Federated Search Engine Support (Pazpar2, Masterkey Metasearch)

The contract requires technical support and ongoing maintenance for the Masterkey Metasearch Federated Search engine, with core responsibilities centered on refining indexing logic, optimizing query routing, and expanding integration capabilities through SRU/SRW gateways to incorporate new database targets. The work will focus on ensuring the system remains operational, responsive, and adaptable to evolving data sources while maintaining compatibility with existing infrastructure, specifically leveraging Pazpar2 as the underlying engine. Performance, reliability, and scalability of the federated search platform are critical to meeting the Library of Congress’s information access goals. The contract is structured as a subcontract under NAICS code 541519, with a response deadline of May 7, 2026, and performance to be carried out in Washington, D.C., at the Library of Congress’s main facility. Although no specific set-aside designation or point of contact is provided, the solicitation is open for submission through the SAM.gov portal, and vendors must demonstrate proven expertise in federated search technologies, SRU/SRW protocol implementation, and support for complex metadata environments. The Library of Congress requires sustained technical capability to ensure continuous access to its broad network of aggregated bibliographic resources.