Job Title: Staff Accountant
Job Description

We are seeking a skilled Staff Accountant to join a non-profit organization in S. Lake Union on a temporary to hire basis. This hybrid role requires on-site work from Tuesday to Thursday after a few weeks of comprehensive training, which will be conducted 100% on-site. The working hours are from 8 a.m. to 4:30 p.m. As a Staff Accountant, you will ensure the accurate and timely preparation and distribution of semi-monthly payroll, manage all aspects of accounts payable, and undertake other assigned accounting duties. Your role will involve ensuring compliance with regulatory standards while supporting accounting and audit functions.

ResponsibilitiesProcess semi-monthly payroll and maintain payroll records and compliance.Serve as the payroll database administrator and liaise with external payroll services.Allocate payroll and benefits across multiple funding sources and create journal entries.Ensure compliance with Federal salary caps.Reconcile payroll with the accounting system (MIP), including statutory tax filings and deductions.Generate payroll-related reports for Accounting and HR.Maintain the payroll calendar and direct deposit setup.Stay updated on tax laws, wage regulations, and system changes.Respond to employee payroll inquiries and resolve discrepancies.Receive, verify, code, and process vendor invoices and employee reimbursements.Conduct regular check runs and submit positive pay reports to the bank.Maintain and reconcile A/P aging and general ledger balances.Ensure vendor records meet W-9/W-8 and 1099/1042-S requirements.Process credit card and travel reimbursements according to policy.Reconcile statements, maintain vendor relationships, and resolve discrepancies.Identify and record use tax liabilities.Manage AP documentation, including check logs, cash receipts, and filing systems.Prepare monthly, quarterly, and year-end financial and audit reports.Document processes and support internal and external audits.Ensure compliance with internal policies and external regulations.Make deposits and maintain a cash receipt log.Monitor and track education benefit usage.Essential Skills4-6 years of experience as a Staff Accountant in a corporate environment.Proficiency with the MIP accounting system.Knowledge of payroll administration, processes, and procedures, including regulatory requirements and laws.Proficiency in Microsoft Excel, Word, and Access.Additional Skills & QualificationsExperience with general ledger, reconciliation, accounting, project accounting, and accounts payable.Familiarity with non-profit accounting and Abila MIP.Experience with month-end reporting and managing W9, W8, AP Aging, 1099, and 1042-S forms.Work Environment

This role is based in a non-profit organization dedicated to conquering cancer. The work environment is hybrid, with on-site work required after initial training. The organization provides tools and expertise in clinical trials development, including biostatistical principles and data management. Employees enjoy 15 days of PTO, 12 holidays (including three floating holidays), fully paid employee benefits, and a 401k plan with a 7% discretionary contribution after one year.

Job Type & Location

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

Pay and Benefits

The pay range for this position is $34.00 - $36.00/hr.

Eligibility requirements apply to some benefits and may depend on your job\n classification and length of employment. Benefits are subject to change and may be\n subject to specific elections, plan, or program terms. If eligible, the benefits\n available for this temporary role may include the following:\n\n
• Medical, dental & vision\n
• Critical Illness, Accident, and Hospital\n
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available\n
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)\n
• Short and long-term disability\n
• Health Spending Account (HSA)\n
• Transportation benefits\n
• Employee Assistance Program\n
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a hybrid position in Seattle,WA.

Application Deadline

This position is anticipated to close on May 12, 2026.

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\n\nAbout Aston Carter:\n

Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® double diamond winner for both client and talent service.

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The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

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If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com for other accommodation options.

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