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Assistant Security Officer (CAC/SMS)

Springfield, VA; Springfield; Virginia; VA; Springfield, Virginia; United States
Full Time On-site

Summary

Job Description

Amentum is looking for an Assistant Security Officer (CAC/SMS) at our Springfield, VA location. The selected candidate will have the ability to administer and assure compliance with security regulations and procedures to include security passing requirements in accordance with DoD and our customer's guidelines. The position requires personnel to routinely interact with Contractors and Government agencies relative to security and clearance matters.

Work Schedule: Monday Friday 7:00 am 3:30 pm, occasional Tuesday 9:30 6:00 pm

The duties include but not limited to :

  • Perform CAC duties, rotate to Briefing, Clearance Passing, and Front Desk areas as needed.
  • Knowledgeable with the DISS/former Joint Personnel Adjudication System (JPAS), Scattered Castle, M3/SMS, DEERS/Rapids, e-Travel, C-Cure 9000, MDI database, PeopleSoft Access Management System (PSAM).
  • Coordinate with the responsible Company Facility Security Officer (FSO), to perform functions to ensure personnel DoD Clearance requirements are met and maintained.
  • Strong oral and written communication skills and the ability to work assigned projects, produce accurate and knowledgeable reports while successfully performing a multitude of daily assigned duties.
  • Possess and/or have working knowledge of Microsoft Office applications and have a strong attention to detail while performing daily tasks.
  • Working knowledge of DoD and NGA policies governing current security procedures.Adhere to the WSC Rules, Guidelines and Timekeeping Policies.
  • Perform all other position related duties as assigned or requested.
  • Manage and process programs and documents related to the transport of classified documents, equipment and/or media.
  • Perform all other security-related duties as assigned or requested.

Minimum Requirements

  • Associates Degree in Business Administration or Security and 0-1 years DoD security-related experience.
  • An extra 2 years of IC Security related experience will be accepted in lieu of associate's degree.
  • Must be able to acquire and maintain access to Scattered Castle, M3/SMS, C-Cure 9000, MDI database, PeopleSoft Access Management System (PSAMS).
  • Must possess and maintain an active TS/SCI clearance.
  • US citizenship is required.
  • Requires operating application software, including word-processing and spreadsheet programs.
  • Preferred is a bachelor’s degree with 2 years of Security Admin related experience.
  • Ability to adapt to frequent change and a fast-paced work environment.
  • Ability to communicate effectively both orally and in writing.
  • Strong communication and interpersonal skills. Have the ability to deal with others in a positive manner.

Compensation Details:

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:

12/26/2025 - Until Filled

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 (https://postings.govdocs.com/#/vxSkbztPuAwwxfs) .

About Amentum

Amentum

Amentum is one of the largest government services and engineering companies supporting the U.S. military, intelligence community, and federal agencies. Headquartered in Virginia with more than 50,000 employees worldwide, Amentum delivers mission-critical support across defense, cybersecurity, engineering, logistics, intelligence, aviation, nuclear, and space operations. The company plays a major role in helping government agencies solve complex national security and infrastructure challenges.

For job seekers, Amentum offers a wide variety of career opportunities across engineering, cybersecurity, intelligence, logistics, IT, aviation maintenance, program management, and cleared government support roles. The company is especially attractive to veterans, transitioning military personnel, and security-cleared professionals looking to continue supporting national security missions while building long-term career stability. Amentum also has a strong reputation for career mobility, education support, and mission-focused work across hundreds of federal programs.

Unlike many companies focused on a single niche, Amentum supports a broad range of high-impact missions—from military readiness and intelligence operations to NASA programs, cyber modernization, and critical infrastructure support. Employees often work on programs that directly support the Department of Defense, intelligence agencies, and federal civilian missions, creating opportunities to build diverse experience while contributing to meaningful national security outcomes.

As government investment continues to grow in cyber, space, engineering, and mission modernization, Amentum remains one of the strongest employers in the government contracting sector. For professionals seeking a stable, mission-driven career with opportunities for advancement, technical growth, and meaningful impact, Amentum continues to stand out as a top employer in defense and federal services.

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