We have multiple openings for  undergraduate students  to join the Cyber and Critical Infrastructure Summer Institute (CSI) and to work on topics related to power systems resilience and security that align with LLNL’s national security missions. The 2027 CSI program will run during the summer with a range of start dates between May 17, 2027, and June 21, 2027, and flexible end dates through September 24, 2027. CSI is designed to provide selected candidates an opportunity to apply their skills to projects in areas of national importance such as energy infrastructure modernization and resilience, critical infrastructure security, and defense critical infrastructure. The program will include opportunities to participate in professional and technical development activities with lab Subject Matter Experts, network with fellow interns and lab employees, and learn about the breadth of LLNL’s support to US national security. In this role, you will Provide technical and/or research support to projects in the areas of power systems, critical infrastructure, cybersecurity, and other related fields working with scientists, engineers, and technical staff members. Participate in research under close supervision in one or more of the following areas, as assigned: power systems industrial control systems transmission or distribution system modeling or simulation oil and natural gas systems modeling or simulation distributed energy resources, inverter-based resources, or microgrids alternative energy systems grid planning or operations algorithms, optimization, or analytics Gather and analyze data and information in support of scientific research. Participate in research planning and evaluation discussions. Attend relevant seminars and training classes (at least one per week). Present work in at least one seminar or poster. Perform other duties as assigned.