49100425R0006 Amendment 4.zip

Amendment 4 is a modification to the Antarctic Science and Engineering Support Contract solicitation (49100425R0006) issued by the National Science Foundation (NSF). The solicitation is for an Indefinite-Delivery Indefinite-Quantity (IDIQ) contract with a single award, anticipated to have a twenty-year ordering period. The contract scope covers support services for scientific and engineering operations, with work locations including the Continental United States, New Zealand, and Antarctica. The solicitation will be subject to unrestricted full-and-open competition, with all response costs borne by interested parties. NSF will release future information about the solicitation on www.sam.gov and reserves the right to amend the solicitation throughout the response period.