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
Numbers & Facts
Location
Bellevue, Washington
Industry
Staffing/Employment Agencies
Company Size
2,500 to 4,999 employees
Website
https://systemone.com
About Company
Every day, System One focuses on services and solutions that require a high degree of specialization, in-demand technical skills, and large-scale operational expertise. We are essential partners to those on the front lines of our nation’s most critical infrastructure, technology, and life sciences initiatives.
Founded more than 40 years ago as a staffing partner to the engineering industry, today System One is a diversified organization operating in over 50 locations and putting more than 9,000 people to work in the United States, Canada, and the United Kingdom.
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