Accounts Receivable Accountant II

TSC is seeking a detail oriented and experienced Accounts Receivable (AR) Biller to join our finance team. The ideal candidate will have hands-on experience with Deltek and a strong understanding of project-based billing, government contracting requirements, and project closeout processes. This role is responsible for accurate invoices, maintaining billing schedules, ensuring compliance with contract terms, and supporting full lifecycle project accounting through closeout. This role can be performed on a remote basis.

Responsibilities to Include:

• Prepare, review, and submit accurate and timely customer invoices in accordance with contract terms and billing requirements
• Manage billing activities within Deltek Costpoint
• Review contract documents to ensure billing compliance with federal, state, and commercial guidelines
• Perform detailed analysis of project costs, labor, expenses, and revenue recognition
• Monitor unbilled receivables and follow up on outstanding invoices as needed
• Coordinate with Project Managers and Project Controls to validate billing data and resolve discrepancies

• Support and lead project closeout activities, including: final invoice preparation and submission, reconciliation of project costs and revenue, de-obligation of remaining funds, clearing unbilled balances, ensuring all documentation is complete and compliant
• Assist with internal and external audits as required
• Maintain accurate customer records, billing files, and supporting documentation

Required Qualifications: 

• Bachelor’s degree in Accounting, Finance, or related field and 2–4 years of relevant billing or project accounting experience
• US Citizenship with the ability to obtain and maintain a government security clearance
• Experience with Deltek Costpoint
• Proven experience in billing or a similar financial role
• Strong computer skills including Excel, Outlook, and PDF document management
• Excellent communication and customer service skills
• Ability to manage multiple priorities and meet deadlines
• Strong attention to detail and organizational skills
• Intermediate mathematical and analytical skills
• Ability to work effectively in a fast-paced, deadline-driven environment, both independently and as part of a team

Preferred Qualifications:

• Experience supporting government contracting environments
• Knowledge of billing compliance and contract requirements
• Strong problem-solving and analytical abilities
• Demonstrated customer service mindset
• Exceptional attention to detail and organizational skills

TSC Benefits:

TSC offers a stable work environment, a competitive salary, and a comprehensive benefit package; including Employee Stock Option Plan (ESOP) participation, 401k Plan, Flexible Work Schedules, Tuition Reimbursement, Co-Sponsored Health Plan, Paid Leave and much more. TSC is a growing organization with unlimited opportunity!

Applying to TSC:

Only those candidates invited for an interview will be contacted. Employment at TSC is contingent upon the successful completion of a comprehensive background check, security investigation, and a drug screening.

This contractor and subcontractor shall abide by the requirements of 41 CFR 60–1.4(a), 60–300.5(a) and 60–741.5(a). These regulations prohibit discrimination against qualified individuals based on their status as protected veterans or individuals with disabilities, and prohibit discrimination against all individuals based on their race, color, religion, sex, sexual orientation, gender identity, national origin, or for inquiring about, discussing, or disclosing information about compensation. Moreover, these regulations require that covered prime contractors and subcontractors take affirmative action to employ and advance in employment individuals without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.