High Volume AP Specialist

Job Description

Job Description

Accounts Payable Specialist

Location: Seattle, WA (Onsite) Schedule: Monday-Friday | 8:00 AM-5:00 PM

Join a Growing, Mission-Driven Team

We're seeking an experienced Accounts Payable Specialist to join a rapidly growing organization where your work will have a direct impact on business operations. This is an opportunity to take ownership of the full accounts payable function while partnering across Finance, Supply Chain, Inventory, and Operations in a collaborative, fast-moving environment.

Beyond traditional AP responsibilities, you'll play a key role in driving process improvements, strengthening financial controls, supporting audits, and helping scale accounting operations as the company continues to grow.

If you're someone who enjoys solving problems, improving processes, and making a measurable impact, we'd love to connect.

Why You'll Love This Opportunity

• Be a key contributor on a growing accounting team.
• Gain exposure to AP operations, accounting, audit support, and process improvement initiatives.
• Work with modern finance technology including Tipalti, Ramp, ERP systems, and automation tools.
• Join a collaborative team that values innovation, ownership, and continuous improvement.
• Participate in projects that help shape and scale the future of the finance organization.
• Receive equity participation and industry-leading time off benefits.

What You'll Be DoingAccounts Payable Operations

• Own the full-cycle accounts payable process from invoice receipt through payment.
• Process high-volume invoices with accuracy and efficiency, ensuring vendor payments are made on time.
• Perform three-way matching between purchase orders, receipts, and invoices.
• Partner with internal teams to resolve discrepancies and payment issues quickly and effectively.

Vendor & Stakeholder Partnership

• Build and maintain strong vendor relationships.
• Serve as a key contact for payment inquiries and account maintenance.
• Collaborate closely with Supply Chain, Inventory, Receiving, and Accounting teams.

Process Improvement & Controls

• Identify root causes of payment delays and processing issues.
• Recommend and implement process improvements to increase efficiency and strengthen internal controls.
• Support system enhancements and automation initiatives.

Corporate Card & Expense Management

• Administer corporate credit card programs.
• Review employee expense reports and ensure compliance with company policies.
• Monitor card activity and support fraud prevention efforts.

Accounting & Audit Support

• Prepare journal entries and account reconciliations.
• Support month-end and year-end close activities.
• Assist with external audits and provide supporting documentation.
• Support annual 1099 reporting and compliance activities.

What We're Looking ForRequired Experience

• 3+ years of full-cycle Accounts Payable experience.
• Strong experience with high-volume invoice processing and three-way matching.
• Ability to process 200+ invoices weekly while maintaining exceptional accuracy.
• Experience with AP automation tools such as Tipalti, Ramp, or similar platforms.
• Strong Excel skills and reconciliation experience.
• Experience working within ERP systems and workflow/ticketing platforms.
• Strong understanding of vendor management and procurement workflows.

Preferred Experience

• Startup, high-growth, or fast-paced business environment.
• Corporate card administration and expense management.
• General ledger accounting experience.
• Audit support experience.
• 1099 reporting knowledge.
• Passion for process improvement and operational excellence.

Work Environment

Initially based in Everett, WA for onboarding (approximately 1-2 weeks), this position will transition to a new Seattle office near 8th Avenue with convenient transit access.

You'll work alongside a highly collaborative team in a fast-paced, technology-forward environment where new ideas are encouraged and contributions are visible. This is an excellent opportunity for an AP professional who wants more than invoice processing and is excited to help build and improve scalable accounting operations.

Job Type & Location

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

Pay and Benefits

The pay range for this position is $34.00 - $37.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

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

Workplace Type

This is a fully onsite position in Seattle,WA.

Application Deadline

This position is anticipated to close on Sep 17, 2026.

About Aston Carter

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® Platinum Award winner for both client and talent service.

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.

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 View email address on ziprecruiter.com for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.