Senior Payroll Specialist

We are seeking a Senior-level Government Contracting Payroll professional to support a fast-paced outsourced accounting environment serving federal contractor clients. This is a temp-to-hire opportunity requiring deep, hands‑on payroll ownership and strong client communication skills.

• Contract: Up to $60/hour

• Chantilly, VA
• Fully on‑site (Monday–Friday)

• End‑to‑end processing of bi‑weekly, semi‑monthly, and weekly payrolls
• Heavy use of Deltek Costpoint payroll
• Payroll accounting, journal entries, and general ledger reconciliations
• Payroll tax compliance (monthly, quarterly, annual filings)
• Garnishments, 401(k) contributions/loans, leave accruals, overtime, and off‑cycle payments
• Support internal and external payroll audits
• Create and analyze payroll reports in Excel
• Serve as a client‑facing payroll expert, responding to payroll inquiries and resolving issues
• Set up new state tax accounts and ensure multi‑state compliance

• 5+ years of CURRENT Gov Con payroll experience
• 5+ years of Deltek Costpoint payroll (required)
• Experience with ADP or Paylocity
• Strong payroll accounting and reconciliation background
• Excellent communication skills; comfortable working directly with external clients
• Ability to work independently and own payroll processes

• Senior or Supervisor‑level payroll professional
• This is not a transactional or entry‑level payroll role

• Mid‑Senior level

• Full‑time

• Accounting/Auditing, Administrative, and Finance

• Defense and Space Manufacturing and Technology, Information and Media