Demo

Senior Payroll Accountant

MANTECH
Herndon, VA Full Time
POSTED ON 4/5/2026
AVAILABLE BEFORE 5/3/2026
MANTECH seeks a motivated, career and customer-oriented Senior Payroll Accountant to join our team in Herndon VA. This is a hybrid position requiring to be on site 1-4 days a month.

The Senior Payroll Accountant will leverage their strong technical background and knowledge to ensure the accurate and timely processing of payroll within a dynamic government contracting environment. You will handle complex payroll tasks, provide guidance on regulations, and ensure strict compliance with all applicable laws including prevailing wage requirements and multi-state taxation.

Responsibilities Include But Are Not Limited To

  • Serve as the primary contact for payroll inquiries, providing expert guidance on policies, timekeeping, and leave.
  • Process terminations and off-cycle checks accurately, ensuring final pay calculations strictly adhere to state regulations.
  • Maintain employee data integrity and manage complex payroll inputs, including garnishments, levies, and tax reciprocity rules.
  • Support labor distribution and payroll reconciliation to ensure precise cost allocation and financial accuracy.
  • Manage payroll ticketing systems to resolve discrepancies and inquiries promptly while maintaining high customer satisfaction.
  • Lead the development of payroll documentation and implement process improvements to enhance system efficiency and compliance.
  • Assist in testing new payroll technologies and provide comprehensive training to employees and junior staff.

Minimum Qualifications

  • Bachelor's degree in accounting, finance, or a related field preferred with 5 years of progressively responsible experience in payroll within a government contracting environment.
  • Significant experience with multi-state payroll processing and tax compliance.
  • Proficiency in payroll software and timekeeping systems, Deltek Costpoint and/or Workday a must.
  • Advanced proficiency in Microsoft Excel, Word, and Adobe Acrobat.
  • Ability to manage payrolls for > 1500 employees
  • Strong analytical, problem-solving, and organizational skills.
  • Self-Starter with excellent communication and interpersonal skills to resolve complex timekeeping discrepancies.

Preferred Qualifications

  • Certified Payroll Professional (CPP) certification.
  • Ability to manage payrolls for > 3000 employees

Clearance Requirements

  • US Citizenship

Physical Requirements

  • Must be able to remain in a stationary position 50% of the time.
  • Needs to occasionally move about inside the office to access file cabinets and office machinery.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.
  • Be able to exchange accurate information about complex situations.

Salary.com Estimation for Senior Payroll Accountant in Herndon, VA
$97,721 to $122,171
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