Personnel Security Specialist (PerSS) – SME

CGS Federal (Contact Government Services); Washington (District of Columbia); On-site; USD 85,000 - 110,000; Full time

Job summary

A government services provider in Washington, DC is seeking a skilled Personnel Security Specialist (PerSS) - SME to support mission-critical operations for a federal client. The role requires conducting background investigations and managing the personnel security clearance process, with a focus on continuous improvement and compliance. Candidates must possess a DoD Top Secret/SCI clearance and demonstrate exceptional expertise in personnel security. This full-time position offers the opportunity to work in a dynamic environment with cross-functional teams.

Qualifications

• Recognized subject matter expert with exceptional expertise and leadership in the field.
• Active DoD Top Secret/SCI clearance.

Responsibilities

• Conduct background investigations and manage personnel security clearance processes.
• Collaborate with cross-functional teams and stakeholders.
• Analyze operational challenges and recommend improvements.
• Develop documentation, reports, and deliverables supporting mission objectives.
• Support continuous improvement, compliance, and operational efficiency.

Skills

Subject Matter Expertise

Leadership

Background Investigations

Analytical Skills

Job description

Overview

Personnel Security Specialist (PerSS) - SME – Washington, DC. Employment Type: Full-Time, Expert-Level. Department: Administrative and Logistics Support. CGS is seeking a skilled Personnel Security Specialist (PerSS) - SME to support mission-critical operations for a federal client.

Responsibilities

• Conduct background investigations and manage personnel security clearance processes.
• Collaborate with cross-functional teams and stakeholders.
• Analyze operational challenges and recommend improvements.
• Develop documentation, reports, and deliverables supporting mission objectives.
• Support continuous improvement, compliance, and operational efficiency.

Qualifications

• Minimum of recognized subject matter expert with exceptional expertise and leadership in the field.
• Active DoD Top Secret/SCI clearance.

Ethics, Compliance, and Equal Opportunity

Contact Government Services (CGS) is an Equal Opportunity Employer. Applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.