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Nuclear Design Engineer Jobs in Tennessee (NOW HIRING)

Spectra Tech, Inc.

Design Engineer

Oak Ridge, TN · On-site

Execute mechanical design and detailing of components and assemblies for fusion-relevant ... Minimum Requirements (Education & Experience) * BS in Mechanical Engineering, Nuclear Engineering ...

SPECTRA TECH INC

Design Engineer

Oak Ridge, TN

Minimum Requirements (Education & Experience) BS in Mechanical Engineering, Nuclear Engineering, or ... Proficiency or exposure to fluid system design, heat transfer, and facility utilities (cooling ...

SPECTRA TECH, Inc.

Design Engineer

Oak Ridge, TN · On-site

Minimum Requirements (Education & Experience) • BS in Mechanical Engineering, Nuclear Engineering ... Ability and interest to lead small design or assembly task teams as experience grows. Key ...

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All JobsNuclear Design Engineer JobsNuclear Design Engineer Jobs in Tennessee

Nuclear Design Engineer information

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$56

$77

$92

How much do nuclear design engineer jobs pay per hour?

As of Jul 26, 2026, the average hourly pay for nuclear design engineer in Tennessee is $77.23, according to ZipRecruiter salary data. Most workers in this role earn between $75.05 and $85.10 per hour, depending on experience, location, and employer.

What is a Nuclear Design Engineer job?

A Nuclear Design Engineer is responsible for designing, analyzing, and optimizing nuclear systems, components, or reactors. They work on fuel assemblies, shielding, cooling systems, and safety mechanisms to ensure efficient and secure nuclear operations. Their role involves applying physics, engineering principles, and regulatory standards to develop safe and effective nuclear technology. These engineers collaborate with scientists, regulatory bodies, and project teams to ensure compliance and innovation in nuclear energy or research applications.

What are the key skills and qualifications needed to thrive in the Nuclear Design Engineer position, and why are they important?

To thrive as a Nuclear Design Engineer, you need a strong background in nuclear engineering, physics, and mathematics, typically supported by a relevant Bachelor's or Master's degree. Familiarity with industry-standard modeling software (such as MCNP or SCALE), CAD tools, and adherence to regulations like NRC or ASME codes are essential, and certifications such as a Professional Engineer (PE) license can be advantageous. Strong analytical thinking, teamwork, and effective communication skills set standout candidates apart in this field. These capabilities are vital for ensuring safe, efficient, and compliant nuclear system designs that meet rigorous industry and safety standards.

What engineers make $300,000 a year?

Senior nuclear design engineers with extensive experience, advanced certifications, and specialized skills can earn $300,000 or more annually, especially in high-demand industries or senior leadership roles. Compensation varies based on location, employer, and level of expertise, often including bonuses and benefits.

Can you make $500,000 as a nuclear engineer?

Nuclear design engineers can earn high salaries, especially with extensive experience, advanced certifications, and working in senior or specialized roles. While some senior nuclear engineers in high-demand areas may approach or exceed $500,000 annually, such compensation is typically reserved for those with significant expertise and leadership positions. Entry-level or mid-career salaries are generally lower, often ranging from $80,000 to $150,000 per year.

What are some typical challenges a Nuclear Design Engineer may encounter on the job?

Nuclear Design Engineers often face complex technical challenges, such as optimizing reactor core configurations for safety and efficiency, adhering to strict regulatory requirements, and ensuring accurate modeling of nuclear systems. They may also need to troubleshoot unexpected design issues, interpret extensive technical data, and keep up with advancements in nuclear technology and safety protocols. Working closely with multidisciplinary teams—including mechanical, electrical, and safety engineers—requires strong collaboration and communication. Navigating these challenges not only sharpens problem-solving skills but also contributes significantly to both personal professional development and the overall safety and success of nuclear projects.

What engineers make $500,000 a year?

Highly experienced nuclear design engineers with advanced expertise, leadership roles, or specialized skills can earn $500,000 or more annually, especially in senior management or consulting positions. Such salaries often require extensive experience, advanced certifications, and working in high-demand or high-security environments.

What does a nuclear design engineer do?

A nuclear design engineer develops and analyzes designs for nuclear reactors and related systems to ensure safety, efficiency, and compliance with regulations. They use specialized software, perform simulations, and collaborate with multidisciplinary teams throughout the design process, often requiring knowledge of nuclear physics, engineering principles, and safety standards.
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Nuclear Design Engineer jobs near you
Infographic showing various Nuclear Design Engineer job openings in Tennessee as of July 2026, with employment types broken down into 87% Full Time, 10% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $160,648 per year, or $77.2 per hour.
Mechanical Engineer - Nuclear

Mechanical Engineer - Nuclear

Mesa Associates Inc.

Chattanooga, TN • Hybrid

Full-time

Posted 7 days ago

Job description

GIG Nuclear / Generation Industrial & Government

This position is not eligible for recruiting or sourcing by outside parties.

Disclaimer: Be cautious and only respond to emails from our “mesainc.com” domain. We will never ask for sensitive information, such as bank account details, SSN, etc., via email. If you receive any communication asking for such information, it is not from Mesa. For any concerns, or to verify the authenticity of a message, please contact us through our official channels.

The position is hybrid working a minimum of 3 days in the office, typically Tuesday through Thursday, with the ability to work from home the remaining workdays. Candidates must be able to travel to plant sites when needed (approx. 6-8 days/month with ability to support longer durations).

We’ve got the power to energize your career and spark YOUR work/life balance through professional development and exceptional benefits. Don’t delay, plug in today for an inclusive and meaningful career. Mesa Associates, Inc. is a woman/minority-owned full-service engineering, procurement, and project management firm covering power, defense, aerospace, industrial, commercial, and municipal entities. We specialize in power generation and delivery services. Our Nuclear Services Division specializes in providing high-quality engineering, procurement, design, and project management for operating and new reactor clients, and partners with our other divisions to integrate nuclear design with electrical high-voltage, substations, switchyard, transmission line, distribution, and artificial intelligence integration design. We have been in the top 10 of EC&M's Top 40 Electrical Design Firms since 2012. With over 1,000 associates, we are big enough to perform, but small enough to care!

Education/Experience/Licensure:

  • Bachelor of Science degree in Mechanical or Nuclear Engineering from an accredited university (required)
  • EIT (highly preferred) – or ability to obtain EIT within one year of employment (required)
  • Previous design experience related to modifications in nuclear (DOE or commercial) plants (preferred) 
  • 4+ years' experience working with multiple operating nuclear clients and vendors (preferred)
  • Ability to obtain unescorted access at an operating or construction nuclear plant (required)
  • Basic knowledge of mechanical design codes (ASME, ANSI, API, NFPA)
  • Proficient computer skills (e.g. Microsoft Office Suite). Additional software skills including Bluebeam, MicroStation, AutoCAD, Vault, Plant3D, Inventor, ReCap, SolidWorks, FARO Scene, and other 3D rendering programs (preferred)

Responsibilities:

  • Participate in the development of deliverables for nuclear projects within the Mechanical and/or Nuclear discipline
  • Report to an assigned Project Engineer and act as a Design Engineer for Mechanical and/or Nuclear projects
  • Be responsible for working with other engineers and designers to prepare design change packages for modifications at operating nuclear plants and other associated nuclear facilities
  • Be proficient in preparation of engineering change packages (EC’s)
  • Conduct field walkdowns to determine existing configuration of plant structures, systems, and components
  • Follow a strict adherence to mechanical codes and standards

Successful candidates will:

  • Possess the ability to interpret codes and, regulations, and standard practices
  • Be able to demonstrate adaptability; must be proficient in identifying, troubleshooting, and resolving issues within a nuclear power plant environment
  • Have effective oral and written communication skills (includes technical writing)
  • Possess excellent communication skills and ability to interface with customers and internal team members under a matrixed organization

Notice to External Search Firms: Mesa Associates, Inc. and its subsidiaries do not accept unsolicited resumes and will not be obligated to pay a placement fee for unsolicited resumes. Mesa Associates, Inc. Talent Acquisition engages with approved search firms directly for specific hiring needs.

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