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Sources sought, 8(a) sole source

DISA Legacy Systems Application Management

DISAFY27LEGACY

Defense Information Systems Agency, Defense Information Systems Agency. Computer Systems Design Services.

20 open like this View on SAM.gov Markdown

Response deadline

July 14, 2026 at 12:00 PM EDT

Closed 110 days ago. Posted June 26, 2026. Scheduled to archive July 29, 2026.

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This one closed in 2026

20 like it are open now in computer systems design services

All 20 open in computer systems design services

Description

As published on SAM.gov.

See attached Sources Sought Notice and draft Performance Work Statement for full details.

The Defense Information Systems Agency (DISA) is seeking sources to provide full life-cycle application management for their Legacy Systems.

This requirement is for full life-cycle application management of the Legacy System. The Legacy System primarily consists of Contract Support System (CSS), Contractual Online Procurement System (COPS), Financial Accounting and Budget System (FABS), and the Defense Information Technology Contracting Organization (DITCO) Web. This also includes other subsystems, such as: Rates and Tariffs File System (RTFS), Joint Hawaii Information Transfer System (JHITS), the Delivery Ticket Invoicing (DTI) process, Accounting & Audit Operations Office (CFA) Accounts Payable (A/P) Validation, Procurement Services (PS) A/P Validation, Information Technology (IT) Contract Closeout, Inquiry Quote Order (IQO) Contract Closeout, Telecom Voucher Management, and the European Voucher Module. 

Anticipated Period of Performance: June 10, 2027 – June 9, 2032

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. June 26, 2026

    Sources sought

    Due July 14, 2026 at 12:00 PM EDT. SAM.gov, notice 1273d011d9394569b4b9d3c9145b87f1

    1 revisions on SAM
    • June 26, 2026: publish, sources sought

Points of contact