Staff Accountant – Accounts Payable
Bellevue, Washington
Experience: 0
Category: Accounting & Finance
Contractor Work Model: Onsite
Brand: System One
Compensation Range: 37.00 - 74.00 Per Hour
Job ID: 348519
Date Posted: 03/31/2026
Shortcut: http://jobs.systemone.com/mi01PR
System One is seeking a Staff Accountant – Accounts Payable to support a fast-paced, high-volume accounting environment. This role is responsible for full-cycle accounts payable processing, ensuring accuracy, compliance, and timely execution of financial transactions.
This is a great opportunity for someone with strong AP experience who thrives in a detail-driven, collaborative environment.
Responsibilities
- Own full-cycle accounts payable including tracking, coding, approvals, and payments
- Review invoices against purchase orders and supporting documentation
- Process invoices in ERP system (Oracle or similar), ensuring accurate matching and documentation
- Prepare journal entries and balance sheet reconciliations
- Partner with procurement and internal teams to obtain approvals and resolve discrepancies
- Identify unallowable costs in accordance with government regulations and contract terms
- Process employee expense reimbursements
- Manage vendor relationships, including onboarding and issue resolution
- Support general ledger activities including journal posting
- Record sales and use tax as applicable
- Maintain AP files and monitor aging reports
- Support audits related to allowable/unallowable costs
- Assist with ERP system improvements and process enhancements
- Perform data analysis and reporting for accounting and audit purposes
Qualifications
- Bachelor’s degree in Accounting or related field (or equivalent experience)
- 3+ years of experience in a high-volume accounts payable environment
- Strong proficiency in Microsoft Excel and Office 365
- Experience with Oracle Cloud AP or similar ERP systems (SAP, JD Edwards, PeopleSoft, Dynamics) preferred
- Experience with government contracts or grant accounting preferred
- Strong understanding of GAAP principles
Key Skills
- High attention to detail and accuracy
- Strong organizational and time management skills
- Ability to work in a fast-paced environment
- Excellent communication skills across cross-functional teams
- Analytical problem-solving abilities
- Ability to manage priorities and meet deadlines
- Team-oriented with a collaborative mindset
Additional Requirements
- Ability to sit or stand for extended periods
- Ability to perform repetitive tasks and standard office work
- Ability to lift up to 50 lbs as needed
Ref: #161-Managed Staffing Charlotte
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