This position is located in the Travel Unit of the Travel and Transportation Section, FCAS/DOA/DOS, United Nations Secretariat. The incumbent reports directly to the Chief of the Travel Unit. The Department of Operational Support (DOS) provides operational support to UN Secretariat entities globally, including advisory, operational and transactional support services and, where needed, exercises delegated authority on behalf of clients. DOS supports the entire UN Secretariat, consisting of almost 100 entities located around the globe. The Facilities and Commercial Activities Service (FCAS) operates the Headquarters complex, striving to provide effective and efficient planning, management, maintenance and operation for all existing physical facilities and assets at the UN Headquarters, New York. FCAS also supports office and conference facilities, property management, travel and transportation services, archives and records management, mail and pouch operations, catering, giftshop and the United Nations Postal Administration. The Travel and Transportation Section provides travel and transportation services at UN Headquarters (travel, shipments management, UN travel documents (e-UNLP & UN Certificates), visas and host country services, local transportation, materials management and UNHQ garage operations.