Personnel Security Specialist - Mid

About Amentum

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address complex challenges in science, security, and sustainability. With approximately 50,000 employees in more than 70 countries, we deliver operational support services across all continents.

This Position is contingent upon contract award, security processing, a CI polygraph, and position availability. The PSS provides support for security assessment investigations, including background investigations, periodic reinvestigations, and security clearances.

Responsibilities include:

• Perform research and analysis into complex problems and processes.
• Serve as an expert on project teams and provide critical thinking and analysis for written documentation and oral presentations.
• Review and analyze requests for investigations concerning security clearances, reciprocity, requirements, violations, and assessments.
• Examine and analyze FBI investigative files to identify identifying information, questionable elements, and potential security risks.
• Conduct security briefings and remedial actions based on investigative findings.
• Assist in preliminary and final reviews of personal history statements and related data before initiating background investigations.
• Conduct background investigations (BIs) for positions requiring suitability for employment or access to classified information.
• Prepare reports on investigations, draft summary sheets, and recommend questions for follow‑on investigations.
• Make recommendations for adjudication of personal background investigations for employment with the FBI and/or issuance of a security clearance.
• Review personnel security questionnaires (SF‑86, SF‑85P), verify information, contact subjects, input data from MAC applications, retrieve data from credit bureaus, and request local agency checks.
• Prioritize assignments and create schedules to meet deadlines.
• Use advanced interview skills to gather detailed background information.
• Conduct peer reviews as required.

• Active Top Secret U.S. Government Clearance; U.S. citizenship required.
• Bachelor’s degree with seven (7) years of experience or Associate’s degree with nine (9) years of experience in personnel security investigative or analyst fields.
• Experience interpreting governmental and commercial database checks to identify areas of concern.
• Experience analyzing investigative reports and other sources to identify security vulnerabilities and develop investigative leads.
• Proficient computer skills, including Microsoft Office, Internet research, and federal LE and IC IT systems for record checks.
• Experience with commercial and federal government database systems; performing database searches related to personnel security matters.
• Knowledge of applicable database search systems and security clearance documentation workflows.
• Excellent oral and written communication skills.
• Demonstrated knowledge and experience in conducting investigations consistent with federal standards and adjudicative criteria.

• Knowledge of DOJ and FBI regulations regarding the personnel security process.
• Experience conducting interviews, security briefings, and preparing written analyses and recommendations.
• Thorough knowledge of federal record check systems, indices, and file review processes.
• Understanding of federal investigative standards (FIS), Security Executive Agent Directives (SEADs), Executive Orders, U.S. Code of Federal Regulations, and other security guidelines.

Position performed in a traditional office environment. Occasional standing, walking, sitting, typing, and handling of tools. Specific vision abilities include close, distance, color, peripheral, depth, and focus adjustments.

$70,000 – $80,000, depending on experience and qualifications.

• 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

Amentum is an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy, age, ancestry, 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.