This role is responsible for managing the full staffing lifecycle, facilitating new-hire onboarding and employee departures or transfers, maintaining accurate personnel and staffing records, tracking training and access requirements, and preparing recurring staffing metrics and reports. The successful candidate will serve as a central point of contact for staffing and administrative activities, coordinating closely with Talent Acquisition, Security, Human Resources, Subcontracts, Finance, the PMO, subcontractors, and the customer.