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Collier Retires from U.S. Army After 22 Years of Service at Sergeant Major Rank

DEFENSE

Collier served in the U.S. Army for 22 years before retiring in 2015 at the rank of sergeant major. In addition to her military service, she has held federal technology roles.

Collier Retires from U.S. Army After 22 Years of Service at Sergeant Major Rank
Feb 26, 2026, 5:42 PM

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