Cataloging and Metadata Librarian (Part-Time)

Description: LAC Federal is seeking an experienced Cataloging and Metadata Librarian to support a major federal research library. This part\-time remote position supports one of the nation's premier scientific research organizations by performing advanced cataloging and metadata services for technical reports, archival collections, digital objects, museum materials, and scientific publications. The successful candidate will help maintain the integrity of more than 130,000 bibliographic records while supporting digital repositories, metadata quality initiatives, and the Library's cloud\-based library services platform. This position is ideal for an experienced technical services librarian with extensive MARC, RDA, authority control, and Ex Libris Alma expertise who enjoys working in a collaborative federal research environment. **Responsibilities** * Perform original and complex cataloging using MARC21 for technical reports, archival materials, government publications, and other library resources. * Perform copy cataloging utilizing established metadata standards and authority records. * Create, edit, and maintain bibliographic and holdings records within the Ex Libris Alma library services platform. * Apply current cataloging standards including RDA, AACR2, BIBFRAME concepts, Library of Congress Subject Headings (LCSH), and Library of Congress Name Authority File (LCNAF). * Catalog museum objects, photographs, archival materials, and historical NIST resources. * Prepare digital publications, images, and associated metadata for ingestion into digital repositories. * Conduct quality control reviews of bibliographic records and metadata to ensure accuracy and consistency. * Support maintenance and ongoing operation of the library's integrated library system and metadata environment. * Assist with metadata cleanup, enhancement, and other cataloging\-related projects as assigned. * Collaborate closely with NIST library staff to prioritize work and meet project objectives. * Prepare monthly progress reports summarizing completed work, hours worked, project status, and issues requiring attention. * Follow established federal library policies, technical standards, quality assurance procedures, and project plans. Requirements: * MLS degree from accredited institution or equivalent library experience * At least 5 years of experience with metadata work and technical services * Demonstrate experience with Ex Libris Alma ILS * Ability to consistently apply cataloging rules and standards, including RDA, Bibframe, AACR2, and authorities including LCSH and LCNAH * Experience with various metadata formats including MARC21, XML, MARCXML * Experience with cataloging tools such as OCLC Records Manager and Connexion, MarcEdit, bibliographic formats and standards, and authority files * Experience with an online integrated library system and the OCLC WorldCat and Worldshare systems. * Experience with command line scripting, batch scripting, XSLT transformation