Access Control Officer ACO / KBR

CenCore is seeking an Access Control Officer (ACO) to support day-to-day access control operations at a cleared data center construction site in Colorado Springs, CO. This role supports the secure movement of personnel, vehicles, visitors, vendors, deliveries, and materials in accordance with approved security procedures, post orders, and contract requirements. The ACO operates under the direction of security leadership to help maintain a controlled, compliant, and auditable security posture throughout construction activities. The ideal candidate is dependable, detail-oriented, professional under pressure, and committed to enforcing access control standards in a secure environment. Key Responsibilities Perform access control duties at designated entry and exit points in accordance with approved security policies, procedures, and post orders.Verify identification, credentials, clearances, and access authorizations for personnel, vehicles, visitors, vendors, contractors, and deliveries.Process visitors, contractors, and vendors in compliance with site access procedures.Conduct inspections of vehicles, bags, materials, and other items as required to help prevent unauthorized items from entering secure areas.Operate access control systems, badging systems, handheld screening devices, and related security equipment.Maintain accurate access control logs, badge records, reports, and other required documentation.Immediately report security incidents, discrepancies, prohibited items, or access control violations to security leadership.Support investigations, incident response, and corrective actions related to access control events.Comply with classified handling requirements and safeguard sensitive and classified information at all times.Participate in required training, briefings, and onboarding related to site access control procedures and systems.Support a controlled, compliant, and professional security posture throughout construction activities.