Do all armies have the same rank structure?

>>> Sergeant (platoon vice leader)

# General Major (brigade leader)

###### Field Marshal (commander of the military branch)

x Junior Lieutenant (platoon leader)

#### Colonel General (army group leader)

##### Army General (theatre leader)

>> Corporal (squad leader)

((>>> Company Sergeant (company quartermaster)

XXX Colonel (regiment leader

####### Generalissimus (overall supreme commander)

X Major (battalion leader)

## General Lieutenant (division leader)

> Lance Corporal (squad vice leader)

xx Lieutenant (platoon leader or company vice leader)

XX Lieutenant Colonel (battalion leader or regiment vice leader)

Private (does all the menial work)

xxx Captain (company leader)

Basically yes.

### General (corps leader)

(>>> Staff Sergeant (platoon leader or company quartermaster)