Overview

• Justin Fulcher formally resigned on Thursday after completing a planned six-month stint as senior adviser to Defense Secretary Pete Hegseth.
• Chief Pentagon spokesman Sean Parnell issued a statement thanking Fulcher for his work advising President Trump and Secretary Hegseth.
• Fulcher’s contributions included streamlining IT procurement timelines, reviewing major weapons acquisition programs and supporting Indo-Pacific engagements such as the Shangri-La Dialogue in Singapore.
• His exit is the sixth senior-level departure from Hegseth’s office since January, underscoring ongoing recruitment and retention challenges within the Pentagon.
• The Department of Defense has not yet announced a replacement to fill Fulcher’s vacant advisory position.