Accounts Receivable & Collections Specialist-AP Support

Island Tech Services • Ronkonkoma, NY

22h • Onsite

About The Position

Island Tech Services is hiring an Accounts Receivable & Collections Specialist to join its finance team. The role manages customer accounts, invoicing, payments, reconciliations, and collections; resolves billing and payment issues; and supports positive customer relationships. The position also provides backup accounts payable support and offers exposure to other areas of accounting and finance. This is a full-time, in-person role based at one designated location: Ronkonkoma, New York; Berlin, Maryland; or Atkinson, New Hampshire. Pay is $25.00–$32.00 per hour, based on experience and qualifications. The position is classified as nonexempt and eligible for overtime.

Requirements

• At least 3 years of accounts receivable and collections experience.
• Business-to-business (B2B) collections experience.
• Strong understanding of invoicing, cash applications, account reconciliations, and aging reports.
• Proficiency in Microsoft Excel and accounting or ERP software.
• Excellent communication, organizational, and problem-solving skills.
• Confidence, professionalism, and persistence when following up on overdue accounts.
• Ability to work independently, manage priorities, and follow through on details.

Nice To Haves

• Associate degree in accounting, finance, business, or a related field.
• Experience with NetSuite, QuickBooks, Sage, or similar accounting systems.
• Accounts payable experience.

Responsibilities

• Manage customer invoicing, payments, account reconciliations, and collections.
• Follow up proactively with customers about outstanding invoices and past-due balances.
• Investigate billing discrepancies and resolve payment disputes while maintaining positive customer relationships.
• Onboard new customers and handle credit applications and resale or tax-exempt certificates.
• Monitor aging reports, track payment commitments, and maintain accurate financial records.
• Partner with internal teams to resolve account issues and improve collection processes.
• Provide backup accounts payable support, including vendor invoices, payments, and reconciliations.

Benefits

• 401(k)
• Health insurance
• Life insurance
• Paid time off

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed