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Accounting & Accounts Receivable / Billing Specialist - Colorado Springs

International Executive Service Corps, Colorado Springs, CO, United States


Position: Accounting & Accounts Receivable / Billing Specialist
Location: Colorado Springs, Colorado (Not Remote)
Full Time, No relocation offered
Position Overview
We are seeking a detail-oriented Accounting – AR / Billing Specialist to support our finance team in a fast-paced government contracting environment. This role is responsible for customer invoicing, accounts receivable management, cash application, and revenue‑support activities across U.S. and international customers, including government and commercial contracts.

The ideal candidate has strong knowledge of billing and receivables processes, experience with contract-based accounting, and a high level of accuracy and integrity.

Key Responsibilities
Accounts Receivable

Prepare and issue accurate and timely customer invoices, including recurring, milestone‑based, and ad‑hoc billings

Review contracts, purchase orders, and statements of work to ensure billing aligns with contractual terms

Apply customer payments (ACH, wire, and check) and maintain accurate AR subledger records

Reconcile accounts receivable subledger to the general ledger on a monthly basis

Monitor aging reports and support collections efforts, including customer follow‑up and dispute resolution

Coordinate with program management, USG, and operations to resolve billing questions or discrepancies

Maintain customer master data including billing terms and remittance instructions

Accounting & Financial Support

Support month‑end and year‑end close activities, including revenue‑related accruals and cutoff procedures

Assist with internal and external audits by preparing AR, billing, and revenue‑support schedules

Ensure compliance with contract terms and applicable accounting standards

Identify and implement process improvements to enhance billing accuracy and cash flow

Support ERP and accounting system optimization initiatives as directed

Qualifications
Required

Minimum 3–5 years of accounts receivable, billing, or general accounting experience

Experience with contract‑based or project‑based billing preferred

Proficiency with ERP accounting systems (Sage Intact preferred)

Strong Microsoft Excel skills including pivots and lookups

Strong organizational skills and ability to manage competing deadlines

Associate’s or Bachelor’s degree in Accounting, Finance, or related field, or equivalent experience

Preferred

Experience in a government contracting or multi‑entity environment

Exposure to revenue recognition support and accounting close coordination

Experience supporting international customers or multi‑currency transactions

Accounting certification, CPA candidate, or bookkeeping certification a plus

Key Competencies

Strong analytical and problem‑solving skills

Ability to manage multiple priorities and meet deadlines

Excellent communication and interpersonal skills

High level of integrity and confidentiality

Self‑starter with the ability to work independently and as part of a team

Compensation & Benefits

Salary range: $55,000 – $75,000 (dependent on experience)

Health, dental, and vision insurance

401(k) with company match

Paid time off and holidays

Professional development opportunities

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