We are seeking a Cost Estimator to support the Army Rapid Capabilities and Critical Technologies Office (RCCTO) Deputy Director, Rapid Acquisition Prototyping and Project Office (RAPPO) and Deputy Director, Advanced Concepts and Critical Technologies (ACCT) Office. The RCCTO mission is to rapidly and efficiently research, develop, prototype, test, evaluate, procure, transition, and/or field critical enabling technologies and capabilities that address near-term, and mid-term threats. This individual will provide cost-estimating support and various cost functions involving the formulation, justification, and/or execution of costs (incurred or future) for programs and projects. Teleworking is available based on mission requirements.  Primary reporting location will be Aberdeen Proving Ground with occasional in person support required Ft. Belvoir with a minimum of four in-person support days per month.