Activity Security Specialist I (TS/SCI Eligible)

System High Corporation; Newington (VA); On-site; USD 55,000 - 75,000; Full time

Job summary

System High Corporation is seeking an Activity Security Representative I to provide multi-disciplined security support at a customer facility. You will handle Collateral, SCI, and SAP activities, perform classification reviews, and maintain security-related records. The role emphasizes integrity, national security, and adherence to procedures.

The position requires 1–2 years of related experience with current Top Secret clearance and SCI eligibility. A bachelor’s degree is preferred.

Qualifications

• Ability to handle sensitive government information safely.
• Experience handling classified mail and materials is ideal.
• Strong administrative and data-entry skills.

Responsibilities

• Perform classification reviews of inbound and outbound correspondence.
• Maintain and audit document accountability databases and logs.
• Process inbound/outbound classified mail and receipt records; destruction of classified materials.
• Assist with facility access control, badges, and visitor logs.
• Maintain Personnel Access Security System data and customer billets/quota.
• Support security awareness programs and basic administrative tasks.

Skills

Security clearance

Polygraph willingness

Education

Bachelor’s degree (Desired)

Top Secret clearance with SCI eligibility

Job description

System High Corporation is seeking an Activity Security Representative I to provide multi-disciplined security support at a customer facility. You will handle Collateral, SCI, and SAP activities, perform classification reviews, and maintain security-related records. The role emphasizes integrity, national security, and adherence to procedures.

The position requires 1–2 years of related experience with current Top Secret clearance and SCI eligibility. A bachelor’s degree is preferred.