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Activity Security Representative

ManTech International

Company : ManTech International

Location : Los Angeles, CA, 90012

Posted Date : 11 October 2025

Job Details

ManTech seeks a motivated, career and customer-oriented Activity Security Representative I to join our team in the El Segundo, CA area.

The Activity Security Representative’s primary function is to provide multi-disciplined security support to a customer’s facility and organization. The position will provide “day-to-day” support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.

Responsibilities include but are not limited to:

  • Classification reviews of inbound and outbound correspondence.
  • Assist in the maintenance of a document accountability database and associated correspondence.
  • Perform destruction of classified materials and process magnetic media for accountability
  • Reproduction support for classified materials.
  • Maintain various daily logs for a variety of administrative functions associated with document control and the processing of inbound data and outbound data transfer files.
  • Assist with researching, processing, filing, and maintaining inbound and outbound visit notices.
  • Assist in the preparation of facility access control badges. Escort facility visitors and maintains associated logs. Conduct entry and exit inspections.

Minimum Qualifications:

  • Bachelor’s degree or an additional 4 years of experience may be considered in lieu of degree.
  • 2+ years of related experience.
  • 1+ years of experience with SCI or SAP programs.
  • Familiarity with the SIMS database.
  • Must Complete JPAS training within six months of starting on contract if performing SCI personnel security functions.
  • Must complete the DoD SAPCO approved SAPNP training within six months of starting on contract (if performing SAP personnel security functions).     
  • Must be familiar with security policy/manuals and the appropriate and other guiding policy documents.

Preferred Qualifications:

  • Must complete the DoD SAPCO approved SAPNP training.
  • Working knowledge of Microsoft Office (Word, PowerPoint, and Excel).
  • Joint Access Database Environment (JADE) training.

Clearance Requirements:

  • Current Top-Secret Clearance with SCI Eligibility.
  • Eligibility for access to Special Access Program Information.
  • Willingness to submit to a polygraph.

Physical Requirements:

  • Must be able to remain in a stationary position 50%.
  • The person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations.
  • Must be able to exchange accurate information in these situations.
  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer

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