Amentum layoffs: WARN notices and dates
Amentum has filed 4 WARN notices with labor departments in 3 states, naming 223 workers. The most recent was filed Aug 25, 2026.
Notices
| Notice date | Employer | State | City or county | Workers | Type | Source |
|---|---|---|---|---|---|---|
| Amentum | Oregon | Amentum | 74 | Large Layoff - 10 or more workers | State record | |
| Amentum | Arizona | Chandler | 75 | — | State record | |
| AmentumTakes effect Nov 13, 2026 | Maryland | Hanover | 65 | Mass Layoff- No Recall | State record | |
| AmentumTakes effect May 3, 2026 | Maryland | Fort Washington | 9 | Mass Layoff - No Recall | State record |
Local workforce boards
The public workforce boards for each location in these notices. Their American Job Centers offer free help with job search, training and filing for benefits, and some run rapid-response services for workers in a WARN layoff.
Anne Arundel County Local Workforce Development Board
For notices in Hanover
Maricopa County Workforce Development Board
For notices in Chandler
Prince Georges County Workforce Development Board
For notices in Fort Washington
What to do if you’re affected
These are the notices Amentum filed under the WARN Act, as published by each state. A notice gives the number of workers and dates the employer reported; it does not say why. See the layoff tracker for how notices are collected and what they cover.