Security Assistant

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success. Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents. Duties and Responsibilities

• Conducts and interprets database checks and credit reports.
• Performs data entry.
• Provides direct support and service to the administration of the FBI Security Program to include but not limited to logs, audits, analytical analysis, inventory, workflow tracking, maintaining schedules, and presentation briefs.
• Provides support, analysis, and research into complex problems and processes relating to Personnel Security.
• Works on complex problems and provides solutions.
• Advises supervisor of potentially controversial matters or those matters with far reaching implications.
• Initiates or performs extensive FBI indices checks, arrest record checks, and similar tasks to obtain pertinent and identifying information for the cases assigned.
• Recommends the need for polygraph examinations and/or interviews based upon analysis of all data available.
• Composes appropriate communications to pertinent FBI HQ Divisions and FOs to initiate same, setting forth any specific guidance which should be followed in regard to same (i.e., particular areas in question which need to be resolved; special qualifications desired of interviewer; etc.). Determinations and resulting communications are subject to review and approval by the Government lead.
• Summarizes all data provided and developed in a formal written analysis of the security concerns and their resolutions, considering information developed.
• Establishes and maintains liaison with other FBI HQ Divisions, DOJ and other agency officials including members of the IC to obtain, develop, and/or resolve queries as required.
• Coordinates or works in concert with other FBI components as required to surface, develop, and resolve various issues encountered.
• Recommends new methods and procedures for passing and affirming clearances including SCI/Regulations, FISs, and/or EO and DOJ Orders.
• Performs security assessment investigations and provides recommendations to the FBI HQ.
• Reviews and analyzes requests for investigations concerning security clearances.
• Prepares a detailed analysis of all information developed, to include potential remedial or precautionary action to meet minimum security standards.
• Assists with briefings and debriefings of individual cases as necessary.
• Maintains electronic and hardcopy logs. Scanning and uploading documentation.
• Updates and audits electronic workflow tracking programs.
• Provides customer service and appointment scheduling.
• Uploads all official documents into the defined system of record, management, workflow, or tracking systems, files, and /or sub - files

Basic Qualifications and Requirements

• Must have an Active Top Secret US Government Clearance. Note: US Citizenship is required to obtain a Top Secret clearance
• Associate’s degree
• 1 year of experience
• Experienced in use of Microsoft Office products.
• Demonstrated interpersonal and customer service skills.
• Experience performing routine office administrative support functions.
• Demonstrated analytical ability to critically review and analyze various types of incoming material and investigative reports to discern potential security vulnerabilities and to identify viable investigative leads.
• Proficient computer skills to include: Working knowledge of Microsoft Office software applications (Word, Excel, Outlook, PowerPoint)
• Use of Internet to conduct research and/or open-source checks in aid of investigations.

Knowledge, Skills, and Abilities - Computer skills required:

• MS Office Suite proficiency.
• Must be able to learn new systems and applications.
• Ability to work effectively and efficiently in a team environment and relate well to others
• Ability to manage individual workflow effectively and improve processes when necessary
• Ability to communicate clearly and effectively with coworkers both in written and verbal communications
• Positive attitude focused on customer satisfaction
• Ability to show initiative and commitment to the company’s goals
• Ability to readily adapt to changing requirements
• Strong commitment to performing and producing at the highest level of quality at all times

Work Environment: This position is performed in a traditional office environment. Physical Demands: While performing the duties of this job, the employee is occasionally required to stand and/or walk; handle or feel objects; and write. Ability to bend, reach, lift, and carry up to 15 pounds. Compensation Details: $21.63 The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws. Benefits Overview: Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits. Original Posting: 08/07/2026 - 08/09/2026 Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs. Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.