DOE/NNSA Clearance Action Tracking System (CATS) Development & Maintenance Support Services.

The DOE/NNSA is seeking development and maintenance support services for the Clearance Action Tracking System (CATS). The period of performance is from March 9, 2026, to March 8, 2031. The offerors are requested to extend their proposals through January 6, 2027, by signing and returning Amendment 10. The Government is not inviting nor accepting proposal revisions at this time. • The offerors must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended. • The offerors must extend their offers through January 6, 2027, by signing and returning Amendment 10. • The period of performance is from March 9, 2026, to March 8, 2031. • The Government is not inviting nor accepting proposal revisions at this time.