GovCon Billing / Accounts Receivable Clerk

Terrestris LLC

. Support daily accounts receivable and billing operations .

Posted 10/26/2026full-timeSpringfield • Virginia • United StatesMid-LevelSenior💰 $60,000 - $65,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in government contract billing processes, including invoice preparation and compliance with contract terms. Proficient in using accounting/ERP systems and managing accounts receivable operations effectively.

Highest-signal resume keywords

Government Contract BillingInvoice PreparationWAWF SubmissionAccounting/ERP System ExperienceContract Compliance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Accounts ReceivableBilling OperationsContract ReadingInvoice ComplianceFirm-Fixed-Price BillingTime & Materials BillingLevel of Effort BillingMilestone-Based BillingFinancial Documentation ReviewCost Tracking

Tools & Technologies

WAWFDeltek CostpointUnanetQuickBooksNetSuiteSageMicrosoft DynamicsMicrosoft ExcelMicrosoft Outlook

Industry Keywords

Government ContractsBilling TermsFundingInvoicing RequirementsReimbursable ExpensesContract Line ItemsPeriod of Performance

Tech Stack

Tools & technologies

ERP

About the role

Key responsibilities & impact

Support daily accounts receivable and billing operations
Read and understand customer and government contracts, including billing terms, funding, contract line items, period of performance, and invoicing requirements
Set up customers, contracts, billing information, and billing terms in the accounting/ERP system
Prepare, process, and distribute customer and government invoices accurately and on schedule
Review contracts and supporting documentation to ensure invoice compliance with contract requirements
Apply government contract billing types including Firm-Fixed-Price (FFP), Time & Materials (T&M), Level of Effort (LOE), and Milestone-based billing
Determine the appropriate billing method based on contract terms
Prepare invoices for labor, travel, other direct costs, and reimbursable expenses
Submit government invoices through WAWF, IPP, or applicable government/customer invoicing portals
Track invoice submissions, statuses, rejections, suspensions, approvals, and payments
Follow up on outstanding billing and payment issues
Review invoices and supporting documentation for completeness, accuracy, and compliance

Requirements

What you’ll need

Authorization to permanently work in the United States without sponsorship
High school diploma or equivalent
3+ years of experience in government contract billing, accounts receivable, accounting, bookkeeping, finance, or a related field
Experience submitting invoices through WAWF (Wide Area Workflow)
Experience reading and understanding contracts and using contract terms to establish billing requirements
Experience with an accounting or ERP system such as Deltek Costpoint, Unanet, QuickBooks, NetSuite, Sage, Microsoft Dynamics, or similar software
Experience billing federal government contracts under FFP, T&M, LOE, and Milestone contract types
Experience preparing and submitting invoices to government or commercial customers
Proficiency with Microsoft Office, particularly Excel and Outlook
Associate's or Bachelor's degree in Accounting, Finance, Business, or a related field is preferred

Benefits

Comp & perks

Health benefits
Financial benefits
Retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Employee award programs recognizing exceptional performance and superior demonstration of service standards