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Zebrafish Facility Assistant (PRN) - Developmental Biology

Washington University in St. Louis
McDonnell Medical Sciences Building, United States, United Statespart_timeVerifiedPosted 16 Jul 2026
šŸ’° $52,000/yr($34,000/yr – $52,000/yr)

About the role

Location

ST. LOUIS, MO 63110

Position Summary

Assists Zebrafish Technicians with maintaining zebrafish facility operations by following standard protocols to ensure optimal fish health and equipment functionality. Includes assistance with monitoring environmental conditions, sanitizing tanks, and operating cleaning equipment.

Job Description

Primary Duties & Responsibilities:

  • Washes and cleans/sterilizes tanks and other equipment. Operates cleaning equipment including washer and autoclave.

  • Maintains and harvests saltwater rotifers and stocks young zebrafish larvae on nursery system.

  • Exchanges lids on tanks.

  • Records daily light, temperature, and humidity controls.

  • Records water quality which includes pH, conductivity, and temperature.

  • Performs feedings of the adult and baby fish with support of robotic feeding system.

  • Labels fish tanks.

  • Maintains close surveillance of fish health, reporting signs of illness/problems to facility supervisor.

  • Participates in training, continuing education.

  • Performs other duties as assigned.

Working Conditions:

Job Location/Working Conditions

  • Requires extensive safety training.

  • Alternative work schedules.

  • On-Call.

  • Requires protective devices.

  • Exposure to animals.

Physical Effort

  • Frequent lifting 25 lbs. or more

  • Typically sitting at desk or table.

  • Typically standing or walking.

  • Typically bending, crouching and stooping.

  • Repetitive wrist, hand or finger movement.

Equipment

  • Office equipment.

  • Lab/research equipment.

The above statements are intended to describe the general nature and level of work performed by people assigned to this classification. They are not intended to be construed as an exhaustive list of all job duties performed by the personnel so classified. Management reserves the right to revise or amend duties at any time.

Required Qualifications

Education:

High school diploma or equivalent high school certification or combination of education and/or experience.


Certifications/Professional Licenses:

No specific certification/professional license is required for this position.


Work Experience:

Relevant Experience (1 Year)


Skills:

Not Applicable


Driver's License:

A driver's license is not required for this position.

More About This Job

WashU seeks highly motivated individuals who are able to perform duties in a manner consistent with our core mission and guiding principles.

Preferred Qualifications

Education:

No additional education unless stated elsewhere in the job posting.

Certifications/Professional Licenses:

No additional certification/professional licenses unless stated elsewhere in the job posting.


Work Experience:

No additional work experience unless stated elsewhere in the job posting.


Skills:

Animal Care, Animal Handling, Aquaculture, Communication, Detail-Oriented, Interpersonal Communication, Laboratory Techniques, Skill Development, Water Quality Monitoring

Grade

R06-H

Salary Range

$16.92 - $26.44 / Hourly

The salary range reflects base salaries paid for positions in a given job grade across the University. Individual rates within the range will be determined by factors including one's qualifications and performance, equity with others in the department, market rates for positions within the same grade and department budget.

Questions

For frequently asked questions about the application process, please refer to our External Applicant FAQ.

Accommodation

If you are unable to use our online application system and would like an accommodation, please emailĀ CandidateQuestions@wustl.edu