After his graduation, Malygin began his career as a naval cadet and was then promoted to the rank of lieutenant four years later.
[3] Malygin wrote the first Russian manual on navigation, titled Сокращённая навигация по карте де-Редукцион (1733).
[2] In early 1736, Malygin was appointed leader of the western unit of the Second Kamchatka Expedition.
[3] In 1736–1737, two boats Perviy (First) and Vtoroy (Second) under the command of Malygin and A. Skuratov undertook a voyage from Dolgiy Island in the Barents Sea to the mouth of the Ob River.
[citation needed] Malygin explored this part of the Russian Arctic coastline on the trip and made a map of the area between the Pechora and Ob Rivers.