At international level, he features for Scotland U17. His main role on the pitch is Defender. His stronger foot is Right.

His latest transfer saw him join Saint Mirren from Queen of South via Loan on 2026-05-31.

Across the Scottish Premiership 2024-2025, Cellum Penman appeared in 12 matches and averaged 0.1 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.