In order to qualify for this position, you must meet the requirements described below. Basic Requirements: Degree: in operations research; or at least 24 semester hours in a combination of operations research, mathematics, probability, statistics, mathematical logic, science, or subject-matter courses requiring substantial competence in college-level mathematics or statistics. At least 3 of the 24 semester hours must have been in calculus. Qualifying Experience: To qualify at the GG-14, your resume must describe at least one year of experience that demonstrates the competencies necessary for immediate success in the position. Experience refers to any paid or unpaid experience, including volunteer work and Military service, that would be considered equivalent to work normally performed at the next lower grade level in the federal service. For this position, qualifying experience is defined as: Experience in conducting life-cycle cost analyses for complex systems, developing advanced cost estimation methodologies, establishing organizational costing policies, or briefing senior leadership on analytical findings for high-impact programs. Candidates must describe how they meet the qualifying experience and/or selective placement factor(s) within the body of their resume. All qualifications must be met within 30 days after the closing date of this announcement. Additionally, prior to reporting for duty the selectee must be found eligible for a DoD Top Secret security clearance with access to Special Compartmented Information (SCI) based upon an Single Scope Background Investigation (SSBI), AND be approved for Presidential Support Duty in accordance with Department of Defense Directive 5210.55 (Yankee White - Category II, minimum). This is an Excepted Service position and does not confer eligibility to be converted to the Competitive Service. If you are a current Federal Career/Career-Conditional employee, you will be placed on an Excepted appointment under 10 U.S.C. 1599f.