From the notice

This is a competitive solicitation for a Cost-Plus-Fixed-Fee (CPFF), Level of Effort (LOE) task order under the SeaPort-NxG Multiple Award Contract (MAC) vehicle. This requirement is for engineering, technical, programmatic, and software development support services for the Naval Surface Warfare Center, Philadelphia Division (NSWCPD) in support of Submarine Command, Control, Communications, Computers, and Intelligence (C4I) and Hull, Mechanical, and Electrical (HM and E) systems. The scope includes, but is not limited to: engineering design, hardware prototype fabrication, SUBSAFE/Level I quality assurance compliance, life-cycle software development (CMMI Level 3 equivalent), and direct OCONUS fleet support in locations including Japan, Guam, and Diego Garcia. The total estimated Level of Effort is 425,150 hours over a five-year period of performance (one base year and four one-year options).