Please visit the Office of General Counsel's website, and consult their Contracts Signature Delegation  guide. In this guide, research is discussed on pp 13-14, and it is linked at their page's end (updated 9/25/19). 

Vice-President for Research Jill Pipher
South Street Landing, 5th Floor
3-7408

Office of Research Development (RD)
(funding opportunities, limited submissions, internal seed funding, proposal development services)
South Street Landing, 5th Floor
3-5146

Brown Technology Innovations (Formerly IECV)
(commercializing research)
South Street Landing, 5th Floor
3-1585