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REPORTED · WARN NOTICEPublished Dec 23, 2025

Amentum Holdings, Inc. Layoff — August 2025

EMPLOYEES AFFECTED
92
EFFECTIVE DATE
Aug 25, 2025

What we know

Location: Pueblo, CO (Pueblo County).

A WARN notice was filed on June 5, 2025.

Industry: 54,1330: Engineering Services.

Disclosed through an official WARN filing with the CO state workforce agency.

Summary

Amentum Holdings, Inc. disclosed this layoff in an official WARN (Worker Adjustment and Retraining Notification) notice filed with the CO state workforce agency on June 5, 2025. The notice covers 92 employees in Pueblo, CO (Pueblo County), with the layoff effective August 25, 2025.

LayoffTalk has tracked 10 layoff events at Amentum Holdings, Inc. since June 2023, affecting a combined 614 employees.

Comments (1)

Anonymous by default. Be kind — people reading this may be going through it right now.

LTLayoffTalk StaffStaff21 hours ago

Amentum Holdings, Inc. cut 92 jobs in Pueblo, CO on August 25, 2025. Were you affected, or do you know people who were? How was it handled — severance, notice, which teams? You can post anonymously below.

SOURCE
Official WARN notice
View state filing ↗
A
Amentum Holdings, Inc.AMTM
Industrials
10
EVENTS TRACKED
614
AFFECTED SINCE 2023
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CREATED DEC 23, 2025LAST UPDATED JUL 3, 2026