Personnel Security Specialist I - Hybrid/Remote Onboarding

ISI; Reston (VA); Hybrid; USD 55,000 - 85,000; Full time

Job summary

ISI is seeking a PERSEC Specialist I for Personnel Security Operations. The role supports onboarding, briefings, visit requests, and record management across DISS and related systems.

You will handle eApp support, eligibility checks, and security actions for client personnel in a fast-paced environment. Required are at least 1 year in administrative or security-related work, a Secret Clearance, and proven ticketing/tool proficiency.

Qualifications

• Minimum 1 year in admin, help desk, or security-related roles.
• Must obtain and maintain a Secret Clearance.
• Strong organizational and multitasking abilities.
• Experience using a ticketing/service management platform.
• Proficiency with Microsoft Office (Outlook, Word, Excel, Teams).
• Complete CDSE/STEPP training within required timeframes.

Responsibilities

• Update and maintain personnel security data in DISS/NBIS and internal systems.
• Support onboarding, reinvestigations, and terminations.
• Assist with DISS reporting and personnel record accuracy.
• Provide eApp support, login help, and guidance during questionnaires.
• Assist applicants with eApp submissions per procedures.
• Conduct employee briefings, debriefings, and indoctrinations.
• In/process and out-process client personnel.
• Support annual and initial security briefings.
• Verify eligibility and clearance status using DISS/NBIS.
• Submit and manage visit requests in DISS and related systems.
• Escalate issues and maintain training records.

Skills

Organizational skills

Ticketing system experience

Microsoft Office Suite

Regulatory knowledge (government)

Clearance processing awareness

Education

High School Diploma or GED

Bachelor’s degree in related field

Tools

HaloPSA

DISS/NBIS familiarity

Job description

ISI is seeking a PERSEC Specialist I for Personnel Security Operations. The role supports onboarding, briefings, visit requests, and record management across DISS and related systems.

You will handle eApp support, eligibility checks, and security actions for client personnel in a fast-paced environment. Required are at least 1 year in administrative or security-related work, a Secret Clearance, and proven ticketing/tool proficiency.