modifier = {
	exists = fleet
	NOT = {
        fleet = {
            is_ship_class = shipclass_transport
        }
    }
	factor = @job_weight_mult
}
modifier = {
	NOT = {
		exists = fleet
	}
	factor = @job_weight_opp_mult
}
modifier = {
	has_leader_flag = block_pilot_traits
	NOR = {
		has_trait = subclass_commander_admiral
		has_trait = subclass_scientist_explorer
		has_trait = subclass_scientist_scholar
	}
	factor = 0
}