At international level, he features for Saint Vincent and the Grenadines. His main role on the pitch is Defender. His stronger foot is Right.

His latest transfer saw him join Charlotte FC from Cornell Big Red (Cornell University) via on 2025-12-17.

Across the FIFA World Cup qualification (CONCACAF) 2026, Andrew Johnson appeared in 2 matches and averaged 2 tackles, 1 interceptions, 3.5 clearances, and 0 blocked shots per game.