Cyber Security Support Services (C3S) - Operations II (C3S-OPS II)

***04/10/2026: In accordance with the new FAR Part 8.4 procedures for Ordering under the Federal Supply Schedule, which follow the ordering procedures established by GSA in GSAM/R Subpart 538.71; USCIS has determined a poll of GSA HACS 8(a) vendors, who can meet the need and will receive a copy of the RFQ in accordance with the procedures at GSAM/R Subpart 538.7103-3(a)(2). Estimated solicitation release date updated from 4/10/26 to 5/11/26*** ***02/03/2026: Estimated solicitation release date updated from 1/19/26 to 4/10/26*** ***10/29/2025: Estimated solicitation release date updated from 4/16/26 to 1/19/26; Dollar range updated from Over $100M to $50M-$100M; NAICS Code updated from 541512 to 541519*** USCIS is establishing this record to provide industry with the earliest possible announcement of a major procurement. USCIS has a requirement for Cyber Security Support Services (C3S) II that will utilize GSA HACS 8(a). The C3S-Operations contractor will have a primary responsibility to provide the ability to identify, protect, detect, respond, and recover from cybersecurity threats and incidents. This ability will require highly specialized skill sets with significant experience and the ability to provide ongoing best practices. The limited number of available Government staff with these skill sets make it essential to find commercial sources to supply these services. Commercial sources should also able to provide cutting edge cybersecurity industry best practices. The contracted services will be required for the foreseeable future and a three year period of performance is anticipated.