Level 32

Total Experience Required 157,234

Level 100 progress: 2.3%

This is roughly the same as:

Killing 263 people in Warzone, or...
Killing 268 people in Execution, or...
Killing 223 people in Wingman, or...
Scoring 56,155 points in Guardian, or...
Scoring 170,907 points in Annex, or...
Scoring 103,444 points in Submission.

Horde (TU4)

Completing 394 waves on Casual, or...
Completing 263 waves on Normal, or...
Completing 197 waves on Hardcore, or...
Completing 158 waves on Insane.

Or a combination of the above. Have fun!