Deputy Under Secretary of the Navy (Management) - Information Technology Division - DUSN(M) ITD requires IT and IT-related support services in the following classified and unclassified areas: database administration, software development, data center operational support, data center migration, advanced system and network administration, information assurance, portfolio management, customer services and helpdesk, Video Teleconferening (VTC), telecommunications, NMCI tech refreshes, mobility and wireless equipment upgrades, inventory logs, maintenance of SharePoint server farms and sites, portal upgrades, and engineering/development/integration of DUSN(M) ITD Claimancy/SECNAV Headquarters' hardware, software, and related systems. This Notice constitutes the reissuance of previously canceled solicitation N0018926RB003. The requirement is being reposted under solicitation N0018926RB003Rev0001. Interested vendors should review all attached documents, including the revised Request for Quote (RFQ), Performance Work Statement (PWS), and SF30 for updated solicitation details, instructions, and applicable deadlines. Please also be aware that this solicitation is being solicited among SeaPort-NxG contract holders only, and the anticipated task order will be issued against the SeaPort base contract of the successful quoter. Therefore, the Government will only consider Step One submissions and non-cost and cost quotations of SeaPort-NxG contract holders. Any submission received from a non-SeaPort contract holder will not be considered and the contractor will be notified of its exclusion on this basis.