Her work has been widely exhibited at institutions including The Griffin Museum of Photography (USA), The Center for Fine Art Photography (USA), ARC Gallery (USA), Circe Gallery Cape Town (South Africa), Science Cabin (South Korea), and Umbrella Arts (USA). LeJeune has been invited to create work at several residency programs which foster collaboration between the arts and sciences including the Global Nomadic Art Project - The Ephemeral River (England), University of Notre Dame Research Center (USA), D'art et de Reves (Canada), and THe Hambidge Center (USA).
LeJeune has been awarded a Puffin Fellowship, The Sally A. Williams Artist Grant, and a Bradley University Research Excellence "New Directions" Grant for her interdisciplinary project Growing Light. Her work has been been published in Culture, Community, and Climate: Conversations and Emergent Praxis (art.earth), Evolving The Forest (art.earth) and Embodied Forest (ecoartspace).