to provide scalable, reliable carbon-free power for electricity, district heating, desalination, and hydrogen production, with international projects in Europe and Africa.

Company Size

501-1,000

Company Stage

IPO

Headquarters

Corvallis, Oregon

Founded

2007

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Simplify's Take

What believers are saying

  • On September 1, 2026, NuScale and MillenniTEK fabricated first boron-oxide ECCS pellets.
  • Romania's RoPower advanced in 2026, and TVA continued planning up to 6 GW.
  • NuScale ended Q2 2026 with $1.9 billion cash, funding commercialization runway.

What critics are saying

  • Q2 2026 revenue was $75,000, after RoPower FEED ended in late 2025.
  • NuScale filed an additional $750 million ATM on August 11, 2026, diluting holders.
  • Pomerantz launched a securities investigation on September 17, 2026; a failed first project kills the thesis.

What makes NuScale unique

  • NuScale holds the only NRC-approved SMR design, updated again May 2025.
  • Its 77-MWe modules use passive safety and natural circulation, cutting active-system dependence.
  • The modular VOYGR design scales from one to twelve modules for different buyers.

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Benefits

  • Remote Work Options

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

-1%
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Oct 19th, 2026
Amazon's nuclear bet spotlights three stocks: Constellation ($96.1B), Oklo ($5.2B), NuScale ($2.5B)

Amazon's decision to fund 12 small nuclear reactors at a former Indiana coal plant is turning the debate over atomic power into a live commercial test. A major buyer is now committing to nuclear energy for data centre-level reliability. A Simply Wall St screen highlights three nuclear stocks. NuScale Power (market cap $2.5 billion) develops small modular reactors and earned about $11 million from US utility-related activities. Constellation Energy ($96.1 billion) runs a large nuclear fleet and reports about $31.3 billion from generation. It has roughly 920MW of long-term nuclear contracts with investment grade buyers, averaging 18.5 years. Oklo ($5.2 billion) builds 15–75MW Aurora fission plants and recycles used fuel. The US Nuclear Regulatory Commission approved its Principal Design Criteria for Aurora, though the reactors are not yet fully licensed.

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Oct 12th, 2026
Nuclear boom: three dividend stocks yielding up to 5.3% beat loss-making Oklo and NuScale

Electricity demand over the next 20 years is expected to run six times higher than from 2005 to 2025, driven by artificial intelligence (AI) and electric vehicles. Nuclear power is set to help meet it. Small reactor developers Oklo and NuScale Power are risky bets. In the second quarter of 2026, Oklo made $1.4 million in revenue against $74.4 million in operating expenses; NuScale made $75,000 against just over $64 million. Neither pays a dividend. Dividend payers offer other routes. Constellation Energy, which runs the largest US nuclear fleet, yields about 0.5% and has power deals with Microsoft, Meta, and Amazon. NextEra Energy yields 3.2% and plans to buy Dominion Energy. Brookfield Renewable yields 5.3% and owns a stake in Westinghouse.

Yahoo Finance
Oct 7th, 2026
GE Vernova's 300MW reactor wins first US small modular construction permit, beating NuScale

The US Nuclear Regulatory Commission has approved Tennessee Valley Authority's application to construct a 300-megawatt BWRX-300 reactor from GE Vernova at its Clinch River site in Tennessee. This marks the first commercial small modular reactor the NRC has cleared for construction. The approval came after a 14-month review, four months ahead of schedule. Ontario Power Generation also received a licence to construct the first BWRX-300 in Canada in April 2025, with construction now underway. Meanwhile, NuScale Power, which holds the only NRC design certification for a small modular reactor, has no firm customer commitments yet. Its shares have fallen approximately 86% from a year ago. NuScale's revenue dropped from $8.1 million in Q2 2025 to just $75,000 in Q2 2026, whilst operating losses grew to $64 million.

Yahoo Finance
Oct 4th, 2026
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Centrus Energy has announced a planned joint venture with small modular reactor developer Oklo to support growing demand for specialised nuclear fuel. Centrus supplies High-Assay, Low-Enriched Uranium (HALEU), required for most US reactors to achieve smaller designs. Its Piketon, Ohio facility was the first in the country licensed to produce HALEU. The company reported $176.1 million revenue in Q2, up 14% year-over-year, and $16.8 million net income. It ended the quarter with a $4.5 billion future revenue backlog extending through 2040, including $3 billion of HALEU and Low-Enriched Uranium. Recent deals include a $900 million HALEU enrichment award with the US Department of Energy and supply agreements with Antares Nuclear, Radiant, and X-energy.

NuScale Power
Sep 16th, 2026
NuScale Power Secures Investment, Support for SMR Deployment from IHI Corporation

As part of a demonstration of continued Japanese interest in NuScale Power, IHI will support future deployments of NuScale SMRs.