Jobs at Greene County CSD Industry: Education Promoting Lifelong Learners Through Real-World Experiences. Open roles at Greene County CSDAssistant HS Boys Track Coach — Jefferson, IACustodian — Jefferson, IAAssistant HS Volleyball Coach — Jefferson, IASpecial Education Teacher (Strat 2 Preferred) — Jefferson, IAAssistant 7th Grade Volleyball Coach — Jefferson, IAHead 7th Grade Volleyball Coach — Jefferson, IASchool Bus Driver — Jefferson, IAAssistant High School Cross-Country Coach — Jefferson, IA