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Nuclear Core Design Engineer Jobs in Connecticut

US Navy

Nuclear Engineer

Wilton, CT

$102K - $122K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Rockville, CT

$94K - $113K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Hazardville, CT

$99K - $119K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Glenville, CT

$110K - $132K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Canaan, CT

$101K - $121K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Greenwich, CT

$110K - $132K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Middletown, CT

$99K - $119K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Derby, CT

$98K - $118K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Niantic, CT

$90K - $107K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Danielson, CT

$92K - $110K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Lakeville, CT

$99K - $119K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Botsford, CT

$99K - $118K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Greenwich, CT

$109K - $131K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Mechanicsville, CT

$99K - $119K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

US Navy

Nuclear Engineer

Noroton, CT

$105K - $126K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Nuclear Engineer (Naval Reactors Engineer) Category / Component ... Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program ...

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All JobsNuclear Core Design Engineer JobsNuclear Core Design Engineer Jobs in Connecticut

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 Connecticut?

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

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

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

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

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

Nuclear Core Design Engineer jobs near you
Infographic showing various Nuclear Core Design Engineer job openings in Connecticut as of August 2026, with employment types broken down into 100% Full Time. Highlights an 86% In-person, 7% Hybrid, and 7% Remote job distribution.

CAD Design Engineer

Preferred Utilities Manufacturing Corp.

Danbury, CT • On-site

$80K - $110K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 26 days ago

Job description

Full Job Description

Preferred Utilities is a manufacturer and supplier of combustion and fuel oil systems with headquarters in Danbury CT. With over a hundred years as a family run business we offer made in the USA products in all areas of combustion and fuel oil systems.

We are seeking a skilled Design Engineer with experience in logic-based automation and rule development to support the optimization of our existing products, and the automation of CAD generation for custom-engineered projects using DriveWorks.

The ideal candidate will have mid- to senior-level experience in SolidWorks design, a solid understanding of sheet metal and piping system manufacturing. The successful candidate must be a strong logical thinker and problem solver, capable of developing clear, efficient rules to drive design automation. CAD automation will be implemented using DriveWorks software. This role will serve as the in-house expert and champion for DriveWorks-based automation initiatives.

What You Will Be Doing

· Utilize SolidWorks to create 3D models and fabrication drawings.

· Use DriveWorks to automate the creation of SolidWorks projects

· Incorporate engineering calculations into DriveWorks

· Work with our factory to improve manufacturing methods

· Work with Combustion designers and Fuel Handling designers to improve CAD design methods

Basic Requirements

· Able to work in-person in our Danbury, CT office.

· Minimum of BS in Mechanical Engineering, Manufacturing Engineering, or Industrial Design

· Associates or similar in Mechanical Design with Logic Programming experience will be considered

· Proficiency in DriveWorks is preferred

· Proficiency in SolidWorks (parts, sheet-metal, assemblies, and drawings).

· Some experience with DraftSight, AutoCAD, or similar 2D software

· Experience in MS Excel rule and function-based automation

· Attention to detail

· Proficiency in Microsoft Office tools.

· Willing to learn new skills.

· Ability to work efficiently with multiple engineering disciplines.

· Excellent communication and documentation skills.

· Ability to sit for extended periods and work on a computer

· Ability to lift to 25 lbs

Benefits:

· 401(k)

· 401(k) matching

· Health insurance

· Health savings account

· Vision insurance

· Dental insurance

· Life insurance

· Paid time off

· Quarterly bonus potential

Company Description

With over 100 years of industry history to draw from, Preferred is uniquely positioned to partner with you to reduce your emissions and increase your efficiencies to meet the sustainability targets of the future. Our expertise ranges from fuel oil handling systems and components, boiler instrumentation and controllers, cutting-edge remote monitoring systems, low- and ultra low-NOx burners, renewable and bio-fuel burners, specialty combustion applications like waste fuel, and nuclear power plant outage reduction tools and components.