• Seasonal Mason

    National Park Service (Philadelphia, PA)
    …SCREEN OUT: Have experience performing the full range of duties of a Mason , WG-3603-10 without more than normal supervision. Have knowledge and experience that ... date of the referral certificate. Non-Competitive Rehire Eligibility: Temporary seasonal employees can only maintain their non-competitive rehire eligibility if… more
    National Park Service (12/31/25)
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  • Seasonal Mason

    National Park Service (Gettysburg, PA)
    …SCREEN OUT: Have experience performing the full range of duties of a Mason , WG-3603-10 without more than normal supervision. Have knowledge and experience that ... date of the referral certificate. Non-Competitive Rehire Eligibility: Temporary seasonal employees can only maintain their non-competitive rehire eligibility if… more
    National Park Service (11/22/25)
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