Billing Specialist (Construction/Trades)

NAMS is seeking an experienced Billing Specialist to handle project-based billing within a multi-trade industrial services and construction environment. This role prepares and manages complex job billings across multiple active projects, including AIA progress billings, time-and-material invoices, change orders, and retention tracking. The position works closely with project managers and operations to ensure invoices accurately reflect contract terms, approved schedules of values, job cost data, and project progress.