Indefinite Delivery/Indefinite Quantity (IDIQ) contract for design and engineering services for Secured Facilities Engineering Services located throughout the Naval Facilities Engineering Command area... Indefinite Delivery/Indefinite Quantity (IDIQ) contract for design and engineering services for Secured Facilities Engineering Services located throughout the Naval Facilities Engineering Command area of operations. Projects will primarily be in the Naval Facilities Engineering Systems Command (NAVFAC) Atlantic and Pacific Area of Responsibility (AOR), and worldwide.