Staff Accountant II

At Market Once, we empower businesses with the insights and strategies they need to excel in today's dynamic market. With a strong foundation in market research, we offer innovative solutions in research, software, consulting, advertising, and marketing to corporate, private equity firms, and other organizations seeking to achieve their goals.

Our team is distinguished by their client‑centric approach—treating each client's business with the dedication and care as if it were their own. This commitment enables us to deliver personalized service and achieve the highest standards of success and innovation in everything we do. Together, our family of companies, including Market Once, ROI Rocket, and eAccountable, work toward delivering unparalleled solutions. Headquartered in Denver, Colorado, our global team collaborates from locations across the US and Europe.

We value curiosity, creativity, collaboration, and expertise, continuously striving to push boundaries and exceed our clients' expectations. Join us to be part of a culture that drives meaningful results.

We are seeking an experienced and detail‑oriented Staff Accountant II to join our accounting team. This role will focus on accounts payable operations and general accounting across a portfolio of related business entities. This is a high‑volume, hands‑on role that goes well beyond standard AP—you’ll work simultaneously across four to five entities, support month‑end close, manage cash and banking activity, and serve as a dedicated accounting resource for our market research and marketing agency teams.

This role is the right fit for someone who is energized by variety, takes initiative to establish and nurture relationships with the internal Sr Partners they support and external clients, and brings the organizational discipline to keep multiple entities moving accurately at the same time.

• Process high volumes of vendor invoices across multiple entities, including invoice entry, payment execution via multiple banking platforms, and document management
• Execute manual payments (check and ACH), coordinate payment resubmissions when approval workflows stall, and manage multi‑bank AP processing
• Reconcile vendor accounts, manage prepaid and reimbursable tracking, and resolve invoice discrepancies independently
• Identify, research, and resolve complex or long‑standing vendor issues—including problem POs, unresolved purchase orders, and historical AP cleanup across entities

• Prepare banking activity reports and cash forecast reports for multiple entities
• Process funding requests and support cash management coordination
• Support weekly cash flow analysis and banking reconciliations

• Own assigned areas of the month‑end close process, including COGS finalization, AP accruals, and month‑end entries across multiple entities
• Prepare and post journal entries including usage fees, reclassifications, and intercompany reimbursables
• Research and correct historical GL miscodings and errors; support intercompany reconciliation and cleanup
• Collaborate with Senior Accountants and the Controller on close deadlines and special projects

• Maintain and update AP procedures, reimbursables documentation, and internal process materials
• Participate in ERP evaluation and implementation activities (Microsoft Dynamics); apply hands‑on process knowledge to support system design and testing

• 3–5 years of progressive accounting experience, with strong expertise in accounts payable and general accounting
• Bachelor's degree in Accounting, Finance, or Business Administration required
• Thorough understanding of general ledger functions, account reconciliations, and month‑end close procedures
• Proven ability to work independently, prioritize multiple tasks, and meet deadlines with minimal supervision
• Exceptional attention to detail, analytical skills, and problem‑solving abilities
• Strong communication and interpersonal skills with ability to collaborate across departments
• Ability to identify process improvements and implement solutions
• Advanced MS Excel skills (Pivot…