From The Stargate Omnipedia

F-302 pilot who flew against Anubis's fleet in the Battle over Antarctica. He destroyed two death gliders that were in pursuit of Colonel Cameron Mitchell's 302 before he was destroyed by Anubis's armada.


Lost City, Part 2 - Redmond gives his life to defend Earth against Anubis's forces.
Avalon, Part 1 - Mitchell remembers the events from the Battle of Antarctica when Redmond was killed.