SAN DIEGO -- The F-35 Joint Program Office is planning to award up to 20 software development and sustainment contracts for "immediate" requirements to small businesses and startups later this year, according to the program executive officer. F-35 PEO Vice Adm. Mat Winter told attendees at the AFCEA West conference last week his program office will "leverage" from an Air Force "Pitch Day" scheduled for March, and will publish "immediate" software requirements in May. "I'm going to pick 20 [contractors],"...