Mission Support Assistant

Summary Organizational Location: This position is with the Department of Homeland Security, within U.S. Customs and Border Protection, Office of Field Operations - San Diego Field Office, CA. Vacancies located in the following locations:

• San Ysidro, CA - 6 vacancies
• Otay Mesa, CA - 1 vacancies

The open period for this job opportunity announcement may be extended to allow for a sufficient applicant pool. Learn more about this agency Duties Help CBP employees demonstrate the highest level of commitment to protect and serve the United States of America and to exemplify the CBP Core Values of Vigilance, Service to Country and Integrity. Learn more about CBP's mission, core values and careers at This position starts at a salary of $57,641.00 (GS-07, Step 1) to $74,935.00 (GS-07, Step 10). In this position, you will strengthen the Department's ability to protect the homeland by joining a valuable team of administrative professionals. Typical work assignments include: Assisting in one or more administrative support areas which include budget, logistics and procurement, human resources, and records and files management. Using various software packages such as word processing, spreadsheets, and databases. Developing, maintaining, and preparing reports and office records. Coordinating and monitoring the organization's property management and space utilization programs. Providing assistance to higher graded Mission Support Specialist with various workforce management procedures. 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. Requirements Help Conditions of employment You must be a U.S. Citizen to apply for this position Males born after 12/31/1959 must be registered with Selective Service Primary U.S. residency for at least three of the last five years (additional details below) All pre-employment processes will be conducted in English You may be required to pass a background investigation CBP follows the DHS Drug-Free Workplace Plan for drug testing procedures As an employee of CBP, you will be joining a workforce that is dedicated to accomplishing our mission while maintaining the trust of our Nation by strictly adhering to all government ethics standards. Your conduct will be subject to the ethics rules applicable to all Executive Branch employees, and to CBP employees specifically, as well as the criminal conflict of interest statutes. Once you enter on duty, these rules include obtaining approval for outside employment or business activity, to ensure such employment or business activity is not prohibited and does not interfere or conflict with performance of your official duties. Please review further details via the following link. DHS uses E-Verify, an internet-based system, to confirm the eligibility of all newly hired employees to work in the United States. Learn more about E-Verify including your rights and responsibilities. Bargaining Unit: This is a bargaining unit covered position, represented under the National Treasury Employees Unions - NTEU. For local chapter contact information see Chapter Websites - National Treasury Employees Union - NTEU. Qualifications 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: You qualify for the GS-07 grade level if you possess 1 year of specialized experience equivalent to at least the next lower grade level, performing duties such as: Providing administrative support to managers and staff and providing general clerical support to the organization in all areas of mission support. Assisting in receiving and apportioning budget allocations for the organization following established criteria and tracking budget transactions. Coordinating and monitoring the organization's property management and space utilization programs and assisting with routine procurements by preparing purchase orders and supporting documents, as required. Advising management of payroll changes, and resolving payroll problems with the national payroll staff. Developing, maintaining, and preparing a variety reports and office records and statistical data regarding the administrative services provided. 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 09/22/2026. 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. The USA Hire Assessments includes a cut score based on the minimum level of required proficiency in these critical general competencies. You must meet or exceed the cut score to be considered. You will not be considered for the position if you score below the cut score or fail to complete the assessment. 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 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) or the Interagency Career Transition Assistance Program (ICTAP) Eligibles: If you have never worked for the federal government, you are not CTAP/ICTAP eligible. View information about CTAP/ICTAP eligibility on OPM's Career Transition Resources website. To be considered eligible under CTAP/ICTAP, you must be placed in the Well-Qualified category for this position, as described within this announcement. In addition, you must submit the supporting documents listed under the Required Documents section of this job announcement. Education Please see the Qualifications and Required Documents sections for more information if education is applicable to this position. Additional information The vacancy questionnaire includes four short, free-response essay questions. This provides an opportunity for you to highlight your dedication to public service for the hiring manager and agency leadership (or designee(s)). While your responses are not required and will not be scored, we encourage you to thoughtfully address each question. Please provide a response of 200 words or less to each question. You will be asked to certify that you are using your own words and did not use a consultant or artificial intelligence (AI) such as a large language model (LLM) like ChatGPT or Copilot. To preview the questionnaire please visit: Reasonable Accommodation (RA) Requests: If you believe you have a disability (i.e., physical or mental), covered by the Rehabilitation Act of 1973 as amended that would interfere with completing the USA Hire Competency Based Assessments, you will be granted the opportunity to request a RA in your online application. Requests for RA for the USA Hire Competency Based Assessments and appropriate supporting documentation for RA must be received prior to starting the USA Hire Competency Based Assessments. Decisions on requests for RA are made on a case-by-case basis. If you meet the minimum qualifications of the position, after notification of the adjudication of your request, you will receive an email invitation to complete the USA Hire Competency Based Assessments, based on your adjudication decision. You must complete all assessments within 48 hours of receiving the URL to access the USA Hire Competency Based Assessments, if you received the link after the close of the announcement. To determine if you need a RA, please review the Procedures for Requesting a Reasonable Accommodation for Online Assessments here . Please view the video "Protecting America 24/7" to learn more about CBP's Office of Field Operations. The Department of Homeland Security encourages persons with disabilities to apply, to include persons with intellectual, severe physical or psychiatric disabilities, as defined by 5 CFR § 213.3102(u), and/or Disabled Veterans with a compensable service-connected disability of 30 percent or more as defined by 5 CFR § 315.707. Veterans, Peace Corps/VISTA volunteers, and persons with disabilities possess a wealth of unique talents, experiences, and competencies that can be invaluable to the DHS mission. If you are a member of one of these groups, you may not have to compete with the public for federal jobs. To determine your eligibility for non-competitive appointment and to understand the required documentation, click on the links above or contact the Servicing Human Resources Office listed at the bottom of this announcement. Please upload your resume under the "Resume" document type. Any other relevant supporting documents should be uploaded under their appropriate document types as mentioned above. Only resumes up to a total of two pages will be accepted. Applicants with resumes exceeding two pages will be removed from consideration. Do notsubmit documents as a PDF Portfolios. Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution. Help A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits. Review our benefits Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered. Customs and Border Protection