Resident Engineer/Subject Matter Experts (RE/SMEs) in support of Defense Information Systems Agency (DISA) Voice Services Support of Unified Capabilities (UC).

The Office of Inspector General is seeking Resident Engineer and Subject Matter Expert support for the Defense Information Systems Agency (DISA) Voice Services Support of Unified Capabilities. This requirement, identified under solicitation number 622673623, focuses on providing direct on-site resources for technical aspects related to Ribbon products and their operational integration with other network components. The effort falls under NAICS 541519 Other Computer Related Services and PSC R425 SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. While originally issued as a sources sought notice to determine the availability of various small business categories, the government intends to compete the requirement via the GSA Multiple Award Schedule (MAS) with a request for proposals anticipated in April 2026.

The contracted services include engineering support to maintain Ribbon hardware and software, specifically Ribbon Multiservice Fixed and Mobile Solutions and Wide-Area Network equipment. Personnel will perform network analysis, management, troubleshooting, and optimization, as well as corrective and preventative maintenance and training activities. These services are intended to ensure the deployment of a viable end-to-end system through the integration of Ribbon products with existing network infrastructure. The primary place of performance is Mt Zion, Illinois.

There is no set-aside assigned to this notice, indicated by the code and explanation of NONE. The deadline for the initial sources sought phase was December 22, 2025, and Stephanie Chapman is the designated point of contact. The solicitation record includes three attachments: a PDF version of the sources sought notice, an Office of Small Business Programs document, and a draft Statement of Work.