In conjunction with the qualification requirements outlined in the OPM Qualification Standards for General Schedule positions in the 2152, Air Traffic Control series, the requirements listed below determine the basic qualification requirements for Manager, Supervisor, and Support (MSS) positions in the terminal and en route options. Please read the qualification requirements described below. For MSS-1 through MSS-4 positions, applicants must have the following specialized experience requirements: 1. Must have held an FAA 2152-FV-J/FG-14 or above regional or headquarters position for at least 1 year (52 weeks); OR 2. Must have been facility rated or area certified for at least 1 year (52 weeks) at an ATS terminal or en route facility; (Note: an employee who has been facility rated or area certified for at least 1 year (52 weeks) in an ATS facility that is upgraded is considered to meet the qualification requirements of the upgraded position, since he or she has been performing the higher graded work. OR 3. Must have held a MSS position for at least 1 year (52 weeks) in an ATS facility. NOTE: FSS falls under Systems Operations within ATO. FSS Air Traffic Controllers would need to meet the requirements listed above by having experience in Air Traffic Services (ATS) Facilities or as stated above. NOTE: In addition to the qualifications listed above for MSS positions, the chart on MSS positions will be used to determine which career level applicants are qualified to make application. This facility has 3 or fewer MSS level therefore CPC's, through MSS-4's are eligible to make application. In accordance with HRPM EMP 1.29/1.29a, this position may be a Career Enhancement Assignment/Career Progression. The selectee may be eligible for pay retention. Career diversity is not enhanced when an employee is assigned to a staff or supervisory position in which they previously held on a permanent basis. CEP/CP selectees will be required to certify eligibility.