# EXPRESSION OF INTEREST (EOI) - Nuclear Safety Subject Matter Expert (SME) Support - Hanford Tank Waste Operations & Closure (H2C)

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

- Solicitation number: EOI-Nuclear_SME
- Notice type: Sources sought
- Status: Closed. Deadline was January 5, 2026 at 3:00 PM EST
- Department: Department of Energy
- Contracting office: Hanford Tank Waste Operations & Closure LLC - DOE Contractor (899091)
- Place of performance: Richland, Washington
- County: Benton County (FIPS 53005). https://abierto.us/counties/benton-county-wa-53005
- City: Richland. https://abierto.us/cities/richland-wa-5358235
- First posted: December 18, 2025
- Last posted: December 18, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/7e670b132f0b47ec92db3a54e38cd484/view

## Description

Hanford Tank Waste Operations & Closure (H2C) is seeking Expressions of Interest from qualified organizations or individual consultants to provide Nuclear Safety Subject Matter Expert (SME) support services related to the underground radioactive and hazardous waste tanks at the Hanford site. This engagement is vital for ongoing improvements to Nuclear Safety documentation and maintaining operational and regulatory compliance in Hanford’s unique and challenging environment.

## Publications

- December 18, 2025: Sources sought, due January 5, 2026 at 3:00 PM EST. Notice 7e670b132f0b47ec92db3a54e38cd484. https://sam.gov/workspace/contract/opp/7e670b132f0b47ec92db3a54e38cd484/view

## Points of contact

- Mario Amaro, mario_amaro@rl.gov, 5093737342

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