Position Summary
Imaging Service Solutions (ISS) is seeking an Accounting & Operations Specialist for our Baltimore warehouse and office location. This position is responsible for maintaining accurate day-to-day accounting records while supporting the operational needs of a growing medical imaging service and parts organization.
The role is accounting-first, with primary responsibility for accounts receivable, customer collections, billing, cash application, and related accounting activities. The position also supports bookkeeping, accounts payable, reconciliations, financial documentation, month-end activities, and business operations connected to the service, sale, shipment, and logistics of MRI, CT, Cath Lab, and related medical imaging equipment.
The successful candidate will be dependable, detail-oriented, organized, and comfortable taking ownership of recurring accounting processes while coordinating effectively with management, sales, warehouse, operations, service engineers, customers, and vendors
Job Requirements
Accounts Receivable and Collections
- Own and manage the accounts receivable and collections process, including customer invoicing, payment tracking, account reconciliation, and follow-up on outstanding balances.
- Monitor accounts-receivable aging and proactively contact customers regarding pastdue invoices by phone and email, maintaining consistent and professional collection follow-up.
- Prepare and issue accurate customer invoices for parts, service, equipment, freight, and other billable activities, ensuring required purchase orders and supporting documentation are included.
- Research and resolve billing disputes, invoice discrepancies, short payments, credits, and unapplied payments in coordination with customers and internal teams.
- Accurately apply customer payments, reconcile customer accounts, and maintain complete records of collection activity, payment commitments, disputes, and account status.
- Identify and escalate delinquent or high-risk accounts to management, including broken payment commitments and accounts that may require credit hold or additional collection action.
- Prepare and maintain AR aging, collections, and cash-receipt reporting, with a focus on reducing past-due receivables and improving overall cash flow.
Bookkeeping & General Accounting
- Maintain accurate accounting records in QuickBooks Online or the company-designated accounting system.
- Post and classify routine financial transactions to the appropriate general ledger accounts.
- Reconcile bank accounts, credit cards, customer balances, vendor balances, and other balance-sheet accounts.
- Prepare routine journal entries and supporting schedules under established company procedures.
- Assist with monthly and year-end close activities and maintain organized supporting documentation.
- Review financial records for discrepancies, investigate differences, and communicate issues promptly.
- Assist management and the company CPA/accounting advisors with requested reports and supporting records.
Accounts Payable
- Process vendor invoices and verify accuracy against purchase orders, receiving records, service records, or other supporting documentation.
- Code bills accurately, route items for approval, and maintain payment schedules.
- Prepare and support check, ACH, credit card, and other approved payment processes.
- Reconcile vendor statements and resolve duplicate, missing, disputed, or incorrectly billed transactions.
- Maintain current vendor records, W-9s, payment information, and supporting documentation.
Payroll & Financial Administration
- Coordinate payroll-related documentation, timekeeping information, deductions, and employee changes with the company payroll provider.
- Support expense documentation, reimbursement records, credit-card receipts, and related financial administration.
- Maintain confidential financial and employee information with a high level of discretion and integrity
Operations & Administrative Support
- Coordinate shipping logistics, including pickups, deliveries, freight scheduling, and supporting documentation as needed.
- Maintain organized digital and physical records for invoices, purchase orders, service documents, shipping records, and operational files.
- Assist with vendor coordination, sourcing, purchase orders, and supply or inventory related documentation.
- Support communication among accounting, warehouse, sales, operations, and fieldservice teams.
- Assist with light-duty warehouse support, including occasional packing, labeling, document preparation, and lifting within the stated physical requirements.
- Follow company policies, ISO 9001:2015 quality procedures, safety requirements, and established operational controls.
- Perform other related accounting, administrative, and operational duties as assigned by management.
Work Schedule
- Full-time, hourly position - 40 hours per week.
- Regular schedule: Monday through Friday, 9:30 a.m. to 6:00 p.m.
- Overtime availability may be required based on business needs.
- This is an onsite position at the Baltimore-area ISS warehouse and office.
Required Qualifications
- Minimum 3 years of recent accounts receivable, collections, bookkeeping, accounting, or closely related financial operations experience.
- Demonstrated experience managing accounts-receivable aging and performing business-to-business collections, including professional customer follow-up by phone and email.
- Hands-on experience with customer billing, cash application, billing-dispute resolution, and customer-account reconciliation.
- Working knowledge of general ledger concepts, journal entries, and month-end accounting support.
- Proficiency with QuickBooks Online or comparable accounting software; ability to learn new systems quickly such as Salesforce CRM.
- Strong Microsoft Excel skills, including sorting, filtering, formulas, and reconciliation work; familiarity with pivot tables and lookups is preferred.
- Strong written and verbal communication skills and professional customer/vendor interaction.
- Excellent attention to detail, organization, follow-through, and ability to manage recurring deadlines independently.
- Demonstrated reliability and consistent attendance in prior roles.
- High integrity and ability to handle confidential financial and employee information.
- AI fluency and ability to appropriately use tools such as ChatGPT, Gemini, Claude, or similar assistants to improve productivity while protecting confidential information.
- Ability to type at least 35 words per minute.
- Ability to lift up to 20 lbs. when necessary.
- Authorization to work in the United States.
Preferred Qualifications
- Five or more years of bookkeeping or accounting operations experience.
- Hands-on accounts payable experience, including vendor invoices, payment processing, and vendor-statement reconciliation.
- Prior responsibility for maintaining books with limited day-to-day supervision.
- Experience supporting month-end close, financial statement preparation, or working directly with an external CPA/accounting firm.
- Experience with accounts payable, payroll coordination, purchasing, inventory, logistics, or service-business accounting.
- Associate or bachelor's degree in accounting, finance, business administration, or a related discipline; equivalent relevant experience will also be considered.
- Experience in medical imaging, healthcare, field service, equipment sales, distribution, or another technical service environment.
- Spanish English bilingual skills.
- Veteran or prior military experience.
- Strong technical/software aptitude and demonstrated ability to improve accounting or administrative workflows.
Compensation and Benefits
- Hourly position with overtime and compensation commensurate with experience
- Health insurance available
- Two weeks paid vacation (cumulative)
- One week PTO (Paid Time Off) (cumulative)
- Paid holidays
Success in This Role
The Accounting & Operations Specialist is expected to take ownership of accounts receivable and collections, maintain accurate and current customer accounts, perform consistent follow-up on past-due balances, resolve billing issues promptly, and communicate collection risks before they become problems. The position also maintains accurate accounting records, supports recurring accounting deadlines, and provides dependable day-to-day support to ISS operations. Success is measured in part by strong collection follow-through, reduction of aged receivables, accurate billing and cash application, and professional customer relationships.
About Company
IMAGING SERVICE SOLUTIONS is a global provider of OEM quality pre‐owned and refurbished medical imaging parts. ISS specializes in supplying parts for Philips, Siemens, GE, and Toshiba MRI and CT scanners. We also offer rapid and flexible local service to the Mid‐Atlantic region on select Philips MRI and CT scanners.
Established in 2009 in Baltimore, MD, ISS works closely with hospitals, service providers, and manufacturers globally. In 2026 we received ISO 9001:2015 certification for our quality management system (QMS), reflecting our commitment to quality and continuous improvement.
OUR PHILOSOPHY
Our philosophy is simple. Make our customers happy and proud to do business with us. We pride ourselves on customer satisfaction and hold ourselves to the highest standard of customer service. We are committed to using our expertise in the industry to identify and provide the right medical equipment for our customers at the best price in a timely and professional manner.
Imaging Service Solutions (ISS) is an equal opportunity employer. All qualified candidates will receive consideration for employment without regard to race, color, religion, sex (including pregnancy), sexual orientation, gender identity, national origin, genetic information, disability, veteran status, marital status or any other status or characteristic protected under applicable law.
Pay: $26.00 - $32.00 per hour
Benefits:
- Dental insurance
- Health insurance
- Paid time off
- Vision insurance
Work Location: In person
