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Activity Security Representative Security Clearance

Job in Los Angeles, Los Angeles County, California, 90001, USA
Listing for: MANTECH
Full Time position
Listed on 2026-07-08
Job specializations:
  • Security
    Information Security
Job Description & How to Apply Below
Position: Activity Security Representative with Security Clearance
MANTECH seeks a motivated, career and customer-oriented Activity Security Representative to join our team in El Segundo, CA. The Activity Security Representative-I 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 extensive point of contact listings.

* Researching and filing inbound and outbound visit notices and escorting facility visitors while maintaining associated logs.

* Conducting entry and exit inspections and assisting in the preparation of facility access control badges and entry system maintenance.

* Performing data entry into personnel security databases and maintaining customer-sponsored billets and quota information.

* Enforcing customer Standard Operating Procedures and providing support for security awareness and education programs.

Minimum Qualifications:

* Bachelor's degree in a related field or 4 additional years of experience will be considered in lieu of degree.

* 2+ years of related experience.

* 1+ years of experience with SCI programs.

* Must complete DoD SAPCO approved SAPNP training within six months of starting on the contract if performing SAP personnel security functions.

* Familiarity with SIMS database or completion of training within six months of hire if performing document control functions.

* Completion of JPAS/DISS training within six months of hire if performing SCI personnel security functions.

* Completion of Joint Access Database Environment (JADE) training within six months of hire if performing SAP personnel security functions.

Preferred Qualifications:

* 1+ years of experience with SAP programs.

* Familiarity with security policy manuals and other guiding policy documents used in Government contracting environments.

* Self-starter with excellent people skills-able to work in dynamic environments and interact effectively with DOD, military, and industry partners.

* Working knowledge of Microsoft Office (Word, PowerPoint, and Excel) and a high degree of initiative requiring minimal supervision. 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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