Mission Support Specialist

Summary

View Common Definitions of terms found in this announcement. Organizational Location: These positions are located in the Department of Homeland Security, U.S. Immigration and Customs Enforcement, Office of the Principal Legal Advisor, in Arlington, Virginia; Irving, Texas; Los Angeles, California; Miami, Florida; Seattle, Washington; The Woodlands, Texas. These are non-bargaining unit positions.

Duties

• As a Mission Support Specialist, GS-12 level you will perform the following duties: Serves as a Subject Matter Expert on assigned administrative matters. Conducts or participates in the evaluation of administrative programs, concerning the efficiency and effectiveness of program operations. Maintains a high level of analytical ability to identify issues, recommend actions, and re-engineer processes. Applies a wide range of administrative programs, concepts, laws, policies, practices, and analytical diagnostic methods and techniques to address substantive matters that contain several interrelated issues.

Qualifications

Please limit your resume to 2 pages. If more than 2 pages are submitted, only the first 2 pages will be reviewed to determine your eligibility/qualifications. IN DESCRIBING YOUR EXPERIENCE, PLEASE BE CLEAR AND SPECIFIC. WE WILL NOT MAKE ASSUMPTIONS REGARDING YOUR EXPERIENCE. Do not copy and paste the duties, specialized experience, or occupational assessment questionnaire from this announcement into your resume as that will not be considered a demonstration of your qualifications for this position. You qualify for the GS-09 grade level if you possess one of the following: Experience: One (1) year of specialized experience at the GS-07 grade level or equivalent performing duties such as: Carrying out the assignments in conformance with accepted policies and practices for assigned program areas; Exercising judgment in selecting and applying available guidelines related to specific problems or issues; Applying practical knowledge of the basic concepts, principles, regulations, and policies related to logistics and procurement management; Identifying situations or issues and choosing the best approach according to established procedures and practices. OR Education: Have a master's degree (or equivalent graduate degree such as a L.L.B./J.D.) or two (2) academic years of progressively higher-level graduate education leading to such a degree. OR Combination of Education and Experience: A combination of successfully completed education and experience. This will be calculated using your resume and unofficial transcripts or a list of courses/course hours submitted with your application. Time-in-Grade Requirements: Under competitive merit promotion procedures, any individual who is currently holding, or who has held within the previous 52 weeks, a General Schedule position under a non-temporary appointment in the competitive or excepted service, must meet "time-in-grade" requirements (have served 52 weeks at the next lower grade of the grade for which you are applying). Time-In-Grade requirements also apply to current employees applying for a Veterans Employment Opportunities Act of 1998 (VEOA) appointment. NOTE: All current or former Federal employees must provide a copy of their SF-50 (you may need to submit more than one), "Notice of Personnel Action" that indicates proof of status and time-in-grade eligibility. The SF-50 must include your position, title, series, grade, step, tenure (1 or 2), and type of service (Competitive or Excepted). Qualification requirements must be met by the closing date of this announcement. Qualification claims will be subject to verification. 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. If you meet the minimum qualifications, you will be placed in one of the following categories: Best-Qualified: Applicants possessing experience that substantially exceeds the minimum qualifications of the position and demonstrate high proficiency in all of the critical competencies, including all Selective Placement Factors (SPF) and appropriate Quality Ranking Factors (QRF) as determined by the job analysis. Well-Qualified: Applicants possessing experience that exceeds the minimum qualifications of the position and demonstrates acceptable proficiency in all of the critical competencies, including all SPFs and appropriate QRFs as determined by the job analysis. Qualified: Applicants possessing experience that meets the minimum qualifications of the position and demonstrate basic proficiency in most of the critical competencies, including all SPFs and appropriate QRFs as determined by the job analysis. If you are best qualified, you may be referred to the hiring manager for consideration and may be called for an interview. Interviews may be required for this position. Failure to complete the interview may result in removal from further consideration. National Service Experience (i.e., volunteer experience): 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. Current or Former Political Appointees: 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. 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.

How to apply

To apply and be considered for this position, you must complete the Occupational Questionnaire https://apply.usastaffing.gov/ViewQuestionnaire/13060472, assessment, and submit all the required documentation as specified in he HOW TO APPLY and the REQUIRED DOCUMENTS section. The complete initial Application must be submitted by 11:59 PM (EST) on 10/01/2026. 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. If you are required to complete any USA Hire Assessments, you will be notified after submitting your application. The notification will be provided in your application submission screen and via email. The notification will include your unique assessment access link to the USA Hire system and the completion deadline. Additionally, in USAJOBS you can click "Track this application" to return to your assessment completion notice. Set aside about two (2) hours to take the USA Hire Assessments; however, most applicants complete the assessments in less time. If you need to stop the assessments and continue later, you can re-use your unique assessment link. PLEASE NOTE: If your materials are not received by the closing date, your application will be evaluated solely on the information available and you may not receive full consideration or may not be considered eligible. Also, if you do not provide a valid email address, you may not be notified of the outcome of your application. To begin your online application, click "Apply Online" to create a USAJOBS account and follow the prompts or log in to your existing account. Your application packet must include a completed assessment questionnaire, a resume, and any applicable and or required supporting documentation. Please see the "Required Documents" section below for additional information. All application materials, including transcripts, must be in English. We encourage you to apply online. Applications and supporting documentation will not be accepted by mail or email. The address below is for inquiries only. You may apply more than once, but the most recent application is the only one that will be used. You must submit your resume, your online questionnaire, and any supporting documents by 11:59 PM eastern standard time on 10/01/2026. It is your responsibility to verify that any information entered or uploaded is received and is accurate. Human Resources will not modify or change any part of your application. Determining your eligibility and qualifications is dependent on the supporting documentation and information provided, which may impact your referral for further consideration. If a document is not legible, you will not be able to view it in your application. One or more positions may be filled using this vacancy announcement. Applying to this announcement certifies that you give permission for DHS to share your application with others in DHS for similar positions.