Portal Billing Specialist

SunSource and its family of companies represent 270+ locations and 4,000+ employees making up one of North America's leading value-add industrial distribution companies. We provide customers with products and value-added solutions within Fluid Power, Fluid Process, Fluid Conveyance, Automation, General Industrial Components, and Industrial Repair.


The Portal Billing Specialist is responsible for timely and accurate invoice submission through customer payment portals. This role manages daily portal billing activity, follows up on rejected invoices, processes credit card payments, and partners with internal teams to resolve billing issues. The ideal candidate is detail-oriented, organized, proactive, and comfortable working in a fast-paced, deadline-driven environment .

Essential Functions

• Enter and submit customer invoices through online payment portals accurately and within required deadlines.
• Monitor portal submissions and follow up on rejected invoices to ensure timely resolution and resubmission.
• Review the invoicing mailbox and route invoice rejections and billing issues to the appropriate Analyst or Customer Service Representative.
• Maintain consistent follow-up and communication with internal teams to ensure invoices are processed and paid on time.
• Process customer credit card payments accurately and in accordance with company procedures.
• Identify and resolve billing issues while maintaining accurate records and documentation.

Experience, Education and Skills

• High school diploma or GED required.
• Previous billing, credit, accounts receivable, or portal billing experience preferred.
• Strong attention to detail and data accuracy .
• Excellent problem-solving and analytical skills .
• Strong communication and follow-up skills with the ability to work effectively across departments.
• Highly organized and able to manage multiple priorities and deadlines .
• Proficiency with Microsoft Office, including Excel and Outlook .
• Self-motivated and results-oriented , with the initiative to identify and resolve issues independently.
• Ability to work effectively in a fast-paced, deadline-driven environment .

Equal Opportunity Employer, including disability and protected veteran status. If you are an individual with a disability and require an accommodation to complete the application process, please contact [email protected] to request reasonable accommodation. Only requests for accommodation in the application process will be returned from this email address. This employer uses E-Verify. Please click here for additional information. (For Illinois E-Verify information click here, aquí). Sun-Source | Privacy Policy

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.