Lieutenant-General of Engineers
* 18th of March 1900
† 2nd of August 2000
(Александр Яковлевич Калягин)
| 1941-12-27 | Major-General |
| 1943-11-17 | Lieutenant-General of Engineers |
| 1937-11-XX | – | Deputy Commanding Officer Engineers, Siberian Military District | |
| – | 1938-05-XX | Commanding Officer Engineers, Siberian Military District | |
| 1938-05-XX | – | 1940-05-XX | Senior Military Adviser on Engineering Troops to China |
| 1940-08-18 | – | 1941-05-21 | Commandant of Borisov Engineering School |
| 1941-05-21 | – | 1941-07-20 | Commandant of Arkhangelsk Military Engineering School |
| 1941-07-20 | – | 1941-09-XX | Commanding Officer Engineers, Kalinin Front |
| 1941-09-XX | – | 1942-04-XX | Commanding Officer Engineers, Briansk Front |
| 1942-04-XX | – | 1946-06-XX | Head of Main Engineer Directorate |
| 1946-04-XX | – | 1948-08-XX | Member of the Scientific-Technical Committee, Higher Military Schools Directorate |
| 1946-06-XX | – | Deputy Commander in Chief Engineers, Ground Forces | |
| 1948-08-XX | – | 1953-05-XX | Member of the Scientific-Technical Council, Ministry of Road Machinery |
| – | 1951-01-02 | Commander in Chief Engineers, Ground Forces | |
| 1951-01-02 | – | 1953-05-09 | Deputy Commander in Chief Engineers |
| 1953-05-09 | – | 1958-11-15 | Deputy Commander in Chief for Construction & Quartering, Northern Soviet Group of Forces [Germany] |
| 1958-11-15 | – | 1959-12-21 | Deputy Commander in Chief for Construction & Quartering, Moscow Military District |
| 1959-12-21 | Retired |