Senior Payroll Specialist

Senior Payroll Specialist – Government Contracting (Temp-to-Hire) Chantilly, VA | On-Site | Deltek Costpoint We are hiring a Senior Payroll Specialist with deep Government Contracting (GovCon) payroll experience to support a high-volume, client-facing outsourced accounting environment. This is a temp-to-hire role and requires hands‑on ownership of payroll from start to finish. This position is best suited for a senior or supervisor-level payroll professional with strong Costpoint expertise and the confidence to work directly with government contractor clients. Compensation Contract: Up to $60/hour Conversion Salary: $100,000 – $120,000 Location & Schedule Chantilly, VA Fully on-site , Monday–Friday Key Responsibilities Process bi-weekly, semi-monthly, and weekly payrolls Heavy use of Deltek Costpoint Payroll Import and audit timekeeping data for exempt and non-exempt employees Payroll accounting, journal entries , and general ledger reconciliations Payroll tax compliance (monthly, quarterly, annual filings) Garnishments, liens, overtime, off-cycle payments, and leave accruals Process and reconcile 401(k) contributions and loans Support internal and external payroll audits Build payroll reports and trackers using Excel Set up new state tax accounts and manage multi-state payroll compliance Act as a client-facing payroll subject matter expert , resolving payroll inquiries Required Qualifications 5+ years of CURRENT Government Contracting payroll experience 5+ years of Deltek Costpoint payroll experience (required) Experience with ADP or Paylocity Strong payroll accounting and reconciliation skills Knowledge of payroll tax regulations and compliance rules Excellent communication skills; client interaction is a core function Ability to work independently in a fast-paced environment U.S. Citizenship required Level Senior / Supervisor-level payroll professional This is not an entry-level or transactional payroll role #J-18808-Ljbffr