As leaders in the education staffing space since 2000, ESS specializes in placing qualified staff in daily, long-term, and pe ... rmanent K-12 school district positions including substitute teachers, paraprofessionals, and other school support staff. Over the last 20 years, we have innovated education staffing to provide dynamic solutions to school districts and professional opportunities to passionate educators. Our team serves over 3.5 million students with a pool of 60,000 substitute and permanent employees throughout 28 states. Internally, the ESS team is comprised of 400 individuals with a passion for education working together to ensure our 750+ partner districts experience valuable education every day. read more