Mission Support Specialist (generalist)

About the role

Organizational Location: This position is with the Department of Homeland Security, within U.S. Customs and Border Protection, Big Bend Sector, located in Sanderson, TX. Additional selections may be made beyond the total number of vacancies specified using this vacancy announcement. Further selections may also be made for additional organizational divisions and/or units within the duty location(s) listed above. Experience: You qualify for the GS-9 grade level if you possess 1 year of specialized experience equivalent to at least the next lower grade level, performing duties such as: Running various reports, updating and providing updated information to trackers, monitoring tickler reports, and staffing table. Ordering fuel cards, performing audits, extracting reports, reconciling invoices, reporting fraud and processing override requests for fleet card program. Recording requests for facilities management into facilities management system. Gathering necessary information and preparing briefing materials for supervisors or other senior management officials. NOTE: Your resume must explicitly indicate how you meet this requirement, otherwise you will be found ineligible. Please see the "Required Documents" section below for additional resume requirements. Education Substitution: A master's degree; or two full years of graduate education leading to such a degree; or a J.D. or an LL.B. This education must demonstrate the knowledge, skills, and abilities necessary to do the work. Check with your school to determine how many credit hours comprise a year of graduate education. If that information is not available, use 36 semester or 54 quarter hours. Combining Education and Experience: Combinations of successfully completed post-high school education and experience may be used to meet total qualification requirements for the grade levels, and may be computed by first determining your total qualifying experience as a percentage of the experience required for the grade level; then determining the your education as a percentage of the education required for the grade level; and then adding the two percentages. The total percentages must equal at least 100 percent to qualify for that grade level. Only graduate education in excess of the amount required for the next lower grade level may be used to qualify applicants for positions at grades GS-9. More information on this qualification standard is located here. Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment. You will receive credit for all qualifying experience, including volunteer experience. You must meet all qualification requirements, including education if applicable to this position, subject to verification at any stage of the application process by 05/18/2026. In order to be considered for this position, you must complete all required steps in the process. In addition to the application and application questionnaire, this position requires an online assessment. The online assessment measures critical general competencies required to perform the job. Overstating your qualifications and/or experience in your application materials or application questionnaire may result in your removal from consideration. Cheating on the online assessment may also result in your removal from consideration. The Office of Personnel Management (OPM) must authorize employment offers made to current or former political appointees. If you are currently, or have been within the last 5 years, a political Schedule A, Schedule C, Non-career SES or Presidential Appointee employee in the Executive Branch, you must disclose this information to the Human Resources Office. Background Investigation: U.S. Customs and Border Protection (CBP) is a federal law enforcement agency that requires all applicants to undergo a thorough background investigation prior to employment in order to promote the agency's core values of vigilance, service to country, and integrity. During the screening and/or background investigation process, you will be asked questions regarding any felony criminal convictions or current felony charges, the use of illegal drugs (e.g., marijuana, cocaine, heroin, LSD, methamphetamines, ecstasy), and the use of non-prescribed controlled substances including any experimentation, possession, sale, receipt, manufacture, cultivation, production, transfer, shipping, trafficking, or distribution of controlled substances. For additional information on the preemployment process, review the following link: Applicant Resources | CBP Careers Residency: There is a residency requirement for all applicants not currently employed by C

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