Physics Division Undergraduate Intern - Summer 2026

Company Description

Join us and make YOUR mark on the World!

Are you interested in joining some of the brightest talent in the world to strengthen the United States’ security? Come join Lawrence Livermore National Laboratory (LLNL) where our employees apply their expertise to create solutions for BIG ideas that make our world a better place.

We are dedicated to fostering a culture that values individuals, talents, partnerships, ideas, experiences, and different perspectives, recognizing their importance to the continued success of the Laboratory’s mission.

Pay Range

$22.80 - $31.00 Hourly

This position is under a step structure. Please note that the step placement is determined by your most recent completed academic year.

Job Description

We have multiple openings for undergraduate students to engage in practical research experience to further their educational goals. Opportunities include participation in projects lead by LLNL scientists in the research areas including: Applied Physics (Optical and X-Ray Imaging, Astrophysics and Planetary Science (laboratory-based and observational), Space Science Vehicles & Sensors); Condensed Matter Physics (Theory, Modeling & Simulation, Experimental Static & Dynamic High Pressure Physics, Quantum Computing & Sensing); High Energy Density Physics (Experimental Laser and Magnetically-driven compression, Theory, Modeling and Simulation of HED states); and Plasma and Fusion Energy Science (Fusion Energy Modeling & Simulation, Tokamak development experiments & diagnostics, Applications of Plasma Science). These positions are in the Physics Division of the Physical & Life Sciences Directorate.

Summer internships are typically for 3 months and start in the months of May to July.

Applications are due by COB January 30, 2026.

Depending on your assignment, this position may offer a hybrid schedule, blending in-person and virtual presence. You may have the flexibility to work from home one or more days per week.

You will

• Work with scientists conducting research in experiments, theory or modeling simulation, and materials modelling.
• Conduct research in assigned areas under close direction and supervision.
• Perform scientific assignments at an appropriate level complexity and work collaboratively on scientific research and development projects.
• Analyze results and provide weekly updates.
• Present work through presentations and/or poster sessions.
• Perform other duties as assigned.

Qualifications

• Must be eligible to access the Laboratory in compliance with Section 3112 of the National Defense Authorization Act (NDAA). See Additional Information section below for details.
• Must be a continuing student in good standing at an accredited institution pursuing a bachelor’s degree in a field of science, engineering, or an equivalent.
• Demonstrated academic achievement in Physics or related field.
• Ability to apply basic physics principles to solve technical problems.
• Demonstrated effective communication skills.
• Ability to present and communicate concepts and ideas.
• Knowledge in Materials Science/Physics/Applied Mathematics/Applied Sciences.
• Familiarity with modern computer-based data analysis approaches, summarizing and presenting results.
• Ability to work in a team environment.

Additional Information

#LI-Hybrid

Why Lawrence Livermore National Laboratory?

• Included in 2025 Best Places to Work by Glassdoor!
• Holiday Pay
• Sick leave accrual
• Individual 401(k) contributions
• Our values - visit https://www.llnl.gov/inclusion/our-values

Security Clearance

None required. However, if your assignment is longer than 179 days cumulatively within a calendar year, you must go through the Personal Identity Verification process. This process includes completing an online background investigation form and receiving approval of the background check. (This process does not apply to foreign nationals.)

National Defense Authorization Act (NDAA)

The 2025 National Defense Authorization Act (NDAA), Section 3112, generally prohibits citizens of China, Russia, Iran and North Korea without dual US citizenship or legal permanent residence from accessing specific non-public areas of national security or nuclear weapons facilities. The restrictions of NDAA Section 3112 apply to this position. To be qualified for this position, Candidates must be eligible to access the Laboratory in compliance with Section 3112.

Pre-Employment Drug Test

External applicant(s) selected for this position must pass a post-offer, pre-employment drug test. This includes testing for use of marijuana as Federal Law applies to us as a Federal Contractor.

Wireless and Medical Devices

Per the Department of Energy (DOE), Lawrence Livermore National Laboratory must meet certain restrictions with the use and/or possession of mobile devices in Limited Areas. Depending on your job duties, you may be required to work in a Limited Area where you are not permitted to have a personal and/or laboratory mobile device in your possession. This includes, but not limited to cell phones, tablets, fitness devices, wireless headphones, and other Bluetooth/wireless enabled devices.

If you use a medical device, which pairs with a mobile device, you must still follow the rules concerning the mobile device in individual sections within Limited Areas. Sensitive Compartmented Information Facilities require separate approval. Hearing aids without wireless capabilities or wireless that has been disabled are allowed in Limited Areas, Secure Space and Transit/Buffer Space within buildings.