Jaggers

Lieutenant Jaggers was a Junior UNSC Naval officer in 2552.

Military Career
He served as the navigation officer aboard the that year.

During the Battle of Sigma Octanus IV, Jaggers demonstrated gross incompetence and slight mutiny, insubordination and came a hairs breath from attempted mutiny(actual) while at his post during the battle. So Commander Keyes had Admiral Stanforth reassign Jaggers to another vessel, or as the Book implies, an outpost. Possibly a Slipstream Outpost. .

He was later replaced as the NAV officer by Ensign William Lovell.

Personality
Jaggers was moody, temperamental, and bad at his job. While under the command of then, Commander Jacob Keyes, he almost appeared to be drunk on duty at times.

Trivia

 * Keyes states that he swore Jaggers had alcohol on his breath at the beginning of his shift more than once.
 * At several points in the Battle above Sigma Octanus IV Jaggers inability to follow orders without question almost got the entire crew of the Iroquois killed, fatal mistake he had to endure.
 * It's possible he is named after Rock legend Mick Jagger