How to bid on DISN CONUS Link 39 fiber O&M for DISA

What DISA is seeking

The Defense Information Systems Agency (DISA) is seeking dark-fiber operations and maintenance services and supplies for DISN CONUS Link 39, including programmatic, engineering, and other technical support.

This is an RFI, and the notice says DISA intends to make a sole-source award to the current contractor, By Light Professional IT Services LLC, by November 30, 2026. The stated purpose is to prevent a service gap while transition to a competitively awarded follow-on contract is completed.

Deadline and intended award

The RFI deadline is November 11, 2026, at 11:00 AM ET. The notice does not specify what happens at the deadline, so vendors should follow the instructions in the solicitation materials.

DISA states that it intends to make the sole-source award to By Light by November 30, 2026.

Who this opportunity may suit

This opportunity is relevant to technology firms with experience in dark-fiber operations and maintenance, as well as programmatic, engineering, or other technical support. The notice does not provide further vendor qualifications.

How to access the opportunity

Use “View original source” on the portal to open the opportunity. If the first click takes you to the portal homepage, click it again to go directly to the bid.

You may need a free account to view documents, though many bids can be viewed without one.

Prepare a focused RFI response

Read the full notice and any available documents before responding. Check the stated response instructions and make sure your submission addresses the information requested rather than assuming this RFI is a request for a contract proposal.

Clearly describe relevant dark-fiber O&M experience and the programmatic, engineering, or technical capabilities your firm can provide. Keep claims specific and support them with concise examples where appropriate.

Allow time to submit before the deadline and confirm that your response follows the solicitation’s instructions.