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Activity Security Representative

📍 Location
los angeles
⏰ Job Type
Full-time
📅 Posted
June 14, 2026

About the Role

MANTECH seeks a motivated, career and customer-oriented Activity Security Representative (ASR) to join our team in El Segundo, CA.

The Activity Security Representative (ASR) will leverage their strong technical background and knowledge to provide multi-disciplined security support to a customer’s facility and organization. You will provide day-to-day support for Collateral, Sensitive Compartmented Information (SCI), and Special Access Program (SAP) activities in a full-time, in-office capacity.

Responsibilities include but are not limited to:

  • Conducting classification reviews of inbound and outbound correspondence and maintaining document accountability databases.

  • Processing and destroying classified materials and magnetic media while maintaining daily administrative logs for document control.

  • Assisting in the processing and electronic transfer of data files to internal customers and maintaining extensi...

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