i think u can, here, check this script out, it makes the unit 'Jump'
; Script Copyright Rory Deutsch (Roni) May 2005 - rory@romad.com.au
; Feel free to use, abuse or misuse as you see fit - just don't charge for it.
; A script that allows a player to jump over low walls, onto roofs etc
; Caution ! Jumping while sprinting may cause damage to player
; Get jumper
_jumper = _this select 0
_startDamage = getDammage _jumper
; If character is in the air or severely wounded then disable jump
? ((getPos _jumper) select 2) > 0.3 : exit
? _startDamage > 0.5 : exit
; Place jumper off ground, give him a small upward velocity
_v = velocity _jumper
_vX = (_v select 0)
_vY = (_v select 1)
_vZ = (_v select 2) + 5
_jumper setPos [getPos _jumper select 0, getPos _jumper select 1, 0.3]
_jumper setVelocity [_vX, _vY, _vZ]
; Move jumper to crouch position
_jumper playMove "CrouchToCombat"
; If jumper injured while executing jump then force him prone
? getDammage _jumper > _startDamage : _jumper playMove "CrouchToLying"
hope thisa helps