Lieutenant-General of Engineers
* 4th of September 1882
† 26th of December 1958
(Николай Иванович Унгерман)
| 1936-02-17 | Brigade-Engineer |
| 1939-12-03 | Division-Engineer |
| 1940-06-04 | Major-General of Engineers |
| 1944-09-25 | Lieutenant-General of Engineers |
| 1933-03-XX | – | 1937-02-XX | Head of Coastal Fortifications Department, Military Engineering Academy |
| 1937-02-XX | – | 1939-04-XX | Senior Instructor at the Military Engineering Academy |
| 1939-04-XX | – | 1940-08-XX | Head of Coastal Fortifications Department, Military Engineering Academy |
| 1940-08-XX | – | 1941-10-XX | Head of Fortifications Department, Higher Naval Engineering-Technical School |
| 1941-10-XX | – | 1942-05-XX | At disposal of the Engineering Directorate, Navy |
| 1942-05-XX | – | 1955-03-XX | Head of Fortifications Department, Military Engineering-Technical School |
| 1955-03-XX | – | 1956-01-XX | Head of Fortifications & Camouflage Department, Naval Military Engineering-Technical School |
| 1956-01-XX | Retired |