NASA Seeks Comments on Draft EASS 4 Solicitation

NASA’s Langley Research Center is inviting interested parties to comment on a draft request for proposal for a five-year , or EASS 4, indefinite-delivery/indefinite-quantity recompete contract. According to a presolicitation notice posted on SAM.gov on Friday, work under the potential contract, expected to be awarded in July 2025 to a small business, will support the research center’s Science Office for Mission Assessments responsible for the management and oversight of evaluations, assessments and studies of Earth and space science instruments for the NASA Science Mission Directorate, or SMD.

Contract Requirements and Competition Deadlines Contract work includes proposal and concept study report evaluations; independent reviews of missions, investigations and programs; and studies of scientific, technical, schedule, cost and other aspects of SMD missions and investigations. Comments regarding the draft solicitation, including about the requirements, schedules, proposal instructions and evaluation approaches, should be submitted via email by Nov. 14.



NASA expects the final RFP to be released by Dec. 10, with proposals due approximately 60 calendar days later. A pre-proposal conference will be held in mid-January 2025 after the final request is posted on SAM.

gov. is the incumbent contractor on the $111.8 million EASSS 3 contract awarded in September 2020.

.