Accounts Receivable Specialist

About ISMG
ISMG is the world’s largest media organization devoted solely to cybersecurity. With over 38 media properties, global events, executive education, and intelligence offerings, ISMG is a fast-growing, innovative company helping shape the security conversations of tomorrow.

About the Role
We are seeking a hands-on Accounts Receivable Specialist to join our Princeton headquarters, playing a critical role in maintaining the accuracy and integrity of our financial reporting process. In this role, you will be responsible for managing customer accounts, ensuring timely collection of receivables, and maintaining accurate financial records, timely responses to emails in our Accounting mailbox.

You will be the primary point of contact for clients regarding AR-related inquiries and must have excellent communication and follow-up skills. This is an in-person role, reporting directly to the Controller. NetSuite experience is a must, as our financial systems and reporting workflows are heavily dependent on the platform.

Key Responsibilities

• Manage the accounts receivable process from estimate creation, invoice generation to collections.
• Monitor aging reports and follow up on overdue accounts.
• Respond to client inquiries and resolve billing or payment issues professionally and promptly.
• Collaborate with the Sales and Customer Success teams to ensure accurate invoicing and payment collections.
• Process cash receipts and apply payments in NetSuite.
• Reconcile AR accounts and support month-end close activities.
• Generate reports for management and assist with audits as needed.
• Maintain accurate customer records and documentation.
• Participate in process improvement initiatives to enhance efficiency in day-to-day accounting operations.
• Provide ad hoc financial analysis and support to various departments as needed.

Qualifications

• 1–3 years of experience in an Accounts Receivable or similar finance role (required).
• Hands-on experience with NetSuite (required).
• Excellent verbal and written communication skills—must be comfortable engaging with clients.
• Strong organizational skills and attention to detail.
• Ability to prioritize tasks and manage time effectively.
• Proficiency in Excel and general accounting principles.
• Bachelor’s degree in Accounting, Finance, or a related field preferred.
• Proficiency with NetSuite ERP is required.
• Solid understanding of accounting principles and financial reporting.
• Strong attention to detail, organization, and ability to manage multiple priorities.

Work Environment

• This role requires 5 days per week in-person attendance at ISMG’s Princeton, NJ office.
• Dynamic, fast-paced environment where initiative and collaboration are encouraged.
• Close-knit Finance team with high visibility and access to executive leadership.

Why Join ISMG?

• Opportunity to grow within a global, high-impact media company.
• Collaborative team culture and exposure to cutting-edge cybersecurity topics.
• Competitive compensation and benefits package.
• Career development and advancement potential within a rapidly scaling organization.

ISMG is proud to be an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.