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How much do nuclear mechanical engineering intern jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for nuclear mechanical engineering intern in the United States is $21.88, according to ZipRecruiter salary data. Most workers in this role earn between $18.03 and $24.28 per hour, depending on experience, location, and employer.

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Infographic showing various Nuclear Mechanical Engineering Intern job openings in the United States as of August 2026, with employment types broken down into 92% Full Time, 4% Part Time, 3% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $45,516 per year, or $21.9 per hour.

Mechanical Engineering Intern - Nuclear (Summer 2027)

Aurora, CO • On-site

Sargent & Lundy
Civil Engineering Construction • 1 - 5K employees
Learn more about Sargent & Lundyexternal

$18 - $30/hr

Part-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 10 days ago

Sargent & Lundy rating

8.4

Company rating: 8.4 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

121st of 454 rated engineering

Job description

Description
This position has a target start date of summer 2027.
  • As a Mechanical Engineering Intern, you will be assigned to work on a project team and assist the engineering team members in the execution of their project work. These projects may involve the design of new and/or modifications/upgrades to existing power plant or industrial facility systems and components.
  • Working under the direction of senior engineers, this position will offer you the opportunity to utilize and expand your academic background in mechanical engineering in one or more of the following areas:
    • Assist in the preparation of engineering calculations, drawings and specifications
    • Work on a variety of tasks associated with project reporting, such as tracking and evaluating project activities, project progress, and associated data

Qualifications
We do not sponsor employees for work authorization in the U.S. for this position.
Essential skills and experience:
  • This position requires active enrollment in a Bachelor's or Master's of Science degree in Mechanical Engineering or Chemical Engineering with a strong academic background and coursework in mechanical systems analysis, including thermodynamics, fluid mechanics, and/or heat transfer
  • Proficiency with MS Office applications
  • Excellent written and verbal communication skills

Valued but not required skills and experience:
  • Prior, related internship or co-op experience
  • An understanding of the practical application of mechanical engineering principles
  • Enrollment in an ABET-accredited engineering program

AI & Automation at Sargent & Lundy
In this role, we expect people to be willing or able to solve problems using modern tools:
  • You are expected to take engineering problems from issue to solution using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs.
  • Many engineers in these roles build or use automation to create calculations, summarize technical documents, or draft design documentation, including appropriate use of agentic AI tools, with strong engineering judgment and verification of results.
  • Programming or scripting (e.g., Python, MATLAB, advanced Excel) to automate calculations, design checks, reporting, or data transformation is valued but not required.
  • We also value additional learning, such as a minor, certificate, or other training in Computer Science, Artificial Intelligence, Software Engineering, or related fields that helps you apply automation or agentic AI to real engineering problems.

Award-Winning Benefits
At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024.
Health & WellnessFinancial BenefitsWork-Life Balance
  • Health Plans: Medical, Dental, Vision
  • Life & Accident Insurance
  • Disability Coverage
  • Employee Assistance Program (EAP)
  • Back-Up Daycare
  • FSA & HSA
  • 401(k)
  • Pre-Tax Commuter Account
  • Merit Scholarship Program
  • Employee Discount Program
  • Corporate Charitable Giving Program
  • Tuition Assistance
  • First Professional Licensure Bonus
  • Employee Referral Bonus
  • Paid Annual Personal/Sick Time (PST)
  • Paid Vacation
  • Paid Holidays
  • Paid Parental Leave
  • Paid Bereavement Leave
  • Flexible Work Arrangements

Compensation Range
$18.00 - $30.00
Transparency Statement
Sargent & Lundy discloses compensation ranges that comply with all local and state regulations. The total compensation package for eligible positions will include a base salary or an hourly rate and a comprehensive benefits package, reflecting our commitment to rewarding performance and supporting the overall well-being of our employees. Individuals may also be eligible to participate in our yearly discretionary bonus.
About This Business Unit
Join Sargent & Lundy's Nuclear Power Group and be part of a team driving the future of clean, carbon-free energy. Since 1954, we've been a trusted leader in nuclear engineering, design, and licensing, with expertise spanning small modular reactors (SMRs), advanced reactor technology (ART), and first-of-a-kind commercial reactor restart projects. Our work supports life extensions and digital modernization of existing nuclear plants, coal-to-nuclear conversion initiatives with the Department of State, and international nuclear new-build projects. With a commitment to safety, innovation, and sustainability, we provide cutting-edge solutions that power communities worldwide while reducing emissions. Shape the future of global energy with us!
Equal Opportunity
Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.

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About Sargent & Lundy

Sourced by ZipRecruiter

Sargent & Lundy is one of the most experienced full-service architect-engineering firms in the world. Founded in 1891, the firm is a global leader in power and energy with expertise in grid modernization, renewable energy, energy storage, nuclear power, and fossil fuels. Sargent & Lundy delivers comprehensive project services--from consulting, design and implementation to construction management, commissioning and operations/maintenance--with an emphasis on quality and safety. The firm serves public and private sector clients in the power and energy, gas distribution, industrial, and government sectors.

Industry

Civil engineering construction

Company size

1,001 - 5,000 Employees

Headquarters location

Chicago, IL, US

Year founded

1891

Social media

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