Custodial Department
Derek Hilliard
Director of Building and Grounds
Derek Hilliard serves as the Director of Buildings and Grounds for Oak Grove School District in Green Oaks, Illinois. With over 12 years of experience working in education. His roles have included every aspect of Facilities care and management. From Maintenance technician to Director these roles have shaped his perspective of facility management.
- Maintenance Technician- Antioch #34
- Assistant Plant Operator- Glenbrook North HS #225
- Director of Buildings and Grounds Beach Park #3
Derek has over 30 years of experience in the building industry. Including electrical, carpentry, plumbing, HVAC.
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