Job Req ID: 114484

Laboratory Aide

The Division of Infectious Diseases seeks a casual Laboratory Aide to work under the general supervision of faculty investigator Dr. Jessica Queen. Our group is interested in understanding how the microbiome and specific gut bacteria impact the development of colorectal cancer. To this end, we perform a variety of studies that run the spectrum from bacterial culture to mouse tumor models to analysis of human tissue samples. This position offers an opportunity to work with leaders in microbiome research at the Johns Hopkins University School of Medicine in a very collaborative environment, as well as the ability to learn and perform cutting-edge research in an exciting field.

Specific Duties & Responsibilities

* This position requires the basic use of scientific methods, procedures, and techniques gained through previous training and experience as well as additional training provided in the laboratory.

* The applicant should be able to use a basic understanding of the theory behind experiments and apply basic analytical skills to implement assigned projects and to identify and troubleshoot situations needing special attention.

* DNA extraction from human and mouse tissue and stool samples using a commercial kit.

* Processing of mouse tumor and colon tissue to isolate tumor and immune cells for further analysis, which may include flow cytometry, transcriptional analysis, or DNA sequencing.

* Aseptic technique to culture and isolate bacteria from human or mouse samples.

* Aseptic technique to culture and maintain eukaryotic cell culture.

* Will assist with murine models to collect fecal, serum, and tissue samples.

* Will be expected to keep an orderly and well-organized lab notebook, documenting procedures and experiments thoroughly as well as make a complete digital archive so that all data can be recovered at a later date.

* Use sterile techniques to avoid contaminating lab experiments. Use universal safety precautions to protect yourself and co-workers. Prepares solutions, reagents, and stains following standard laboratory formulas and procedures. All work is BSL-2.

Minimum Qualifications

* Actively pursuing a High School Diploma or graduation equivalent.

Preferred Qualifications

* Some college courses preferred.

* Basis Microsoft Office experience helpful.

* Basic laboratory skills such as pipetting and making solutions helpful. Specific training for each task will be provided.

* Basic experience with common laboratory equipment such as centrifuges, analytical balance, and laminar flow hoods is helpful but not required.

* Excellent organizational skills.

* Ability to be flexible in work conditions and function well in a team setting.

Classified Title: Laboratory Aide

Role/Level/Range: ACRO37.5/01/CA

Starting Salary Range: $15.00 - $20.00 HRLY ($15.00 HRLY targeted; Commensurate with experience)

Employee group: Casual / On Call

Schedule: Hours Vary

Exempt Status: Non-Exempt

Location: School of Medicine Campus

Department name: SOM DOM Infectious Disease

Personnel area: School of Medicine

Total Rewards

The referenced base salary range represents the low and high end of Johns Hopkins University's salary range for this position. Not all candidates will be eligible for the upper end of the salary range. Exact salary will ultimately depend on multiple factors, which may include the successful candidate's geographic location, skills, work experience, market conditions, education/training and other qualifications. Johns Hopkins offers a total rewards package that supports our employees' health, life, career and retirement. More information can be found here:

Education and Experience Equivalency

Please refer to the job description above to see which forms of equivalency are permitted for this position. If permitted, equivalencies will follow these guidelines: JHU Equivalency Formula: 30 undergraduate degree credits (semester hours) or 18 graduate degree credits may substitute for one year of experience. Additional related experience may substitute for required education on the same basis. For jobs where equivalency is permitted, up to two years of non-related college course work may be applied towards the total minimum education/experience required for the respective job.

Applicants Completing Studies

Applicants who do not meet the posted requirements but are completing their final academic semester/quarter will be considered eligible for employment and may be asked to provide additional information confirming their academic completion date.

Background Checks

The successful candidate(s) for this position will be subject to a pre-employment background check. Johns Hopkins is committed to hiring individuals with a justice-involved background, consistent with applicable policies and current practice. A prior criminal history does not automatically preclude candidates from employment at Johns Hopkins University. In accordance with applicable law, the university will review, on an individual basis, the date of a candidate's conviction, the nature of the conviction and how the conviction relates to an essential job-related qualification or function.

Diversity and Inclusion

The Johns Hopkins University values diversity, equity and inclusion and advances these through our key strategic framework, the JHU Roadmap on Diversity and Inclusion.

Equal Opportunity Employer

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

EEO is the Law

Accommodation Information

If you are interested in applying for employment with The Johns Hopkins University and require special assistance or accommodation during any part of the pre-employment process, please contact the Talent Acquisition Office at ...@jhu.edu. For TTY users, call via Maryland Relay or dial 711. For more information about workplace accommodations or accessibility at Johns Hopkins University, please visit

Vaccine Requirements

Johns Hopkins University strongly encourages, but no longer requires, at least one dose of the COVID-19 vaccine. The COVID-19 vaccine does not apply to positions located in the State of Florida. We still require all faculty, staff, and students to receive the seasonal flu vaccine. Exceptions to the COVID and flu vaccine requirements may be provided to individuals for religious beliefs or medical reasons. Requests for an exception must be submitted to the JHU vaccination registry. This change does not apply to the School of Medicine (SOM). SOM hires must be fully vaccinated with an FDA COVID-19 vaccination and provide proof of vaccination status. For additional information, applicants for SOM positions should visit and all other JHU applicants should visit

The following additional provisions may apply, depending upon campus. Your recruiter will advise accordingly.

The pre-employment physical for positions in clinical areas, laboratories, working with research subjects, or involving community contact requires documentation of immune status against Rubella (German measles), Rubeola (Measles), Mumps, Varicella (chickenpox), Hepatitis B and documentation of having received the Tdap (Tetanus, diphtheria, pertussis) vaccination. This may include documentation of having two (2) MMR vaccines; two (2) Varicella vaccines; or antibody status to these diseases from laboratory testing. Blood tests for immunities to these diseases are ordinarily included in the pre-employment physical exam except for those employees who provide results of blood tests or immunization documentation from their own health care providers. Any vaccinations required for these diseases will be given at no cost in our Occupational Health office.

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