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Sources sought, total small business set-aside

SOLICITATION NUMBER 391634 “SOFTWARE ENGINEERING SUPPORT SERVICES”

SOLICITATION_NUMBER_391634

Department of Energy, Hanford Tank Waste Operations & Closure LLC - DOE Contractor. Custom Computer Programming Services.

View on SAM.govMarkdown

Offers due

September 23, 2026 at 7:00 PM EDT

7 days from now. Posted September 15, 2026, first published August 26, 2026.

Description

As published on SAM.gov.

Hanford Tank Waste Operations & Closure, LLC (H2C) requests proposals for Software Engineering Support Services. The requested work is in support of H2C’s Prime Contract 89303324DEM000096 with the U.S. Department of Energy, Office of River Protection.

Attachments

Files listed on SAM.gov. The ones we hold a copy of download from here; the rest open SAM's download, which needs no account.

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. August 26, 2026

    Sources sought

    Due September 9, 2026 at 7:00 PM EDT. SAM.gov, notice 1cc7779b1fd14a8abef70762b83e2bbe

  2. September 2, 2026

    Sources sought

    Due September 16, 2026 at 7:00 PM EDT. SAM.gov, notice 63da69a5e62140b5bda2f00e2a69bbeb

  3. September 15, 2026

    Sources sought

    Due September 23, 2026 at 7:00 PM EDT. SAM.gov, notice 3c2b0952105b4a8ca8d4e03568aaa375

    3 revisions on SAM
    • September 15, 2026: publish, sources sought
    • September 2, 2026: publish, sources sought
    • August 26, 2026: publish, sources sought

Points of contact

Also open from this buyer