Accounts Payable Specialist
O6 environmental • St. Louis, Missouri • Full Time
Posted on Sun, Oct 4, 2026
About the Company
O6 Environmental is a rapidly growing, full-service environmental services firm with a strong presence in the industry. We are committed to providing innovative and sustainable solutions to our clients while fostering a positive impact on the environment. As a part of our team, you will have the opportunity to contribute to our mission while enjoying opportunities for personal and professional growth.
We are currently seeking a detail-oriented and highly organized Accounts Payable Specialist to join our internal accounting team at our University City office. The successful candidate will be responsible for accurately processing vendor invoices, ensuring timely payments, and maintaining positive vendor relationships. This role requires strong attention to detail, organization skills, and the ability to work both independently and collaboratively in a fast-paced environment. In addition to core accounts payable duties, this individual will support other administrative tasks as needed to ensure the smooth operation of the organization. This is a full-time, in-office position offering a dynamic work environment, room for growth, and a chance to make a meaningful impact on our organization.
Responsibilities:
• Enter vendor invoices into the company’s ERP system with accuracy and timeliness
• Monitor invoice due dates and process payments in accordance with company policies and vendor terms
• Assist vendors with inquiries regarding invoice status, payments, and related issues.
• Reconcile vendor statements and resolve discrepancies promptly
• Maintain accurate and organized accounts payable files and records
• Collaborate with internal departments to ensure proper coding and approval of invoices.
• Assist the accounting team with month-end close activities as needed
• Provide general administrative support to the Finance and Operations team
• Continuously evaluate and identify opportunities for process improvements within the accounts payable function, implementing changes as needed
Qualifications:
• Associate degree in Accounting, Finance, Business Administration, or related field (or equivalent experience)
• 2+ years of experience in accounts payable, bookkeeping, or similar accounting role
• Familiarity with ERP/accounting systems
• Strong understanding of accounting principles and practices
• Strong attention to detail and accuracy in data entry and financial processing
• Excellent organization and time-management skills
• Strong communication skills for interacting with vendors and internal staff
• Ability to handle sensitive and confidential information with discretion
What We Offer:
• Competitive Pay
• Medical, Dental, and Vision Plans, including 100% company paid Medical option
• 401 (K) with Company Match
• Paid Time Off
O6 Environmental is an Equal Opportunity Employer and does not discriminate against any employee or applicant for employment because of race, color, sex, age, national origin, religion, sexual orientation, gender identity, status as a veteran, and basis of disability or any other federal, state, or local protected class. Qualified applicants will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, religion, or veteran status.
AuditFriendly salary estimate
The employer did not post a salary for this role. Based on AuditFriendly's salary intelligence model (comparable live postings, role, seniority, and location), we estimate base pay of $43,000–$55,000 per year (median ~$51,000). This is an AuditFriendly estimate, not an employer-provided figure.
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What the data says about this job
- Advertised pay for Accounts Payable Specialist: a median of $54,080 across 3,562 priced postings. Explore the market
Measured from employers' own postings and public filings. How we measure