HHMI, headquartered near Washington, DC, seeks a proactive vendor manager to advocate for HHMI in selecting vendors, negotiating terms, and enforcing SLAs across departments. You will drive escalations and ensure performance is aligned with HHMI standards, collaborating with Procurement, General Counsel, and senior leaders. The role emphasizes accountability over administration, with a focus on advantages and IT/vendor relationships, reporting to the COO and executive team.