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MW

Medical Laboratory Scientist

Mercyhealth Wisconsin and Illinois·Walworth County, Wisconsin

$29 - $44/hr·Unknown·On Site·Remote friendly·
2-5 yrs
·Posted 4 months ago
Practice for this role

About the role

The Medical Laboratory Scientist utilizes the Information System to manage patient samples, perform waived, moderate, and high-complexity laboratory tests across various specialties, and analyze results for validity and accuracy. Responsibilities also include troubleshooting testing methodologies, implementing corrective actions, performing quality control, and maintaining instrumentation.

Essential Duties and Responsibilities

Utilize the Information System to receive patients, order and collect samples, result tests, answer questions from nurses and physicians, document quality control activities and produce reports required to perform job tasks.

Confirms accuracy of patient sample identification prior to performing analyses; evaluates specimen quality and identifies when unacceptable. Documents information concerning quality of specimen, impact of sub-optimal specimens on test values. Initiates recollection procedure as indicated.

Perform waived, moderate and high complexity lab tests as defined by CLIA in the lab specialties of hematology, urinalysis, chemistry and blood bank or microbiology by automated and manual methods according to defined policies and procedures.

Analyze test results prior to release of information to chart for validity and accuracy. Recognizes subtle yet significant problems which occur with testing methodologies. Troubleshoots suspect test results using technical knowledge and experience. Implements corrective action when inaccurate, inappropriate findings/results/reports are identified.

Performs high complexity tests such as bone marrow, sperm morphology, etc.

Assure that designated turnaround times for results are met and that critical results are appropriately reported and documented.

Perform quality control and proficiency testing procedures as defined by policy.

Interpret and troubleshoot quality control results to ensure accurate and precise test results.

Perform preventative maintenance, advanced troubleshooting and calibration of laboratory instrumentation.

Participate in method and instrument evaluation and implementation.

Investigates/resolves technical issues.

Participates on interdepartmental committees or teams.

Participates in teaching students and training new partners.

Completes and signs off on competency checklists for techs.

Develops updates and procedures as requested.

Serves as a resource to inexperienced partners.

Performs additional tasks such as scheduling, antibiograms, etc.

Maintain competency in current procedures and gain competency for new methods implemented.

Culture of Excellence Behavior Expectations: To perform the job successfully, an individual should demonstrate the following behavior expectations:

Quality - Follows policies and procedures; adapts to and manages changes in the environment; Demonstrates accuracy and thoroughness giving attention to details; Looks for ways to improve and promote quality; Applies feedback to improve performance; Manages time and prioritizes effectively to achieve organizational goals.

Service - Responds promptly to requests for service and assistance; Follows the Mercyhealth Critical Moments of service; Meets commitments; Abides by MH confidentiality and security agreement; Shows respect and sensitivity for cultural differences; and effectively communicates information to partners; Thinks system wide regarding processes and functions.

Partnering - Shows commitment to the Mission of Mercyhealth and Culture of Excellence through all words and actions; Exhibits objectivity and openness to other's views; Demonstrates a high level of participation and engagement in day-to-day work; Gives and welcomes feedback; Generates suggestions for improving work: Embraces teamwork, supports and encourages positive change while giving value to individuals.

Cost - Conserves organization resources; Understands fiscal responsibility; Works within approved budget; Develops and implements cost saving measures; contributes to profits and revenue.

Education and Experience

1.Bachelor of Science degree in Medical Technology Must be qualified to perform high complexity testing according to CLIA 493.1489 Standard; Testing personnel qualifications.

OR

2.Associates degree in Medical Technology AND MLT certification Must be qualified to perform high complexity testing according to CLIA 493.1489 Standard; Testing personnel qualifications.

Certification and Licensure

1. MT/MLS Generalist Certification or Specialty Certification BB, C, H or M required within 12 months of hire.

OR

2. MLT Certification and 5 years of experience.

Skills and Abilities N/A Special Physical Demands

  • The Special Physical Demands are considered Essential Job Function of the position with or without accommodations.
  • While performing the duties of this Job, the employee is frequently required to stand; use hands to finger, handle, or feel.
  • The employee is required to talk, hear and smell.
  • The employee is occasionally required to walk; sit and reach with hands and arms.
  • The employee may have occasion to reach overhead to pick up objects or to adjust items.
  • The employee may have occasion to bend under or crawl under bench to move or obtain objects.
  • The employee must occasionally lift and/or move up to 50 pounds.
  • Specific vision abilities required by this job include close vision, distance vision, peripheral vision, color vision, depth perception and ability to adjust focus

Level of Supervision

Some independent judgment is required, but alternatives are limited by standard practices or procedures.

Supervises

This job has no supervisory responsibilities.

Pay range

$29.41 - $44.11

Mercyhealth is an Equal Opportunity Employer [https://careers.mercyhealthsystem.org/jobs]. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identify, national origin, disability, or protected veteran status.

Mercyhealth offers competitive pay and benefits, including retirement, time off, on-demand pay, access to the Employee Assistance Program (EAP), and more. Click here [https://www.mercyhealthsystem.org/join-our-team/benefits/] for more details.

At Mercyhealth, we don’t simply hire people, we empower employee-partners who are passionate about making lives better. As an integrated health system, we deliver exceptional, coordinated across seven hospitals, 85 primary and specialty clinics, and a team of over 7,500 professionals serving northern Illinois and southern Wisconsin.

  • Mercyhealth has been nationally recognized for our commitment to our people and culture, including:
  • #1 in the nation on AARP's Best Employers for Workers Over 50
  • One of Working Mother magazine's 100 Best Companies for Working Mothers
  • A Top 50 Company and Top 10 Nonprofit for Executive Women

Requirements

Candidates must possess either a Bachelor of Science in Medical Technology or an Associate's degree in Medical Technology plus MLT certification, qualifying them for high-complexity testing under CLIA standards. Certification (MT/MLS Generalist or Specialty) is required within 12 months of hire, or 5 years of experience with MLT certification.

  • associate degree
  • bachelor degree
  • professional certificate
  • Troubleshooting
  • Teaching
  • Sample Collection
  • Microbiology
  • Chemistry
  • Hematology
  • Blood Bank
  • Urinalysis
  • Instrument Calibration
  • Manual Methods
  • Automated Methods
  • Specimen Evaluation
  • Quality Control Documentation
  • Information System Utilization
  • Method Evaluation
  • Test Resulting

Benefits

  • Employee Assistance Program
  • Retirement
  • Time Off
  • On-demand Pay

Posting details

Employment type
Unknown
Work arrangement
On Site
Experience
2-5 yrs
Salary
$29 - $44/hr
Location
Walworth County, Wisconsin
Posted
Mar 18, 2026
Application
Employer website
MW

Hiring organization

Mercyhealth Wisconsin and Illinois

At Mercyhealth, our doctors, nurses and staff are committed to making lives better for our patients and their families. They bring knowledge and innovation to ensure that our patients receive world-class health care, close to home. As an integrated health system, we provide...

Salary listed on 335 jobs
IndustryHospitals and Health Care
TypeNonprofit
Size5,001-10,000 employees
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Market context

Wisconsin MLS roles need CLIA-ready skills

In Wisconsin, Medical Laboratory Scientist roles are typically in steady demand because hospitals and reference labs rely on qualified staff for high-complexity testing under CLIA standards. These positions are competitive because employers often look for a BS in Medical Technology or an associate degree with MLT certification, plus MT/MLS generalist or specialty certification within 12 months. Review the AI-summarized requirements and benefits here to save research time, and confirm whether your certification timeline matches the posting before applying.

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