Complex sentence: In 1995 in Iowa there were a limited amount of career opportunities for newly graduated English majors, so while working at a bookstore Bliss also took a job working as a preschool teacher.
Split into simpler sentences: In 1995 in Iowa there were a limited amount of jobs for a newly graduated English major. While working at a bookstore for a while, Bliss also took a job working as a preschool teacher.