Part Time Invoice Processor Jobs in Seattle, WA (NOW HIRING)

Salary: $29.46 - $37.47 Hourly
Location : Fleet ER&R, 155 Monroe Ave NE, Renton, WA, WA
Job Type: Career Service (Exec)
Job Number: 2026BM27199
Department: DES - Executive Services
Division: Fleet
Opening Date: 08/06/2026
Closing Date: 8/20/2026 11:59 PM Pacific
FLSA: Non-Exempt
Bargaining Unit: F1A : L117-Admin
Full- or Part-Time: Full Time
Summary
King County Department of Executive Services (DES) Fleet Services Division is looking for a Fiscal Specialist 2 to join our finance team. This position primarily supports the Fleet Operations section's Parts and Materials Team and Asset Purchasing lines of business. This position presents an opportunity to showcase your skills in a variety of areas, including accounts payable financial transactions, customer service, and teamwork.
ABOUT FLEET SERVICES DIVISION
The Fleet Services Division manages King County's portfolio of vehicles and equipment. The team performs acquisition, maintenance, repair, replacement, and disposal of approximately 3,000 fleet assets for the County's services associated with the Sheriff's Office, Public Health, Roads, Parks, Wastewater, Water and Land Resources, and other agencies. The division manages two maintenance shops which include robust storerooms of automotive parts, materials, and construction supplies as well as several technicians working in the field to support remote customer sites.
In addition, the Fleet Division is responsible for the disposition of the county's personal property assets, which includes a surplus warehouse in Georgetown. Disposal methods can include re-use within the county, donation to verified and approved non-profits, and sales through online portals or sealed/negotiated bids.
The mission of the Fleet Services Team is providing exceptional customer service in the delivery of equitable, sustainable, and dependable fleet solutions.
To learn more about Fleet, please visit our website at:
Job Duties
Scope of Job Duties: To be considered for this opportunity, you must demonstrate skill and ability to:

• Perform basic coding of financial accounting and/or fiscal information;
• Perform calculations involving accounts payable;
• Perform accounts payable transactions in an accurate and timely manner;
• Process receipts and returns in Oracle EBS;
• Process p-card expense reports on behalf of Fleet's Parts and Materials Team;
• Audit and reconcile invoice data and vendor statements;
• Audit and complete new equipment paperwork (invoices, title applications, odometer disclosure statements, and Manufacture Statements of Origin) and partner with suppliers to acquire revisions or missing documents;
• Receive and distribute new and replacement license plates and registrations;
• Perform data entry on new asset records in the Fleet information management system;
• Perform data entry related new asset purchasing and tracking;
• Collaborate with business partners to resolve AP processing errors;
• Provide excellent customer service to internal and external customers on the phone, in writing and in person, in a professional manner;
• Assist with workflow documentation and improvement;
• Perform other duties as assigned;
• Work is performed under general supervision and requires a moderate degree of independent judgment to process incoming mail and documents, attach related correspondence or information before forwarding as appropriate, select mail to handle personally where the response requires specialized knowledge of the assigned function, identify priority and/or time-sensitive matters, and maintain security and confidentiality

Experience, Qualifications, Knowledge, Skills
The Ideal Candidates will:

• Have a strong background in accounts payable processing;

• Be experienced in Oracle financial and procurement transactions;
• Thrive while managing and prioritizing a high volume of Accounts Payable invoice processing with a strong attention to detail;
• Be proficient in using the Microsoft Office including higher level skill in performing financial calculations using Microsoft Excel in yourdaily work;
• Be eager to learn about King County Fleet functions and processes;
• Thrive working both independently and working collaboratively as part of a team;
• Be flexible and comfortable in a change environment and be excited to learn new skills and implement new processes to continuously improve services.

Additional Information for the Fleet Services position: This position will work on-site at two Fleet Maintenance locations:

• Monday, Tuesday, Thursday and Friday at 155 Monroe Ave NE, Renton, WA 98056
• Wednesday at 707 S Orcas Street, Seattle, WA 98108
• Occasional travel to Fleet administration office in downtown Seattle is required.

Supplemental Information
Are you ready to make a difference? dedicated to serving one of the nation's best places to live, work and play.
Are you ready to APPLY?
The recruitment for this position is open to all qualified candidates. A completed King County Application is required. We highly recommend that you also provide a resume and cover letter.
Application Process
If you are interested in pursuing this position and supporting King County's vision for unified, equitable, and high-performing government, please follow the application instructions carefully. Provide us with your work history as applicable, ensuring that you provide details that highlight your ability to fulfill the requirements for this position.
If you need this announcement in an alternate language or format, or you would like to request accommodation or assistance in the application or assessment process, please contact Brittney Marzest, Senior Talent Advisor at bmarzest@kingcounty. gov.
This recruitment is an effort to fill our immediate vacancies as well as create a hire list that will be used for any positions that become vacant within the next 6 months, including additional Short-Term Temporary (STT), Term Limited Temporary (TLT), and Career Service (CS) positions.
King County's Vision, Mission, and ACTIVATE Values unite us.
King County serves residents with a relentless sense of urgency, delivering on commitments with transparency and accountability. We are action-oriented, creative problem solvers who collaborate across roles, engage directly with communities, and challenge the status quo to achieve meaningful impact. As a unified team, we uphold high ethical and stewardship standards, embrace change, stay curious, and continuously improve. Across all interactions, we listen first, act quickly, and stay aligned as a team to earn and sustain public trust. Learn more about our Vision, Mission, and ACTIVATE Values here and visit our Why work at King County page here.
King County is an Equal Employment Opportunity (EEO) Employer
No person is unlawfully excluded from employment opportunities based on sex, race, color, national origin, ethnicity, religious affiliation, disability, sexual orientation, gender identity or expression, age except by minimum age and retirement provisions, pregnancy, status as a family caregiver, parental status, marital status, military status or status as a veteran who was honorably discharged or who was discharged solely as a result of the person's sexual orientation or gender identity or expression, citizenship or immigration status, genetic information, or other protected class. However, to the extent that distinction or differential treatment on the basis of citizenship or immigration status is authorized by either federal or state law, regulation, or government contract, it is not an unfair practice.
Our EEO policy applies to all employment actions, including but not limited to recruitment, hiring, selection for training, promotion, transfer, demotion, layoff, termination, rates of pay or other forms of compensation.
King County offers a highly-competitive compensation and benefits package designed to meet the diverse needs of our employees and support our employees' health and well-being. Eligible positions receive the following benefits and have access to the following programs:

• Excellent medical, dental, and vision coverage options: King County provides eligible employees with options, so they can decide what's best for themselves and their eligible dependents
• Life and disability insurance: employees are provided basic coverage and given the opportunity to purchase additional insurance for both the employee and eligible dependents
• Retirement: eligible King County employees may participate in a pension plan through the Washington State Department of Retirement Systems and a 457(b) deferred-compensation plan
• Transportation program and ORCA transit pass
• 12 paid holidays each year plus two personal holidays
• Generous vacation and paid sick leave
• Paid parental, family and medical, and volunteer leaves
• Flexible Spending Account
• Wellness programs
• Onsite activity centers
• Employee Giving Program
• Employee assistance programs
• Flexible schedules and telecommuting options, depending on position
• Training and career development programs

For additional information about employee benefits, visit our
This is a general description of the benefits offered to eligible King County employees, and every effort has been made to ensure its accuracy. If any information on this document conflicts with the provisions of a collective bargaining agreement (CBA), the CBA prevails.
NOTE: Benefits for Term Limited Temporary (TLT) or Short Term Temporary (STT) positions, including leave eligibility and/or participation in the pension plan through the Washington State Department of Retirement Systems, will vary based upon the terms and details of the position. Short Term Temporary positions are not eligible for an ORCA transit pass.
For inquiries about the specifics of this position, please contact the recruiter identified on this job posting.