Rubuta ci gaba ga wannan sakin layi - Ya zama "överstelöjtnant" a Admiralty a ranar 25 ga Fabrairu 1793. Cederström ya zama memba na Kwamitin Kayan Jirgin Ruwa a ranar 22 ga Afrilu 1794 kuma "överste" a Admiralty a ranar 21 ga Yuni 1795. A cikin 1796 da 1798 ya yi tafiya tare da rundunar jirgin ruwa a cikin Tekun Arewa don kare kasuwancin Nordic daga masu fashin teku. An nada shi kwamandan jami'in Rundunar Sojojin Ruwa na High Seas ("Örlogsflottan") a ranar 6 ga Afrilu 1801 kuma bayan kwana uku aka daukaka shi zuwa rear admiral. An aika Cederström tare da rundunar soji zuwa Bahar Rum don hukunta 'yan fashin teku na Tripolitanian a lokacin Yaƙin Barbary na Farko
Ka yi haƙuri. Bayan watanni 20 ya yi zaman lafiya da Tripoli. A cikin 1808 ya ɗauki umurnin rundunar soji, wanda ke da aikin kare bakin tekun Sweden daga tsoron fitowar Faransa-Danish. Hakanan a cikin 1808, Rasha ta mamaye tsibirin Gotland kuma an aika da tawagar agaji ta Sweden a ƙarƙashin jagorancin Cederström daga Karlskrona don korar sojojin Rasha daga tsibirin, wanda aka kashe a cikin kwanaki uku. Har ila yau, aikin Rasha ya hanzarta, kafawar Gotland National Conscription da Cederström an ba shi izini a matsayin mataimakin gwamnan tsibirin don aiwatar da wannan makamai na mutane da kuma sanya tsibirin a cikin yanayin tsaro.