Computing Undergraduate Student Intern - Summer

Computing Undergraduate Student Intern - Summer 2027

Join us and make YOUR mark on the World!

Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability.

Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact.

Positions will be closed to applicants on January 15, 2027. Computing mentors will have until February 5, 2027 to make their summer selections.

We have multiple openings for our Summer Undergraduate Internship Program taking place from May 17, 2027 through September 10, 2027. These positions are for undergraduate students who will be given the opportunity to engage in practical research to further their educational goals. Selected interns will play a key role in providing technical and/or research support to projects in areas such as computational science, cyber defense, computer science, numerical methods, mathematics, and other related STEM disciplines.

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:

• Provide technical and/or research support to projects in the areas of computational science, cyber defense, computer science, numerical methods, mathematics, and other related STEM disciplines, working with scientists, engineers, and technical staff members.
• Participate in research in assigned area under close supervision.
• Gather and analyze data and information in support of scientific research.
• Participate in research planning and evaluation discussions.
• Attend relevant seminars (at least one per week).
• Present work through presentations and/or poster sessions.
• Perform other duties as assigned.

• 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 college or university student in good standing at an accredited institution pursuing an undergraduate degree in Computer Science, Mathematics, Data Science, Machine Learning, Cybersecurity, or other related STEM fields. If you are starting a graduate degree program in Fall 2027, you must apply for the Computing Scholar Graduate position (Posting code: REF
  8773S)
• Proven ability to adapt and thrive in challenging situations, demonstrating resilience and problem-solving skills to achieve goals while overcoming setbacks.
• Ability to apply basic computational science and/or mathematical principles to solve technical problems.
• Demonstrated effective communication skills.
• Ability to present and communicate concepts and ideas.
• Experience working with personal computers and familiarity with Word, Excel and PowerPoint.
• Ability to work in a team environment.
• Age 18 or older at the start of the internship.
• Must have GPA of 3.0 or higher.

Pay Range $23.26 - $31.62 Hourly for the 705.1 level $26.22 - $33.38 Hourly for the 714.0 level

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

All your information will be kept confidential according to EEO guidelines.

Why Lawrence Livermore National Laboratory?

• Included in 2026 Best Places to Work by Glassdoor!
• Holiday Pay
• Sick leave accrual
• Individual 401(k) contributions
• Our values - visit https://(Use the "Apply for this Job" box below).-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.

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…