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Criterion Laboratories Jobs (NOW HIRING)

Simple Laboratories is looking for Full-Time Medical Laboratory Scientist or MT's, who are ASCP/AMT ... Determines the acceptability of specimens for testing according to established laboratory criteria.

Medical Lab Scientist

Chicago, IL · On-site

$75 - $95/hr

Simple Laboratories is looking for Full-Time Medical Laboratory Scientist or MT's, who are ASCP/AMT ... Determines the acceptability of specimens for testing according to established laboratory criteria.

ABOUT Frontage Laboratories is a CRO / Clinical Research Organization providing integrated, science ... bio-analytical criteria * Work in a high pace environment in developing methods to analyze ...

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Criterion Laboratories information

What is the difference between Criterion Laboratories vs Medical Laboratory Technologist?

Criterion LaboratoriesMedical Laboratory Technologist
Performs diagnostic tests in a laboratory setting, often in private or commercial labsConducts laboratory tests to help diagnose and treat diseases, typically in hospitals or clinics
Requires certification or licensing depending on state regulationsRequires certification (e.g., ASCP) and a degree in medical laboratory science
Work environment includes private labs, research facilities, or diagnostic centersWork environment includes hospitals, clinics, and healthcare facilities

Both Criterion Laboratories and Medical Laboratory Technologists perform essential lab tests, often requiring similar certifications. However, Criterion Laboratories typically refers to private or commercial labs, while Medical Laboratory Technologists work mainly in healthcare settings. The roles overlap in skills and credentials, but their work environments and employer types differ.

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Infographic showing various Criterion Laboratories job openings in the United States as of August 2026, with employment types broken down into 1% Internship, 1% As Needed, 88% Full Time, 8% Part Time, and 2% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution.

Medical Lab Scientist

Simple Laboratories

Chicago, IL • On-site

$34/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 4 days ago


Job description

Simple Laboratories is looking for Full-Time Medical Laboratory Scientist or MT's, who are ASCP/AMT licensed individual to performs test procedures of moderate/high complexity at our Humboldt Park, Chicago laboratory location. The MLS / MLT is expected to demonstrate competency in all assays/instrument's cross sections [ Generalist ]. Additional responsibilities include instrument troubleshooting and maintenance, assay validations, including staff training and development.
Schedule: All Shifts
  • Morning (AM): 7:00 AM to 3:30 PM with alternating weekends
  • Evening (PM): 3:00 PM to 11:30 PM with alternating weekends
ESSENTIAL JOB RESPONSIBILITIES
  • Determines the acceptability of specimens for testing according to established laboratory criteria.
  • Performs routine and complex laboratory technical procedures according to laboratory standard operating procedures, ensuring that applicable quality control requirements are met.
  • Demonstrates the ability to make technical decisions regarding testing and resolves technical issues as they occur.
  • Maintains a professional level of knowledge to properly analyze test results and address abnormal or atypical findings.
  • Performs and documents quality control to ensure accuracy of clinical data and instrument functionality. Takes appropriate action to resolve QC failures.
  • Performs and documents routine instrument maintenance and participates in troubleshooting and corrective action as needed.
  • Assists the departmental supervisor in ensuring effective utilization of staff and timely, high quality test results.
  • Routinely navigates and manages workflows via Laboratory Information System (LIS).
  • Prepares, tests, and evaluates new reagents and controls. Maintains appropriate documentation related to these activities.
  • Assists with new instrument/methodologies validations and other initiatives in support of new business growth opportunities.
  • Assists in the development of SOPs and competency training modules for new and existing instrumentation/methodologies.
  • Assists the departmental supervisor in staff training and development.
  • Serves as subject matter expert for testing within the department, responding to questions from other employees as needed.
  • Communicates critical results as necessary to external medical professionals following HIPAA guidelines.
  • Functions as departmental leader in the supervisor’s absence.
  • Maintains a clean, safe, functional work environment. Serves as a role model to others.
  • Adheres to all CLIA, HIPAA, and OSHA requirements; participates in government or regulatory agency inspections, if needed.
  • All other duties as assigned.
QUALIFICATIONS
  • Education: Bachelor’s degree in Chemistry, Biology, Clinical Laboratory Sciences, or Medical Technology program from an accredited institution required.
  • Certificates/Licenses: MLS/MT (ASCP), AMT or other national accreditation required. Meets CLIA requirements for high complexity testing personnel.
  • Acceptable minimum equivalent in the place of degree: None.
  • Experience: Minimum 3 years in a high complexity laboratory. Must be able to demonstrate competency in all assays within the designated department.
  • Leadership: Demonstrated ability to lead, mentor, and support colleagues and coworkers, with highly developed analytical, interpersonal, collaborative, and positive communication skills.
Additionally, the position requires the following knowledge, skills, and abilities:
  • Demonstrated ability to quickly learn and understand laboratory guidelines, regulations, procedures and policies.
  • Excellent written and verbal communication.
  • Ability to maintain records and complete detailed reports as required.
  • Ability to professionally and positively interact with peers, clients, and the public.
  • Must be able to critically think, troubleshoot issues, and implement necessary changes.
  • Ability to work autonomously and efficiently in a fast-paced, multi-tasked environment.
Benefits:
  • 401(k)
  • 401(k) Matching
  • Paid Time Off (PTO)
  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • STD/LTD
  • Hospital Indemnity Insurance
  • Critical Illness insurance
  • Accident Insurance
About Simple Laboratories
Simple Laboratories is a Chicago-based growing clinical laboratory, and we're driven to set a new standard in healthcare for patient care and customer support. This means developing the most efficient processes, monitoring operations and test results tirelessly and making our services accessible to patients. We have a dedicated and passionate team of lab technicians, phlebotomists, sales, IT and administrative staff and are looking for a candidate who can make an impact on the organization. Our employees are engaged, collaborative and team focused, while working together to provide the best service to our clients and patients.