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Senior Mechanical Engineer Nuclear Jobs (NOW HIRING)

Hatch

Mechanical Engineer - Nuclear

Tampa, FL · On-site

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Pittsburgh, PA · Hybrid

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Atlanta, GA · Hybrid

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Charlotte, NC · On-site

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Charlotte, NC · Hybrid

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Tampa, FL · Hybrid

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Charlotte, NC · Hybrid

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Houston, TX · Hybrid

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Atlanta, GA · On-site

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Pittsburgh, PA · Hybrid

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

Hatch

Mechanical Engineer - Nuclear

Pittsburgh, PA · On-site

Hatch is currently seeking a highly motivated Senior Mechanical Engineer - Nuclear to join our team in the United States. In the nuclear sector, we are busier than ever. Our teams are developing ...

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Senior Mechanical Engineer Nuclear information

See salary details

$74.5K

$122.6K

$171K

How much do senior mechanical engineer nuclear jobs pay per year?

As of Aug 23, 2026, the average yearly pay for senior mechanical engineer nuclear in the United States is $122,564.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,500.00 and $138,000.00 per year, depending on experience, location, and employer.

What is the difference between Senior Mechanical Engineer Nuclear vs Mechanical Engineer Nuclear?

AspectSenior Mechanical Engineer NuclearMechanical Engineer Nuclear
Required CredentialsBachelor's degree in Mechanical Engineering, PE license often preferred, relevant certificationsBachelor's degree in Mechanical Engineering, some roles may require or prefer PE license or certifications
Work EnvironmentDesign, oversight, project management in nuclear facilities, leadership rolesDesign, analysis, testing in nuclear power plants or related facilities, technical focus
Employer & Industry UsageUtilities, nuclear plant operators, engineering firmsUtilities, nuclear industry, engineering consulting firms

The main difference between a Senior Mechanical Engineer Nuclear and a Mechanical Engineer Nuclear lies in experience, responsibilities, and leadership. Senior roles typically involve project oversight, mentorship, and advanced technical expertise, while Mechanical Engineers focus on technical tasks and support roles within nuclear projects.

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Cities with the most Senior Mechanical Engineer Nuclear job openings:

What are the most commonly searched types of Mechanical Engineer Nuclear jobs?

The most popular types of Mechanical Engineer Nuclear jobs are:

What states have the most Senior Mechanical Engineer Nuclear jobs?

States with the most job openings for Senior Mechanical Engineer Nuclear jobs include:

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Senior Mechanical Engineer Nuclear jobs near you
Infographic showing various Senior Mechanical Engineer Nuclear job openings in the United States as of August 2026, with employment types broken down into 91% Full Time, 7% Part Time, 1% Contract, and 1% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $122,564 per year, or $58.9 per hour.

Mechanical Engineer - Nuclear Projects

4pconsultinginc

Baxley, GA • On-site

$86K - $114K/yr

Contractor

Re-posted 21 days ago

Job description

Position: Senior Mechanical Engineer – Nuclear Projects

Location: 11028 Hatch Pkwy N, Baxley, GA 31513
Contract: 3 Years

Client:      Southern Nuclear

Position Overview

We are seeking a Senior Mechanical Design / Project Engineer with 5–10 years of experience supporting nuclear power plant modification projects.

This role will support the Hatch Capital Extended Power Uprate (EPU) Project, performing Owner Acceptance Reviews and serving as the Responsible Design Engineer (RDE) for assigned scopes. The ideal candidate brings strong technical expertise, nuclear regulatory knowledge, and hands-on experience in plant modification and capital project environments.

Key Responsibilities

Engineering & Design Oversight

  • Perform Owner Acceptance Reviews (OARs) of engineering deliverables.
  • Fulfill Responsible Design Engineer (RDE) duties for assigned projects.
  • Review and approve design documents, calculations, specifications, and drawings.
  • Ensure compliance with nuclear design standards, codes, and regulatory requirements.

Nuclear Modification Support

  • Support plant modification projects in an operating nuclear facility.
  • Coordinate with engineering, operations, maintenance, and project management teams.
  • Evaluate design impacts on plant systems and operational performance.
  • Provide technical input to capital project planning and execution.

Project & Regulatory Compliance

  • Ensure adherence to QA requirements and nuclear regulatory standards.
  • Support Extended Power Uprate (EPU) engineering evaluations.
  • Participate in design reviews, technical meetings, and cross-functional discussions.

Required Qualifications

  • Bachelor of Science in Mechanical Engineering (Required).
  • 5–10 years of experience in nuclear power plant engineering.
  • Experience supporting nuclear plant modification projects.
  • Experience performing Owner Acceptance Reviews.
  • Experience serving as a Responsible Design Engineer (RDE).
  • Strong understanding of nuclear codes, standards, and QA processes.
  • Excellent analytical and problem-solving skills.
  • Strong written and verbal communication skills.

Preferred Qualifications

  • Experience supporting Extended Power Uprate (EPU) projects.
  • Experience in capital project execution within nuclear facilities.
  • Familiarity with plant systems such as piping, mechanical equipment, and balance-of-plant systems.

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