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 periods. The estimated release date for the formal RFP is March 2026. The intent of this advance notice is to post a draft RFP for industry to review in preparation for RFP issuance. Note: This requirement has not been vetted through the review process for approval and attached are only DRAFT documents. The PWS includes Controlled Unclassified Information (CUI) and will not be made publicly available. In order to obtain access to the PWS, the Offeror shall download, complete, and submit a signed Non-Disclosure Agreement (NDA) for each individual requiring access to the non-public documents to Candia Lee, candia.m.lee.civ@us.navy.mil.**THIS IS NOT AN RFP**