Funny, playful, jovial and dynamic, Amandine will doubtless have no trouble at all adapting to her new life this summer when she ends her 16-year career as a contract officer in the French Navy to join her military husband in the United States. So will begin a third professional life for this young mechanical engineer, who only joined the Navy in 2006 at the age of 27, "the ceiling" to sign-up as a contract officer…