Are you an experienced accounting professional who thrives in a mission-driven environment? Join a leading non-profit organization dedicated to conquering cancer and play a vital role in supporting life-changing research and clinical trials. This is an excellent opportunity for a detail-oriented Staff Accountant looking to make an impact while enjoying a collaborative team culture, hybrid flexibility, and long-term career potential.

A respected non-profit organization in South Lake Union is seeking a Staff Accountant on a temporary-to-hire basis. In this highly visible role, you will oversee payroll operations, accounts payable activities, financial reporting, compliance initiatives, and audit support.

This position operates on a hybrid schedule following an initial on-site training period, with in-office attendance required Tuesday through Thursday.

Schedule: Monday-Friday, 8:00 AM - 4:30 PM

• Process accurate and timely semi-monthly payroll
• Maintain payroll records and ensure compliance with federal, state, and organizational requirements
• Serve as payroll system administrator and primary liaison with external payroll providers
• Allocate payroll and benefits across multiple funding sources and prepare related journal entries
• Reconcile payroll activity within the accounting system (MIP)
• Generate payroll reports for Accounting and HR teams
• Manage payroll calendars, direct deposit setup, tax filings, and deductions
• Research and stay current on payroll regulations and compliance requirements
• Respond to employee payroll questions and resolve discrepancies

• Process vendor invoices and employee reimbursement requests
• Review, code, and verify all A/P transactions
• Execute check runs and submit positive pay reports
• Reconcile A/P aging schedules and general ledger balances
• Maintain vendor records and compliance with W-9, W-8, 1099, and 1042-S requirements
• Process travel and corporate credit card reimbursements
• Resolve vendor inquiries and payment discrepancies
• Track and record applicable use tax obligations
• Maintain documentation, filing systems, and cash receipt records

• Prepare monthly, quarterly, and year-end financial reports
• Assist with financial statement, retirement plan, and single audits
• Document accounting procedures and internal controls
• Ensure compliance with organizational policies and regulatory standards
• Monitor education benefit utilization and maintain supporting records
• Process deposits and maintain cash receipt logs

✔ 4-6 years of Staff Accountant experience in a corporate environment

✔ Experience with the MIP Accounting System

✔ Strong understanding of payroll administration, regulations, and compliance requirements

✔ Advanced proficiency in Microsoft Excel, Word, and Access

✔ Strong attention to detail and reconciliation experience

• Non-profit accounting experience
• General ledger and journal entry experience
• Project accounting knowledge
• Accounts payable and accounts receivable experience
• Month-end close and reporting experience
• Working knowledge of AP Aging, W-9, W-8, 1099, and 1042-S requirements

🌟 Support an organization making a real difference in cancer research

🌟 Hybrid work schedule with work-life balance

🌟 Collaborative and mission-focused culture

🌟 Opportunity to transition into a permanent role

🌟 Comprehensive benefits upon permanent hire, including:

• Medical, dental, vision, life, and disability insurance
• Paid holidays and generous PTO
• Retirement plan contributions
• Continuing education reimbursement
• Professional growth opportunities

Job Type & Location

This is a Contract to Hire position based out of Seattle, WA.