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Lab Service Assistant Jobs in Seattle, WA (NOW HIRING)

Accurately filing all lab dips for colors and production samples for review * Abiding policies set ... Strong customer service skills focused on relationship development * Negotiation and problem ...

Ensure quality of lab performance, assist and mentor other Medical Assistants needing training or ... During 0 - .99 years of service, PTO accrual is 5.23 hours per pay period. * Extended Illness Time ...

Lab Assistant

Tukwila, WA · On-site

$21.65 - $27.38/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... PAML a Labcorp company is seeking a Lab Assistant to join our team in Tukwila, WA. Work Schedule:

Lab Assistant

Tukwila, WA

$21.65 - $27.38/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... PAML a Labcorp company is seeking a Lab Assistant to join our team in Tukwila, WA. Work Schedule:

Lab Assistant

Tukwila, WA

$21.65 - $27.38/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... PAML a Labcorp company is seeking a Lab Assistant to join our team in Tukwila, WA. Work Schedule:

Lab Assistant

Seattle, WA

$21.30 - $31.71/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... LabCorp is seeking a Lab Assistant to join our team in Seattle, WA Work Schedule: Monday-Friday 5 ...

Lab Assistant

Seattle, WA · On-site

$21.30 - $31.71/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... LabCorp is seeking a Lab Assistant to join our team in Seattle, WA Work Schedule: Monday-Friday 5 ...

Lab Assistant

Seattle, WA

$21.30 - $31.71/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... LabCorp is seeking a Lab Assistant to join our team in Seattle, WA Work Schedule: Monday-Friday 5 ...

Lab Assistant (UFCW)

Seattle, WA · On-site

$21.30 - $31.71/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... Labcorp is seeking a Lab Assistant to join our team in the Cherry Hill Inpatient Laboratory in ...

Lab Assistant (UFCW)

Seattle, WA · On-site

$21.30 - $31.71/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... Labcorp is seeking a Lab Assistant to join our team in the Cherry Hill Inpatient Laboratory in ...

Lab Assistant (UFCW)

Seattle, WA · On-site

$21.30 - $31.71/hr

Labcorp is a global leader in laboratory services, providing the insights and answers that help ... Labcorp is seeking a Lab Assistant to join our team in the Cherry Hill Inpatient Laboratory in ...

... testing. - Assist engineering teams in diagnosing platform, firmware, and hardware issues ... Manpower, Experis and Talent Solutions Experis ® is a global leader in technology services and ...

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Showing results 1-20

Lab Service Assistant information

See Seattle, WA salary details

$11

$23

$33

How much do lab service assistant jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for lab service assistant in Seattle, WA is $23.04, according to ZipRecruiter salary data. Most workers in this role earn between $18.89 and $26.25 per hour, depending on experience, location, and employer.

What is the difference between Lab Service Assistant vs Laboratory Technician?

AspectLab Service AssistantLaboratory Technician
CredentialsHigh school diploma or equivalent; on-the-job trainingAssociate degree or certification in laboratory sciences
Work EnvironmentHospitals, clinics, diagnostic labsResearch labs, clinical laboratories, hospitals
Job ResponsibilitiesPreparing samples, maintaining lab equipment, assisting techniciansPerforming tests, analyzing samples, recording data

While both roles support laboratory operations, Lab Service Assistants focus on sample preparation and equipment maintenance, whereas Laboratory Technicians perform detailed testing and analysis. The roles often overlap in work environment and entry requirements, but Laboratory Technicians typically require more specialized training and handle more complex testing tasks.

What exactly does a lab service assistant do?

A lab service assistant supports laboratory operations by preparing samples, maintaining equipment, and ensuring proper documentation. They often handle tasks such as inventory management, cleaning lab tools, and assisting technicians or scientists, typically working in a controlled environment and following safety protocols.

What qualifications do I need to be a lab service assistant?

To become a lab service assistant, candidates typically need a high school diploma or equivalent. Relevant skills include attention to detail, basic knowledge of laboratory procedures, and the ability to operate lab equipment; some positions may require certification or training in safety protocols. Prior experience in a laboratory or healthcare setting can be advantageous.
Infographic showing various Lab Service Assistant job openings in Seattle, WA as of June 2026, with employment types broken down into 50% Full Time, and 50% Part Time. Highlights an 100% In-person job distribution, with an average salary of $47,926 per year, or $23 per hour.

Optical Lab Member Service Assistant

Auburn, WA • On-site

Costco Wholesale Corporation
Retail • 10K+ employees

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 4 days ago


Costco rating

8.1

Company rating: 8.1 out of 10

Based on 1,934 frontline employees who took The Breakroom Quiz

2nd of 39 rated national retailers


Job description

California applicants: Please click here to review the Costco Applicant Privacy Notice.
The jobs listed are examples of the typical kinds of positions that Costco may hire for when openings exist.
The listing does not mean that any positions are currently open or available at Costco.
Position Summary:
Answers phones for Optical Lab and assists warehouse Optical personnel with questions about prescription eyeglass orders. Contacts warehouses by phone and email to resolve problems on orders in process.
For additional information about pay ranges, click here.
We offer a comprehensive package of benefits including paid time off, health benefits (medical/dental/vision/hearing aid/pharmacy/behavioral health/employee assistance), health care reimbursement account, dependent care assistance plan, short-term disability and long-term disability insurance, AD&D insurance, life insurance, 401(k), and stock purchase plan to eligible employees.

What Costco employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


Costco logo

About Costco

Sourced by ZipRecruiter

Costco is a membership warehouse club, dedicated to bringing our members the best possible prices on quality brand-name merchandise. With more than 800 locations worldwide, Costco provides a wide selection of merchandise, plus the convenience of specialty departments and exclusive member services, all designed to make your shopping experience a pleasurable one. Today, as the company evolves, it stays true to the qualities that helped attract and retain millions of loyal members around the globe: Commitment to quality. Costco warehouses carry about 4,000 SKUs (stock keeping units) compared to the 30,000 found at most supermarkets. By carefully choosing products based on quality, price, brand, and features, the company can offer the best value to members.

Industry

Retail

Company size

10,000+ Employees

Headquarters location

Issaquah, WA, US

Year founded

1983