PAE PROFESSIONAL SERVICES, LLC

PAE Professional Services, LLC specializes in personnel and facility security clearance support services, delivering end-to-end investigation and background check operations for high-sensitivity federal environments. Their technical expertise includes conducting Tier 1 through Tier 5 investigations, managing secure clearance processing workflows, and ensuring compliance with federal standards such as the National Security Personnel System and OMB M-17-10. The contractor provides operational support for security clearance adjudication, records verification, and investigative case management, with deep familiarity in integrating with federal identity, credential, and access management systems. Their ability to sustain mission-critical clearance pipelines under stringent regulatory oversight represents a key differentiator in the national security support sector. The company has maintained a long-standing relationship with the Department of Homeland Security, consistently supporting security clearance operations across multiple components, including personnel vetting, facility access control, and background investigation lifecycle management. They have also delivered business support services to the General Services Administration through Federal Supply Schedule contracts, demonstrating proficiency in scalable, compliant service delivery under GSA MAS frameworks. Their primary industry focus is on Investigation and Personal Background Check Services (NAICS 561611), where they operate as a specialized provider of federal security infrastructure support. This vertical specialization positions them as a trusted partner in the national security workforce ecosystem, serving agencies reliant on rigorous personnel screening and continuous vetting. Their secondary engagements in computer facilities management and professional technical services reflect an adaptive capacity to support broader mission-enabling functions. PAE Professional Services, LLC is a 2-level entity headquartered in Falls Church, Virginia, with no active government certifications. The company operates as a focused provider within the federal security services market, leveraging its geographic proximity to key decision-makers and operational hubs in the National Capital Region to deliver responsive, mission-aligned support.