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Microbiologist I (Prep Lab)

EMSL
NJ-Cinnaminson (Corporate), NJ Full Time
POSTED ON 11/23/2025 CLOSED ON 12/22/2025

What are the responsibilities and job description for the Microbiologist I (Prep Lab) position at EMSL?

EMSL is currently seeking a Microbiologist I (Prep Lab) n Cinnaminson, NJ. This role will encompass preparation and analysis for environmental microbiology samples. No laboratory experience is required, just a desire to learn technical skills and become proficient in common laboratory practices and procedures. On-the-job training will be provided for all new employees. Experienced analysts are welcomed to apply.

Essential Duties and Responsibilities: 
Perform standard and non-standard laboratory preparation procedures using aseptic technique 
Serial dilutions, membrane filtration, and sample plating to petri dishes 
Verify testing is performed within method-specific hold times, record daily equipment temperatures, and monitor lab inventory and order supplies when needed
Operate autoclaves and document cycles 
Generate analytical reports and enter data into the LIMS system 
Clean, maintain, and troubleshoot laboratory equipment as needed
Perform quality control practices per company Quality Assurance/Quality Control manual
Other responsibilities as deemed necessary by the manager 

Requirements:
Bachelor’s Degree in Biology, Microbiology or related science is required
Authorization to work in the United States indefinitely without restriction or sponsorship
Laboratory experience either in academic or commercial setting is a plus
Experience with spore traps, direct microscopic exam, testing microbiology environmental samples (water, wastewater, air) is desired 
Ability to work with phase contrast and light microscopes, analytical balances, biological safety cabinets, filtration manifolds, and adhere to sterile techniques and good lab practices 
Ability  to distinguish colors in order to perform analysis
Ability to work independently, and as a part of a team, self-motivated, adaptability, and a positive attitude 
Effective time management organizational skills, and ability to multi- task and prioritize with minimal assistance 

Available Shift:
Position is full time, Monday to Friday 8:30 a.m. to 5:00 p.m. 
Candidates currently living within a commutable distance of Cinnaminson, NJ are encouraged to apply

EMSL offers full time benefits: medical, dental, 401(k), voluntary benefits, paid time off, holiday pay and a flexible spending account

To find out more about EMSL Analytical, Inc. please visit our website at: www.emsl.com 

EOE including Veterans and Disabled

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Salary.com Estimation for Microbiologist I (Prep Lab) in NJ-Cinnaminson (Corporate), NJ
$57,492 to $71,660
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