Application status says Closed on SWA Careers. Is that what others have?
And this from FAQ


I would like to become a Southwest Airlines Pilot. What should I do?
Good news! You are no longer required to go to a separate website to apply for the Pilot position. Visit southwest.com>About Southwest>Careers>View all Job Postings>Pilot - First Officer to complete the online application process. Please note that we accept applications for the specific jobs currently listed under “Search Results,” and we are unable to accept résumés for unavailable postings. If the position isn’t listed, don’t give up. Continue to check southwest.com for future job listings.