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Internship Nuclear Engineering Jobs (NOW HIRING)

Nuclear Systems Engineer

Bethesda, MD · On-site

$110 - $170/hr

Role Summary As Nuclear Systems Engineer, you work on the system-level design of the reactor ... engineering exposure through internships, research, or early-career roles on reactor or complex ...

Nuclear Systems Engineer

Bethesda, MD · On-site

$110K - $240K/yr

Role Summary As Nuclear Systems Engineer, you work on the system-level design of the reactor ... engineering exposure through internships, research, or early-career roles on reactor or complex ...

Minimum Requirements (Education & Experience) • BS in Mechanical Engineering, Nuclear Engineering ... internships, or professional experience) in: o Mechanical design fundamentals (mechanics of ...

Minimum Requirements (Education & Experience) BS in Mechanical Engineering, Nuclear Engineering, or ... Demonstrated ability (through coursework, project work, internships, or professional experience) in ...

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How much do internship nuclear engineering jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for internship nuclear engineering in the United States is $19.31, according to ZipRecruiter salary data. Most workers in this role earn between $16.11 and $20.91 per hour, depending on experience, location, and employer.
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Infographic showing various Internship Nuclear Engineering job openings in the United States as of August 2026, with employment types broken down into 91% Full Time, 4% Part Time, 4% Contract, and 1% Nights. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $40,174 per year, or $19.3 per hour.

Post-Baccalaureate Student in Nuclear Criticality Safety

Los Alamos National Laboratory

Los Alamos, NM • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 6 days ago


Los Alamos National Laboratory rating

9.2

Company rating: 9.2 out of 10

Based on 33 frontline employees who took The Breakroom Quiz

8th of 120 rated laboratories


Job description

Description
Job Title Post-Baccalaureate Student in Nuclear Criticality Safety
Location Los Alamos, NM, US
Organization Name NCS / NUCLEAR CRITICALITY SAFETY
Minimum Salary
Maximum Salary
What You Will Do
The Nuclear Criticality Safety Division (NCS) is seeking a highly motivated post-baccalaureate with a strong background in nuclear engineering to support development of challenging criticality safety evaluation documents (CSEDs) as well as all aspects of criticality safety.
This role involves close collaboration within a highly interdisciplinary team supporting a variety of nuclear facilities across LANL.
What You Need
Minimum Job Requirements:
  • Degree in Nuclear Engineering
  • Proficiency in Python and MCNP
  • Interest in pursuing criticality safety as a career

Education/Experience :
  • Post-Associate's/Post-Bachelor's
  • Must have earned an Associate's or a Bachelor's degree from an accredited institution (or international equivalent) within the last 3 years in an appropriate field,
  • Must have graduated with a cumulative GPA of 2.75 or above on a 4.0 scale (or equivalent).

Desired Qualifications:
  • Experience running MCNP, kcode calculations preferred
  • Self-motivated to work independently
  • Strong communication skills
  • Comfortable in a customer-service environment
  • Ability to obtain security clearance (Q)

Work Environment:
Work Location : Onsite/Hybrid: This position is located in Los Alamos, NM with the potential for a hybrid work arrangement (partially onsite/partially offsite) from a location within 2 hours ground commute of this location. Reporting onsite will be regularly required. Hybrid is at the discretion of management and can change at any time with appropriate notice. Some interns may work a 9/80 schedule at the discretion of management and in accordance with the Student Programs Office guidebook .
Note to Applicants:
Anticipated travel requirements: Candidate may travel for various NCS-related training, including the DOE NCSP 2-week Hands-on Course.
Contact: Gladis Mendez, POC for NCS
Required Application Materials :
  • Current resume
  • Current official transcripts
  • Personal statement of interest (not to exceed one page)

Due to federal restrictions contained in the current National Defense Authorization Act, citizens of the People's Republic of China-including the special administrative regions of Hong Kong and Macau-as well as citizens of the Islamic Republic of Iran, the Democratic People's Republic of Korea (North Korea), and the Russian Federation, who are not Lawful Permanent Residents ("green card" holders) are prohibited from accessing facilities that support the mission, functions, and operations of national security laboratories and nuclear weapons production facilities, which includes Los Alamos National Laboratory.
Where You Will Work
Located in beautiful northern New Mexico, Los Alamos National Laboratory (LANL) is a multidisciplinary research institution engaged in strategic science on behalf of national security. Our generous benefits package includes:
  • PPO or High Deductible medical insurance with the same large nationwide network
  • Dental and vision insurance
  • Free basic life and disability insurance
  • Paid childbirth and parental leave
  • Award-winning 401(k) (6% matching plus 3.5% annually)
  • Learning opportunities and tuition assistance
  • Flexible schedules and time off (PTO and holidays)
  • Onsite gyms and wellness programs
  • Extensive relocation packages (outside a 50 mile radius)

Additional Details
Directive 206.2 - Employment with Triad requires a favorable decision by NNSA indicating employee is suitable under NNSA Supplemental Directive 206.2 . Please note that this requirement applies only to citizens of the United States. Foreign nationals are subject to a similar requirement under DOE Order 142.3A.
Clearance: Q (Position will be cleared to this level). Selected applicants will be subject to a background investigation conducted by or on behalf of the Federal Government, and must meet eligibility requirements* for access to classified matter. This position requires a Q clearance, and obtaining such clearance requires US Citizenship except in extremely rare circumstances. Dependent upon the position, additional authorization to access classified information may be required, which may or may not be available to dual citizens. Receipt of a Q clearance and additional access authorization ultimately is a decision of the Federal Government and not of Triad.
*Eligibility requirements: To obtain a clearance, an individual must be at least 18 years of age; U.S. citizenship is required except in very limited circumstances. See DOE Order 472.2 for additional information.
No Clearance: Position does not require a security clearance. Selected candidates will be subject to drug testing and other pre-employment background checks.
426.2A: This position is subject to DOE Order 426.2A, Personnel Selection, Training, and Qualification Requirements for DOE Nuclear Facilities, which establishes entry-level requirements to ensure candidates selected for specific positions can successfully perform the requirements of the job.
New-Employment Drug Test: The Laboratory requires successful applicants to complete a new-employment drug test and maintains a substance abuse policy that includes random drug testing. Although New Mexico and other states have legalized the use of marijuana, use and possession of marijuana remain illegal under federal law. A positive drug test for marijuana will result in termination of employment, even if the use was pre-offer.
Internal Applicants: Regular appointment employees who have served the required period of continuous service in their current position are eligible to apply for posted jobs throughout the Laboratory. If an employee has not served the required period of continuous service, they may only apply for Laboratory jobs with the documented approval of their Division Leader. Please refer to Policy Policy P701 for applicant eligibility requirements.
Equal Opportunity: Los Alamos National Laboratory is an equal opportunity employer. All employment practices are based on qualification and merit, without regard to protected categories such as race, color, national origin, ancestry, religion, age, sex, gender identity, sexual orientation, marital status or spousal affiliation, physical or mental disability, medical conditions, pregnancy, status as a protected veteran, genetic information, or citizenship within the limits imposed by federal, state, and local laws and regulations. The Laboratory is also committed to making our workplace accessible to individuals with disabilities and will provide reasonable accommodations, upon request, for individuals to participate in the application and hiring process. To request such an accommodation, please send an email to applyhelp@lanl.gov or call (505)-664-6947.
Employment Status
Appointment Type UGS
UGS

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