Senior Accounts Payable Specialist - Full-Time | Hybrid Model

The Staff Pad has partnered with a leading distributor of security, low-voltage, and technology solutions in Earth City, MO and we are looking to hire an experienced Senior Accounts Payable Specialist to take ownership of vendor relationships and the full non-PO invoice lifecycle across the organization. Schedule: Full-Time | Non-Exempt | Hybrid Work Model | Occasional evening or weekend hours during month-end close What You’ll Do Key Responsibilities Manage an assigned vendor portfolio as the primary contact for inquiries and discrepancies Process PO invoices using automated three-way matching Process all non-PO invoices, including professional services, utilities, operational vendors, subscriptions, and other expenses Identify potential Use Tax exposure on non-PO invoices Validate, code, and resolve invoice discrepancies Manage vendor onboarding documentation and setup or change requests in accordance with policy Prepare payment batches and maintain audit-ready records and approval trails What We Are Looking For Qualifications Education, Certifications and Experience High school diploma or equivalent; accounting or business coursework preferred 5+ years of accounts payable experience with full invoice-cycle ownership ERP experience required; Microsoft Dynamics 365 Finance & Supply Chain preferred Experience managing vendor communications and resolving invoice discrepancies independently Additional Skills and Attributes Strong Excel skills Working knowledge of Use Tax concepts or ability to learn quickly Vendor relationship management and issue resolution Independent problem-solving, accountability, and sound judgment Attention to detail and invoice processing accuracy Critical thinking and proactive risk identification Time management and organizational skills Ability to work independently and maintain policy compliance What Success Looks Like Success Metrics Invoice processing accuracy and timeliness Vendor relationship quality and response time Documentation completeness and audit readiness Catching and flagging issues before they become payment or compliance problems Smooth handoff of approval routing as automated workflows come online What You Can Expect Benefits & Perks Competitive compensation Career growth and advancement opportunities Medical, dental, and vision insurance 100% employer-funded SEP retirement contributions for eligible employees Bonuses and profit-sharing opportunities Ongoing training and professional development Work Environment & Physical Requirements Office-based environment with regular computer and telephone use Ability to sit for extended periods and move around the workplace Occasional movement and lifting of materials up to 15 pounds If you take pride in maintaining accurate financial records, protecting company resources, and building reliable vendor partnerships, we encourage you to apply and bring your expertise to the team.