Accounts Payable Clerk

Seeking Accounts Payable Assistant!

Join a growing organization in the construction and engineering industry where accuracy, collaboration, and financial integrity are key to supporting successful projects. We are seeking a detail-oriented Accounts Payable Assistant to help ensure timely invoice processing, vendor management, and payment operations. If you thrive in a fast-paced environment and enjoy supporting the financial backbone of a business, we'd love to hear from you. Qualifications 1+ year of experience in office administrative or data entry experience Previous experience in customer service Basic knowledge of MS Suite applications including Excel and Word Previous experience in construction environment preferred Job Description The Accounts Payable Assistant supports the full lifecycle of vendor payables by processing receiving documents and invoices, maintaining accurate records in the ERP system, and ensuring that purchase orders, packing slips, and invoices align. This role involves extensive work with PDFs, data entry, and vendor communication, making it an excellent opportunity for a detail-oriented professional interested in growing into accounting or purchasing within an engineering, construction, and fabrication environment. Responsibilities

- Process all receiving documents by reviewing emailed packing slips, confirming that items are signed off, and noting any backordered items on the purchase order before electronically filing the receiving records.
- Process all incoming accounts payable invoices by reviewing emailed invoices, matching them to the appropriate receiving documents, and ensuring alignment with purchase orders.
- Obtain approvals for invoices that differ from the purchase order in quantities or amounts, and document any discrepancies clearly in the ERP system.
- Contact vendors for rental or subcontract invoices to verify whether each invoice represents a partial billing or a final billing.
- Review open purchase orders against expected receipt dates and proactively follow up via phone or email regarding the receiving and invoicing of expected items.
- Review vendor statements to identify and resolve any missing or outstanding invoices.
- Maintain accurate and organized electronic records of receiving documents, invoices, and related accounts payable documentation.
- Use the ERP system to make notes on purchase orders, run reports to review outstanding purchase orders, and support accurate tracking of open items.
- Merge, modify, and mark up PDF documents to support accurate invoice and receiving documentation.
- Perform high-volume and accurate data entry related to invoices, purchase orders, and vendor records.
- Assist with answering phones and managing the front desk, providing professional and courteous support to visitors and callers.
- Collaborate with internal teams in purchasing, engineering, and operations to resolve discrepancies and ensure timely processing of payables.
Job Type & Location
This is a Contract to Hire position based out of Portland, OR.
Pay and Benefits
The pay range for this position is $22.00 - $24.00/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)
Job Type & Location
This is a Contract to Hire position based out of Portland, OR.
Application Deadline
This position is anticipated to close on Nov 11, 2026.
Workplace Type
This is a fully onsite position in Portland,OR.

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 [email protected] 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.