Order intake at the company that makes a range of military and civilian hardware doubled to 17.02 billion crowns ($1.66 billion) from 8.1 billion, while its order backlog increased to 132.66 billion crowns from 128 billion crowns.
Chief executive Micael Johansson said countries are increasing stocks to improve their own resilience, as well as to support Ukraine, which had translated into a strong order intake.
Demand has been particularly strong in the surveillance and dynamics businesses, which include sensors, deterrents, support weapons and missiles, he said.
Analysts at Citi said it was a strong start to the year for Saab, with sales, operating profit and orders beating consensus.
Shares in Saab were up around 4.5% as the market opened, but reversed course later and at 0806 GMT were down 1.5%Operating profit for the maker of the Gripen fighter jet was 928 million Swedish crowns ($90.16 million) in the quarter, compared with 654 million crowns a year earlier.