Koogler's plays include Aspen Ideas (Studio Theatre), Fulfillment Center (Manhattan Theatre Club, Red Orchid Theatre), Kill Floor (Lincoln Center Theatre, American Theater Company), Blue Skies Process (Goodman Theatre's New Stages Festival), Lisa, My Friend (Kitchen Dog Theater) and Advance Man (UTNT).
He is the winner of an Obie Award for Playwriting, the Dramatists Guild's Lanford Wilson Award, the Williamstown Theatre Festival's Weissberger Award, and the Kennedy Center's Paula Vogel Award. Koogler was a member of the 2019-2020 Rita Goldberg Workshop at the Lark. He has held workshops and residencies at the Playwrights' Center, Great Plains Theatre Conference, Oregon Shakespeare Festival, Blue Mountain Center, American Conservatory Theatre, and SPACE on Ryder Farm, among others. His work is published by Dramatists Play Service and Bloomsbury. He received an MFA from UT-Austin's Michener Center for Writers and is a graduate of Juilliard's Playwrights Program. With playwrights Gabrielle Reisman and Katie Bender, Koogler co-founded Underbelly, a theatre company that produces immersive works in found spaces. Koogler also works as a political speechwriter and communications consultant. He was born and raised in Washington State. Koogler is a visiting faculty member at Bennington for Spring 2021.