Senior Project Billing and Accounts Receivable Consultant

Description We are looking for an experienced Accounts Receivable Manager to support a fast-moving Hi Tech Engineering environment in Boulder, Colorado. This Long-term Contract opportunity focuses on overseeing complex invoicing activity, maintaining accurate receivables, and partnering with cross-functional teams involved in operations and project-related spending. The role is well suited for a senior accounting specialist who can bring organization, improve financial processes, and help maintain timely billing in a setting with significant capital and facility activity.

Responsibilities:

- Oversee a high volume of customer billing, including invoices that require tailored terms, calculations, or supporting detail.

- Evaluate and process expenses tied to operational initiatives, facilities work, and project-based activities to ensure proper financial treatment.

- Coordinate with finance, operations, and project stakeholders to produce accurate invoices and maintain alignment on billable activity.

- Investigate payment issues, reconcile billing differences, and respond to customer questions related to invoicing and account status.

- Track receivables performance, review aging trends, and support collection efforts to improve cash flow and reduce outstanding balances.

- Maintain organized records for project spending, invoice support, and capital-related documentation for audit and reporting purposes.

- Identify inefficiencies in billing procedures and recommend stronger controls, reporting methods, and workflow improvements.

- Contribute to month-end close by preparing reconciliations, validating account activity, and assisting with financial reporting requests.

- Provide ad hoc analysis and financial support related to billing, receivables, and project expenditure activity. Requirements - At least 7 years of experience in accounts receivable, billing, project accounting, or a closely related accounting function.

- Proven success in environments with large invoice volumes and complex billing requirements.

- Experience handling customized, contract-driven, or non-standard invoicing arrangements.

- Advanced Microsoft Excel skills with the ability to analyze data and support reporting needs.

- Strong attention to detail with a demonstrated ability to improve processes and maintain accuracy.

- Effective communication skills and the ability to work across finance, operations, project teams, and leadership.

- Background in manufacturing, engineering, pharmaceutical, construction, or other capital-intensive environments is preferred.

- Familiarity with project cost tracking, capital expenditure support, or job costing concepts is preferred.

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All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit  for more information.

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