Temporary Project Assistant Jobs in Seattle, WA (NOW HIRING)

📍 Seattle, WA (100% Onsite)

💲 $36-$43/hr | Contract-to-Hire

🚗 FREE Downtown Seattle Parking

If you're a construction accounting professional who thrives in a fast-paced project environment and enjoys seeing your work directly impact major construction initiatives, this could be the opportunity you've been waiting for.

Our client is one of the most established and respected construction firms in the region, generating more than $4 billion in annual revenue and continuing to expand its rapidly growing Public Works Division. As a Project Accountant, you'll play a critical role supporting high-profile infrastructure and commercial projects that shape communities across the Pacific Northwest.

This is more than a job. It's an opportunity to join a stable, growth-oriented organization where your expertise is valued and your career can advance.

As a trusted financial partner to Project Managers and Operations teams, you'll help ensure projects stay financially healthy and on track from start to finish.

• Manage high-volume Accounts Payable and Accounts Receivable
• Process union payroll and certified payroll reporting
• Perform job costing, project reconciliations, and general ledger activities
• Support month-end and year-end close
• Prepare and review progress billings, retention documentation, and lien releases
• Process subcontractor payments and public works reporting requirements
• Assist with audits, journal entries, account reconciliations, and financial reporting
• Collaborate with project teams to monitor project financial performance
• Utilize JD Edwards, Textura, Procore, and Excel to support project accounting functions

✅ 3+ years of construction accounting experience

• Construction AP/AR
• Job costing
• Progress billing
• Lien releases
• Public works projects
• Union and/or certified payroll

• JD Edwards (preferred)
• Sage / Timberline
• Other major construction accounting systems

• Pivot Tables
• VLOOKUP/XLOOKUP
• Financial reporting and analysis

⭐ Textura experience

⭐ B2GNow experience

⭐ Prevailing wage knowledge

⭐ Public works project accounting experience

⭐ Experience supporting multiple active construction projects simultaneously

✅ Join a construction powerhouse with 140+ years of success and stability

✅ Be part of a rapidly expanding Public Works division

✅ Work on large-scale, high-visibility construction projects across the region

✅ Contract-to-hire opportunity with strong long-term career potential

✅ Collaborate directly with Project Managers, Operations leaders, and Accounting leadership

✅ Free downtown Seattle parking

✅ Supportive, team-oriented culture with a reputation for employee longevity

We're especially interested in professionals with experience from organizations such as:

Graham, Absher, Mortenson, GLY, Sellen, Lease Crutcher Lewis, Exxel Pacific, Bailey Construction, and other commercial construction or public works general contractors.

If you're looking for a stable company, meaningful project exposure, and a path toward long-term career growth, we'd love to connect with you. Apply today and help build the future of the Pacific Northwest.

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

The pay range for this position is $36.00 - $43.00/hr.

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)

This is a fully onsite position in Seattle,WA.

This position is anticipated to close on Aug 26, 2026.

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 astoncarteraccommodation@astoncarter.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.