Prior Service There are plenty of great jobs for experienced military personnel. If you had a honorable discharge you may be eligible to join the South Dakota Air National Guard. - Prior service in any branch is accepted. - Part time job which requires attendance at Guard Drills in Sioux Falls, South Dakota one weekend per month and 15 days of annual training each year. - Must be able to complete 20 years combined service time by age 60. - Rank is determined by grade held on separation and current unit vacancies. - Do not need to attend basic military training again, but may have to attend an Air Force technical school if not qualified in a convertible skill. Cross training is an option, dependent on current unit vacancies. - Enlistment term options are one (1) year (if never been a member of the Air National Guard and qualified in Air Force Specialty Code), three (3) years or six (6) years. - Pay is determined by rank and length of service. ENJOY ALL THE BENEFITS FOR YOUR SERVICE! - Improve your retirement benefits. - Servicemen's Group Life Insurance up to $250,000. - Commissary/BX. - Qualify for $15,000 cash bonus.