# Sole Source Notice for Sustainment of legacy system

Canonical: https://abierto.us/opportunities/n0003925r4562

- Solicitation number: N0003925R4562
- Notice type: Solicitation
- Status: Closed. Deadline was September 26, 2025 at 6:00 PM EDT
- Department: Department of the Navy
- Agency: Department of the Navy
- Contracting office: Naval Information Warfare Systems (N00039)
- NAICS: 541519 Other Computer Related Services
- Product or service code: DG11 Telecom access and other usage billing services. Includes satellite communications access, internet, cellular services, landline and telephone services. Transport services for data and voice network circuits and associated access facilities and services; includes dedicated and virtual data networks.
- First posted: September 18, 2025
- Last posted: September 18, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/7fa687567b2c45979e13029771784215/view

## Description

The Government has identified the need for the sustainment of the Joint Ultra-High Frequency (UHF) Military Satellite Communications (MILSATCOM) Network Integrated Control System (JMINI CS), and Integrated Waveform Control System (IW CS) Ultra High Frequency (UHF) Satellite Communications (SATCOM).

## Publications

- September 18, 2025: Solicitation, due September 26, 2025 at 6:00 PM EDT. Notice 7fa687567b2c45979e13029771784215. https://sam.gov/workspace/contract/opp/7fa687567b2c45979e13029771784215/view

## Points of contact

- Chelsea Kennedy, chelsea.n.kennedy2.civ@us.navy.mil, 619-991-0386
- Jessica Daniels, jessica.a.daniels6.civ@us.navy.mil, (949) 414-6276

---
Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/n0003925r4562.