OCONUS Integrated Electronic Security Systems (IESS) Sustainment Support

***This Pre-Solicitation notice is for SEAPORT NXG MAC HOLDERS ONLY and is unrestricted. No other offers will be considered. SeaPort MAC holders will need to register for PIEE accounts in order to receive solicitations and submit proposals/offers.***?. This is a Pre-Solicitation notice in which Naval Information Warfare Center Atlantic (NIWC Atlantic), Charleston, SC intends to issue request for proposal (RFP) N6523626RE019 for the procurement of OCONUS Integrated Electronic Security Systems (IESS) Sustainment Support. This procurement will be conducted on an unrestricted basis using the SeaPort NxG MAC. The contractors will be tasked to accomplish the work as specified in the performance work statement (PWS). The period of performance includes a base year and four (4) one-year option peri