MISSION SUPPORT SPECIALIST (FINANCE)

Organizational Location: This position is with the Department of Homeland Security, within U.S. Customs and Border Protection, Big Bend Sector, Mission Readiness Operations Division-Finance Unit, located in Marfa, TX.

Additional selections may be made to include other organizational divisions and/or units within the duty location(s) listed above.

This announcement has been amended on 4/14/2026 to extend the closing date to 4/21/2026.

Qualifications:

Experience: You qualify for the GS-12 grade level if you possess 1 year of specialized experience equivalent to at least the next lower grade level, performing duties such as:

• Assisting with budgets, procurement, and travel.
• Interpreting and applying directives, regulations, and policies as they relate to budgetary and financial operations.
• Using automation systems to effectively and efficiently complete required major duties and responsibilities.
• Monitoring expenditures ensuring resource allocations and monetary commitments are used correctly and paid for in a timely fashion.

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.

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; and
• Meet all applicable Time in Grade requirements (current federal employees must have served 52 weeks at the next lower grade or equivalent grade band in the federal service) by 04/21/2026.

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 CBP. Individuals are required to have physically resided in the United States or its protectorates (as declared under international law) for at least three of the last five years. If you do not meet the residency requirement and you have been physically located in a foreign location for more than two of the last five years, you may request an exception to determine if you are eligible for a residency waiver by meeting one or more of the following conditions:

• Working for the U.S. Government as a federal civilian or as a member of the military
• A dependent who was authorized to accompany a federal civilian or member of the military who was working for the U.S. government
• Participation in a study abroad program sponsored by a U.S. affiliated college or university
• Working as a contractor, intern, consultant or volunteer supporting the U.S. government

Probationary Period: All employees new to the federal government must serve a one year probationary period during the first year of his/her initial permanent federal appointment to determine fitness for continued employment. Current and former federal employees may be required to serve or complete a probationary period.

Agency Career Transition Assistance Program (CTAP) Eligibles: If you have never worked for the federal government, you are not CTAP eligible. View information about CTAP eligibilityon OPM's Career Transition Resources website. You must submit the supporting documents listed under the Required Documents section of this announcement. To be considered well qualified under CTAP, you must be rated at a minimum score of 85 for this position.

Responsibilities:

This position starts at a salary of $89,508.00 (GS-12, Step 1) to $116,362.00 (GS-12, Step 10)

The Mission Support Specialist (Finance) plans and carries out a variety of mission support, budgetary, administrative research, and program planning activities. Performs significant review and analysis of budget, management, training, logistics, procurement, and other assigned areas. Duties and responsibilities include:

• Planning, coordinating and executing of business functions, resource allocation, and production.
• Planning and carrying out a variety of mission support, budgetary, administrative research, and program planning activities related to the missions and functions of the Mission Readiness Operations.
• Applying knowledge of principles, methods, and tools for automating, developing, implementing, or administering database systems.
• Making clear and convincing oral presentations to individuals or groups, listening effectively and clarifying information as needed, facilitating an open exchange of ideas and fostering an atmosphere of open communication.
• Organizing work, setting priorities, and determining resource requirements; determining short and long-term goals and strategies to achieve them; coordinating with other organizations to accomplish goals.
• Applying knowledge of methods, metrics, tools, and techniques of business process improvement.

GS Salary: Visit this link to view the locality pay tables by geographic area. If you do not see your geographic area listed, select the "Rest of United States" pay table. Some positions fall under a special pay rate depending on the series, grade level and location of the position.Please visit this link to view special pay rate charts.

Salary : $89,508