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Payroll Specialist (TS/SCI Required)

Zeta Associates
Fairfax, VA Full Time
POSTED ON 10/26/2026
AVAILABLE BEFORE 11/23/2026

Job Title: Payroll Specialist

Location: Fairfax, VA (On-site / Secure Facility)

Position Type: Full-time

Clearance Requirement: Active TS/SCI


Position Overview:

Zeta Associates is seeking a Payroll Specialist with 3 to 5 years of experience to join our accounting team. In this role, you will manage the monthly payroll processing for both full-time and part-time employees, labor distributions, and timekeeping compliance within a secure government-contracting environment.

The ideal candidate will possess a background in government contracting regulations, hands-on experience-tracking labor via Deltek Costpoint, and proficiency finalizing payroll distributions through Paycor, Zeta’s outside Payroll provider.

Key Responsibilities:

  • Review timesheets twice a month for accuracy and strict compliance with DCAA (Defense Contract Audit Agency) guidelines and company policies.
  • Track, calculate, and process labor adjustments (as needed)
  • Onboard new employees, terminate, and other changes to employee information in Paycor
  • Administer and process monthly payroll for our full-time and part-time employees
  • Monthly Payroll reconciliation for both payrolls
  • Monthly calculation of COLA and Housing payments for our PCS employees in the UK and AUS
  • Support internal and external audits by preparing accurate labor distribution reports and payroll tax documentation.
  • Special projects as needed

Qualifications and Skills:

  • Experience: 3 to 5 years of professional payroll processing and timekeeping experience, preferably within the defense contracting industry.
  • Active TS/SCI Clearance with ability to obtain a CI Polygraph while working
  • Systems Expertise: Direct, hands-on experience using Deltek Costpoint (Time & Expense / Labor modules) and Paycor payroll software.
  • Compliance Knowledge: Solid understanding of DCAA labor compliance standards, FLSA regulations, and multi-state payroll taxation.
  • Education: Bachelor’s degree in Accounting, Finance, Human Resources, or a business-related field is preferred.
  • Technical Skills: Intermediate to advanced proficiency in Microsoft Excel (VLOOKUPs, Pivot Tables) for data reconciliation.
  • Competencies: High level of discretion when handling sensitive or classified personnel data; exceptional attention to detail; strong analytical and problem-solving skills.


Salary.com Estimation for Payroll Specialist (TS/SCI Required) in Fairfax, VA
$72,502 to $90,967
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