Senior Invoicing Specialist

The Senior Invoicing Specialist is responsible for leading end‑to‑end invoicing operations with a high degree of autonomy, accuracy, and strategic judgment for the Generation Planning team. This role owns complex billing workflows, ensures compliance with contractual and regulatory requirements, and partners closely with internal and external stakeholders to resolve issues and improve processes. The Senior Invoicing Specialist also plays a key role in documenting procedures, standardizing best practices, and supporting the training and onboarding of future team members.

• 7-10+ years of invoicing, billing operations, or financial operations experience, with demonstrated progression in responsibility.
• Experience creating documentation, SOPs, or training materials.
• Advanced proficiency in invoicing or ERP systems
• Proven ability to work autonomously, manage competing priorities, and make sound decisions with minimal direction.
• Strong analytical skills with the ability to interpret contracts, financial data, and system outputs.
• Exceptional attention to detail and commitment to accuracy.
• Excellent communication skills, both written and verbal, with the ability to collaborate across teams and levels.

• Manage the full lifecycle of invoicing activities, including data validation, invoice creation, reconciliation, submission, and issue resolution.
• Ensure all invoices comply with contract terms, billing schedules, rate structures, and client‑specific requirements.
• Independently research and resolve discrepancies, billing errors, and system issues with minimal oversight.
• Maintain accurate records and audit trails to support internal reviews and external audits.

• Serve as lead on invoicing systems, tools, and workflows, including integrations with timekeeping, payroll, and financial platforms.
• Identify system limitations, propose solutions, and collaborate with IT or vendor partners to implement improvements.
• Leverage advanced reporting and data analysis to monitor billing accuracy, trends, and operational performance.

• Develop clear, comprehensive documentation for invoicing procedures, controls, and best practices.
• Create and maintain SOPs, job aids, and training materials to support scalability and consistency.
• Provide training, coaching, and guidance to new hires and cross‑functional partners to build organizational capability.

• Partner with Finance, Operations, Legal, and Account Management to ensure alignment on billing requirements and contract interpretation.
• Support leadership with reporting, forecasting, and insights related to invoicing performance and revenue recognition.
• Participate in client meetings or internal reviews to explain invoicing processes, resolve escalations, and support business objectives.

Pay range: 30hr - 39hr

Benefits: Medical insurance (HMO, PPO, HDHP), Dental insurance, Vision insurance, 401(k) or 403(b) retirement plan, Paid vacation time, Paid holidays