# SAM #80GSFC26C0003

Sole-source award for one LISA Engineering Test Unit telescope and support

**Buyer:** Goddard Space Flight Center
**Posted:** October 14, 2026
**Identifier:** 80GSFC26C0003
**NAICS:** 336414, 334511, 336419

NASA Goddard Space Flight Center is documenting a sole-source award for the LISA Engineering Test Unit telescope and related support.
- **Award:** Contract 80GSFC26C0003, for one LISA Engineering Test Unit (ETU) Telescope.
- **Awardee/OEM:** L3Harris Technologies, Inc. The government determined it was the only responsible source able to meet the mission’s requirements, schedule, and budget without substantial duplicated costs or unacceptable delay.
- **Work:** Design, development, fabrication, alignment, testing, verification, and delivery of the telescope, plus post-delivery support.
- **Purpose and requirements:** The ETU will serve as the qualification unit and may also be used as a flight spare. It must satisfy LISA’s demanding optical stability and performance requirements.
- **Estimated value and timing:** Approximately $15.7 million; anticipated award in December 2025, with a 27-month period of performance.
- **Limitations:** No part number or detailed technical specifications are provided in the supplied attachment summary.

### Description

<p>Attached is the Justification for Other than Full and Open Competition for the Contract award 80GSFC26C0003.&nbsp;&nbsp;</p>

[View original listing](https://sam.gov/opp/e482a4a788e3426fa786feeb0a1f8715/view)