San Juan Board of Cooperative Educational Services. Durango Office. 701 Camino del Rio, Ste. 221. Durango, Colorado 81301. 970-247-3261. Cortez Office. 2003 Industrial Park Rd. Cortez, CO 81321. 970-565-8411. Job Description. TITLE. Educational Interpreter. Salary Table: 2023-2024 Special Service Provider. QUALIFICATIONS. Current Colorado Department of Education’s. Authorization: Educational Interpreter. credentials to obtain. Authorization: Educ...