CalRecycle is seeking a Contractor to perform environmental engineering and consulting services at solid waste disposal sites, illegal disposal sites, waste tire sites and/or debris cleanup sites located in California on an as-needed basis during the Agreement period. Services shall include the investigation of disposal and tire sites requiring remediation. The Contractor shall also develop necessary documents and reports for CalRecycle-managed Contractors to remediate CalRecycle-approved sites. The two main objectives of the contract: Support the Cleanup Program in performing timely remediation work at solid waste disposal and codisposal sites throughout California by providing engineering services. Support the Closed, Illegal and Abandoned Disposal Site Program (CIA Program) by providing environmental and laboratory services to assist the Local Enforcement Agencies (LEAs) with inspecting, investigating, and taking necessary enforcement actions on CIA Sites.