There are many national conferences that have opportunities for undergraduates to give poster or oral presentations, and learn about internship, employment, and grad school opportunities. Here is a partial listing, with dates and deadlines.
You may also find that many of these societies have local chapters and meetings with opportunities to present.
American Indian Science and Engineering Society (AISES)
October 3-5, 2024
San Antonio, Texas
Due Date for Travel Scholarship: July 31, 2024
October 31-November 2, 2024
Phoenix, AZ
Due Date for travel scholarships & abstracts: July 12, 2024
BMES - Biomedical Engineering Society
October 23-26, 2024
Baltimore, Maryland
Abstract Deadline: July 26, 2024
Annual Biomedical Research Conferences for Minority Students (ABRCMS)
November 13-16, 2024
Pittsburgh, PA
Travel Award Deadline: August 26, 2024
Abstract Deadline: September 6, 2024
Physcon: Sigma Pi Sigma
Not being held until 2025
GCURS - Gulf Coast Undergraduate Research Symposium
November 9-10, 2024
Houston, TX (hybrid option available for 2024)
Deadline to Apply: September 29, 2024
NSBP - National Society of Black Physicists
Association for Computing Machinery (ACM) Richard Tapia Celebration in Computing
Grace Hopper Celebration of Women in Computing
Society of Hispanic Professional Engineers (SHPE) National Conference
National Society of Black Engineers (NSBE) Annual Convention
AIChE – American Institute of Chemical Engineers Annual Student Conference
MRS - Materials Research Society
Great Minds in STEM (GMiS) Research Posters Competition
Sigma Xi - The Scientific Research Honor Society
Conferences for Undergraduate Women in Physics (CUWiP)
Emerging Researchers National Conference in STEM
American Geophysical Union
National Council on Undergraduate Research