Personnel Security Specialist

MANTECH seeks a motivated, career and customer-oriented Personnel Security Specialist II to join our team in El Segundo, CA.

The Personnel Security Specialist II will support the customer's facility and mission by managing day-to-day PERSEC services across Collateral, Sensitive Compartmented Information (SCI), and Special Access Program (SAP) activities. This role is essential to maintaining mission readiness, ensuring compliance with federal security mandates, and facilitating smooth access processing in a full-time, on-site environment.

Responsibilities include but are not limited to:

• Execute day-to-day PERSEC operations for Collateral, SCI, and SAP environments in strict compliance with customer Standard Operating Procedures.
• Conduct comprehensive record checks and background screenings utilizing DISS, DCII, and SAP Nomination Process (SAPNP) protocols.
• Perform accurate data entry and maintain customer-sponsored billets, quotas, and personnel access rosters within the Joint Access Database Environment (JADE).
• Review, prepare, and process Program Access Requests (PARs) and SAP Nomination Questionnaires for access eligibility and validation.
• Coordinate and track security clearance actions with government representatives to ensure timely adjudications.
• Manage incoming and outgoing classified visit requests and maintain personnel security files for all supported organizational elements.
• Provide mentorship, guidance, and quality assurance oversight for PERSEC team members while interfacing with Government Program Managers on access approval decisions.

Minimum Qualifications:

• Bachelor's degree - 4 additional years of experience may be considered in lieu of degree.
• 6 years related experience.
• 4 years' relevant SCI or SAP experience.
• Strong operation understanding of security policy/manuals and the appropriate ICDs/JAFANs/DOD Manuals and other guiding policy documents.
• Demonstrated proficiency with the Defense Information System for Security (DISS) and Defense Central Index of Investigations (DCII), alongside completed training (or the ability to complete upon hire) in both the Joint Access Database Environment (JADE) and DoD SAPCO-approved SAPNP.

Preferred Qualifications:

• Minimum of 2 years of hands-on Special Access Program (SAP) security experience.

Clearance Requirements:

• Current Top Secret clearance with SCI eligibility.
• Eligibility for access to Special Access Program (SAP) information.
• Willingness and ability to submit to a Counterintelligence (CI) Polygraph examination.

Physical Requirements:

• Must be able to remain in a stationary position for extended periods in closed-area office environments.
• Needs to occasionally move about inside and outside the office to access secure files, cabinets, and safes.
• Must be willing and able to travel within the organizational Area of Responsibility (AOR) via air and ground transportation as needed.