We use cookies. Find out more about it here. By continuing to browse this site you are agreeing to our use of cookies.
#alert
Back to search results
New

Accounting Manager

Amyx, Inc.
life insurance, short term disability, long term disability, 401(k)
United States, Virginia, Reston
1768 Business Center Drive (Show on map)
Jul 24, 2026

Accounting Manager
Job Locations

US-VA-Reston




ID
2026-4451

Category
Accounting/Finance

Type
Full Time



Overview

Amyx, Inc. is seeking an experienced Accounting Manager to lead and manage core accounting operations across Payroll, Accounts Payable, and Month-End Close. This role oversees the endtoend administration of multistate payroll, accounts payable processing, financial reporting support, and compliance activities. The Accounting Manager will serve as a subject matter expert in ADP Workforce Now, ADP SmartCompliance, and Deltek Costpoint, while providing leadership, process improvement, and operational continuity across the accounting function.
This position requires strong technical expertise, exceptional attention to detail, and the ability to manage a small team while collaborating crossfunctionally with Contracts, Project Management, and Finance.


Responsibilities

    Payroll Administration
    • Manage and process biweekly multistate payroll through ADP Workforce Now, ensuring accuracy and compliance.
    • Process offcycle payrolls, wage adjustments, and final pay in accordance with federal, state, and local regulations.
    • Maintain employer state withholding and unemployment tax accounts across 30+ states.
    • Administer wage garnishments, including setup, maintenance, and compliance.
    • Review weekly employee timesheets and ensure correct processing of new hire, termination, and LWOP adjustments.
    • Process weekly PTO/leave accruals and timesheet corrections within Deltek Costpoint.
    • Research and resolve payroll discrepancies and respond to employee payroll inquiries.
    • Maintain expertise in multistate payroll compliance and evolving payroll tax regulations.
    Accounts Payable Administration
    • Oversee processing of employee expense reports, vendor invoices, and purchase order vouchers within Costpoint.
    • Ensure timely and accurate vendor payments and maintain complete AP documentation.
    • Administer the corporate American Express card program, including coding, reconciliation, documentation review, and posting of expenses.
    • Support audit requirements through accurate recordkeeping and compliance with internal controls.
    Accounting & Month-End Close
    • Lead monthend and yearend close activities, ensuring timely completion of all deliverables.
    • Prepare and post payrollrelated journal entries, accruals, and reconciliations.
    • Calculate and record direct, subcontractor, and indirect expense accruals.
    • Analyze budget vs. actual results and investigate variances.
    • Collaborate with Accounting and Finance teams to support financial reporting and backlog maintenance.
    Process Improvement & Documentation
    • Update and maintain payroll and AP policies, procedures, and internal documentation.
    • Identify opportunities to enhance operational efficiency, internal controls, and compliance.
    • Create and maintain employee "howto" guides for timesheet and expense reporting processes in Costpoint.
    Leadership & Team Support
    • Supervise, train, and mentor a twoperson Accounts Payable team.
    • Provide daytoday oversight, workload prioritization, and performance support.
    • Serve as backup for all Payroll and AP functions to ensure continuity of operations.
    • Partner with internal stakeholders-including Contracts, Project Management, and external payment offices such as DFAS-to resolve billing or payment matters when needed.
    Compliance & Specialized Knowledge
    • Maintain working knowledge of GAAP, CAS, FAR, and federal contractor accounting requirements.
    • Support DCAA and external audits through accurate documentation and timely responses.
    • Possess working knowledge of equity compensation programs, including:
      • Restricted Stock Units (RSUs)
      • Payroll tax withholding for equity transactions
      • Tax implications of employee stock purchases and sales
      • Coordination of equityrelated payroll reporting
  • Must have the ability to communicate accurate information


Qualifications

  • Bachelor's degree in accounting or finance required; advanced credentials (CPA, CMA) preferred.
  • 7+ years of progressive accounting experience, including federal government contracting.
  • Experience managing payroll and accounts payable operations.
  • Strong proficiency in ADP Workforce Now, ADP SmartCompliance, and Deltek Costpoint.
  • Demonstrated knowledge of multistate payroll compliance and federal contracting requirements (WAWF familiarity preferred).
  • Strong Microsoft Excel skills and experience with accounting/reporting tools.
  • Ability to support DCAA and external audits.
  • Excellent communication, leadership, and analytical skills.

Benefits include:

  • Medical, Dental, and Vision Plans (PPO & HSA options available)
  • Flexible Spending Accounts (Health Care & Dependent Care FSA)
  • Health Savings Account (HSA)
  • 401(k) with matching contributions
  • Roth
  • Qualified Transportation Expense with matching contributions
  • Short Term Disability
  • Long Term Disability
  • Life and Accidental Death & Dismemberment
  • Basic & Voluntary Life Insurance
  • Wellness Program
  • PTO
  • 11 Holidays
  • Professional Development Reimbursement

Salary range- 90-125k

Please contact talent@amyx.com with any questions!

Amyx is proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Amyx is a VEVRAA federal contractor and we request priority referral of veterans.



Physical Demands

Employee needs to be able to sit at a workstation for extended periods; use hand(s) to handle or feel objects, tools, or controls; reach with hands and arms; talk and hear. Most positions require ability to work on desktop or laptop computer for extended periods of time reading, reviewing/analyzing information, and providing recommendations, summaries and/or reports in written format. Must be able to effectively communicate with others verbally and in writing. Employee may be required to occasionally lift and/or move moderate amounts of weight, typically less than 20 pounds. Regular and predictable attendance is essential.

Applied = 0

(web-77cf7d65c7-jdxdg)