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Microbiologist - Food Safety, Laboratory Testing & Method Development CMDC Labs Longmont, CO Job Details Part-time | Full-time $28 - $38 an hour 17 hours ago Benefits Paid time off Qualifications Biology Teamwork Technical documentation Microbiological culture and identification Bachelor's degree Attention to detail Microbiological analysis Industrial laboratory experience Full Job Description About CMDC Labs CMDC Labs is an independent analytical and microbiology laboratory located in Longmont, Colorado. We provide laboratory testing, scientific consulting, and technical support to companies developing and manufacturing food products, medical devices, antimicrobial materials, and other commercial products. Our work involves a wide variety of testing projects, ranging from routine microbial quality control to specialized method development, shelf-life studies, and microbial recovery validation. We are looking for an experienced, detail-oriented Microbiologist who enjoys hands-on laboratory work, solving technical problems, and working in a small, collaborative laboratory environment. We are open to either part-time or full-time employment, depending on the qualifications and availability of the right candidate. Key Responsibilities Microbiological Testing Perform aerobic plate counts, yeast and mold testing, and microbial enumeration. Conduct pathogen screening for organisms including Salmonella , Listeria monocytogenes , E. coli , Staphylococcus aureus , and Bacillus cereus . Prepare culture media, enrichment broths, and microbiological samples. Perform microbial culturing, isolation, identification, and enumeration. Work with traditional agar methods, Petrifilm, and rapid microbiological testing systems. Maintain reference cultures and appropriate laboratory controls. Food Safety and Shelf-Life Testing Conduct microbiological testing of foods, raw ingredients, and finished products. Support refrigerated and ambient shelf-life studies. Perform water activity and pH measurements. Evaluate microbial trends and investigate unexpected results. Support food-safety testing and process verification. Method Development and Validation Develop, optimize, and validate microbiological methods. Conduct microbial recovery-efficiency and method suitability studies. Evaluate matrix interference and antimicrobial carryover. Participate in antimicrobial efficacy testing. Troubleshoot methods and develop practical solutions to laboratory challenges. Medical Device and Antimicrobial Testing Assist with medical device bioburden and sterility testing. Perform microbial recovery studies on medical devices and components. Support antimicrobial material and coating evaluations. Quality and Documentation Maintain accurate laboratory records. Follow laboratory SOPs, quality-control procedures, and biosafety requirements. Assist with technical reports, testing protocols, and SOP development. Work within an

ISO/IEC 17025

quality management system. Required Qualifications Bachelor's degree in Microbiology, Biology, Biotechnology, or a related discipline. Minimum two years of hands-on microbiology laboratory experience. Strong aseptic technique and microbial culturing skills. Experience with plating, dilutions, enumeration, and laboratory calculations. Ability to independently perform laboratory testing. Strong documentation skills and attention to detail. Ability to work on-site in Longmont, Colorado. Preferred Qualifications Three or more years of commercial or industrial laboratory experience. Food microbiology and pathogen testing experience. Experience with Petrifilm and conventional microbiology methods. Familiarity with AOAC, ISO, USP, or FDA methods. Method development, validation, and microbial recovery experience. Medical device bioburden or sterility testing experience. Familiarity with ISO/IEC 17025, GLP, or GMP quality systems. Experience preparing SOPs and technical reports.

Compensation, Schedule, and Paid Vacation Compensation:

$28.00-$38.00 per hour, commensurate with experience and qualifications.

Employment Options:

Both part-time and full-time candidates will be considered.

Full-Time Paid Vacation Benefits:

CMDC Labs offers a generous paid vacation program for full-time employees totaling six weeks of paid vacation annually, plus paid company holidays .

The vacation program includes:

Two weeks of flexible paid vacation annually: Employees may schedule these two weeks at any time during the year, subject to normal scheduling coordination. One additional week of paid vacation each calendar quarter: Employees receive an additional week of paid vacation during each of the four quarters of the year. Each quarterly vacation week must be taken within its respective quarter and does not carry over as an additional vacation week into a subsequent quarter.

Paid company holidays:

In addition to the six weeks of paid vacation, full-time employees receive paid company holidays according to CMDC Labs' holiday schedule. This provides full-time employees with 30 paid vacation days per year, plus paid holidays , supporting a healthy work-life balance while maintaining laboratory operations. Part-time schedules and applicable benefits will be discussed based on the position's agreed hours and applicable company policies. What Makes This Position Different CMDC Labs is a small, technically focused laboratory where microbiologists have the opportunity to work on diverse and challenging projects. Rather than performing repetitive high-volume testing, our team is involved in a wide range of commercial testing applications, method development, problem-solving, and scientific investigation. We value independence, curiosity, technical competence, accuracy, and a collaborative working environment. Location Requirement — Local Candidates Only Applicants must currently reside within reasonable commuting distance of Longmont, Colorado. This is an on-site laboratory position. Remote work and relocation assistance are not available.

Pay:

$28.00 - $38.00 per hour Expected hours: 20.0 - 40.0 per week

Benefits:

Paid time off

Work Location:

In person