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Overnight Lab Jobs in Wisconsin (NOW HIRING)

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Why Mayo Clinic Mayo Clinic is top-ranked in more specialties than any other care ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Why Mayo Clinic Mayo Clinic is top-ranked in more specialties than any other care ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Why Mayo Clinic Mayo Clinic is top-ranked in more specialties than any other care ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Why Mayo Clinic Mayo Clinic is top-ranked in more specialties than any other care ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Why Mayo Clinic Mayo Clinic is top-ranked in more specialties than any other care ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Why Mayo Clinic Mayo Clinic is top-ranked in more specialties than any other care ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

Clinical Lab Technologist

Chetek, WI · On-site

$67K - $101K/yr

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

Clinical Lab Technologist

Sparta, WI · On-site

$67K - $101K/yr

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

Clinical Lab Technologist

Menomonie, WI · On-site

$67K - $101K/yr

Must be available to work weekends, overnight, and holiday shifts. Visa sponsorship is not available for this role. Qualifications Bachelor's degree in Medical Technology (MT), Medical Laboratory ...

WI · On-site

$50 - $80/hr

This part-time position offers a flexible schedule, no call or overnight responsibilities, and the ... CME allowance and license reimbursementCompany-provided iPad with LTE and professional lab coat ...

WI · On-site

$82.66 - $123.98/hr

This part-time position offers a flexible schedule, no call or overnight responsibilities, and the ... CME allowance and license reimbursementCompany-provided iPad with LTE and professional lab coat ...

WI · On-site

$80 - $98/hr

Forecasting and Reporting - provide timely updates on lab activity and account changes via CRM; ... Travel - Overnight travel up to 75% required. Preferred * Experience within the Healthcare or ...

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Overnight Lab information

What is an overnight lab?

Overnight Lab jobs typically involve working during nighttime hours in laboratory settings. Employees may be responsible for processing samples, conducting experiments, analyzing data, or maintaining lab equipment while most daytime staff are not present. These roles are crucial for labs that operate 24/7, such as medical testing facilities, research institutions, or industrial labs, to ensure continuous workflow and timely results. Working overnight can involve unique challenges, including managing fatigue and adjusting to a non-traditional schedule, but it also often offers higher pay or shift differentials.

What are the key skills and qualifications needed to thrive as an overnight lab technician?

To thrive as an Overnight Lab Technician, you need a solid understanding of laboratory procedures, safety protocols, and typically an associate degree or higher in a science-related field. Familiarity with lab instruments, data analysis software, and Laboratory Information Management Systems (LIMS) is often required. Attention to detail, effective time management, and strong problem-solving skills are crucial soft skills for this role. These competencies ensure accurate and timely results, maintain lab safety standards, and support continuous lab operations during overnight shifts.

What are some common challenges faced when working an overnight lab shift, and how can they be managed?

Overnight lab positions often require adapting to an unconventional sleep schedule, which can impact alertness and overall health. Managing fatigue is crucial; strategies include maintaining a consistent sleep routine, staying hydrated, and taking short, scheduled breaks during shifts. Communication with daytime staff is also important to ensure smooth handovers and continuity of work. Additionally, overnight staff may encounter limited on-site resources, so strong problem-solving skills and self-sufficiency are valuable in this role.

What is the difference between Overnight Lab vs Night Lab Technician?

AspectOvernight LabNight Lab Technician
CredentialsHigh school diploma or equivalent; some roles may require certification in lab proceduresHigh school diploma or equivalent; certification may be preferred
Work EnvironmentLaboratory setting, overnight shifts, often in healthcare or research labsLaboratory setting, overnight shifts, typically in healthcare or diagnostic labs
Employer & IndustryHospitals, diagnostic labs, research facilitiesHospitals, diagnostic labs, healthcare facilities
Common Search & ComparisonOvernight Lab vs Night Lab Technician

The main difference between an Overnight Lab and a Night Lab Technician lies in the job scope. An Overnight Lab often refers to the shift timing or the lab's operational hours, while a Night Lab Technician is a specific role responsible for performing lab tests during overnight shifts. Both roles typically require similar credentials and work in comparable environments, primarily in healthcare or research labs operating overnight hours.

What are the most commonly searched types of Lab jobs in Wisconsin?

The most popular types of Lab jobs in Wisconsin are:

What cities in Wisconsin are hiring for Overnight Lab jobs?

Cities in Wisconsin with the most Overnight Lab job openings:

Infographic showing various Overnight Lab job openings in Wisconsin as of August 2026, with employment types broken down into 2% As Needed, 76% Full Time, 12% Part Time, and 10% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution.

Clinical Lab Technologist

Mayo Clinic

Barron, WI • On-site

Full-time

Medical, Dental, Vision, Retirement

Re-posted 15 days ago


Mayo Clinic rating

7.8

Company rating: 7.8 out of 10

Based on 706 frontline employees who took The Breakroom Quiz

136th of 898 rated healthcare providers


Job description

Collect, receive, and process the appropriate specimens (body fluids, blood, urine, swabs, stools, etc.) in a safe, accurate, and professional manner with the proper technique. Perform clinical testing using a variety of automated, semi-automated, and/or manual technology as defined by current job assignment. Perform quality control (QC) and quality assurance (QA) procedures to ensure accurate reporting of test results. Perform daily, weekly, and monthly instrument maintenance of various equipment. Troubleshoot machines and solve technical issues. Follow standard precautions at all times. Participate in external quality controls like CAP proficiencies and perform laboratory competencies. Maintain laboratory documentation and files. Display competency in phlebotomy for all age ranges from pediatrics to geriatrics. Conduct validation, verification, and correlation of the equipment. Communicate effectively to providers, nurses, and colleagues regarding critical values and clinical care. Perform in different sections of the laboratory: Blood Banking, Clinical Chemistry, Hematology, Microbiology/PCR, Urinalysis, and Receiving and Processing Specimens. Perform operational support functions to facilitate workflow. Must be available to work weekends, overnight, and holiday shifts.

Visa sponsorship is not available for this role. 

Why Mayo Clinic

Mayo Clinic is top-ranked in more specialties than any other care provider according to U.S. News & World Report. As we work together to put the needs of the patient first, we are also dedicated to our employees, investing in competitive compensation and comprehensive benefit plans - to take care of you and your family, now and in the future. And with continuing education and advancement opportunities at every turn, you can build a long, successful career with Mayo Clinic.

Benefits Highlights
  • Medical: Multiple plan options.
  • Dental: Delta Dental or reimbursement account for flexible coverage.
  • Vision: Affordable plan with national network.
  • Pre-Tax Savings: HSA and FSAs for eligible expenses.
  • Retirement: Competitive retirement package to secure your future.
Just as our reputation has spread beyond our Minnesota roots, so have our locations. Today, our employees are located at our three major campuses in Phoenix/Scottsdale, Arizona, Jacksonville, Florida, Rochester, Minnesota, and at Mayo Clinic Health System campuses throughout Midwestern communities, and at our international locations. Each Mayo Clinic location is a special place where our employees thrive in both their work and personal lives. Learn more about what each unique Mayo Clinic campus has to offer, and where your best fit is. 

Equal Opportunity

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, protected veteran status or disability status. Learn more about the "EOE is the Law".  Mayo Clinic participates in E-Verify and may provide the Social Security Administration and, if necessary, the Department of Homeland Security with information from each new employee's Form I-9 to confirm work authorization.

Bachelor's degree in Medical Technology (MT), Medical Laboratory Science (MLS), or Clinical Laboratory Science (CLS) OR a Bachelor's degree in a field related to medical laboratory science along with a Certificate in Medical Laboratory Science (MLS), Clinical Laboratory Science (CLS), or Medical Technology (MT), as recognized by the National Accrediting Agency for Clinical Laboratory Sciences (NAACLS). 

Skills: Microscopic analysis;

Proficiency in medical laboratory procedures and the use of medical laboratory instruments;

Applied knowledge of Blood Bank theory;

Applied chemistry knowledge in the context of a medical laboratory;

Microbiology/PCR skills;

Applied Hematology/Coagulation knowledge in the context of a medical laboratory;

Demonstrated proficiency in phlebotomy and specimen collection techniques in the context of a medical laboratory; 

Applied Urinalysis knowledge in the context of a medical laboratory.

Visa sponsorship is not available for this role.  


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About Mayo Clinic

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Mayo Clinic is the largest integrated, not-for-profit medical group practice in the world. We're building the future, one where the best possible care is available to everyone — and more people can heal at home. Our relentless research turns into earlier diagnoses and new cures. That's how we inspire hope in those who need it most. At Mayo Clinic, experts work together to solve the most challenging unmet needs of patients. Our history of innovation dates back almost 150 years, when brothers Will and Charlie Mayo pioneered an integrated, team-based approach to medicine. Today, that trailblazing spirit drives innovations like Mayo Clinic Platform — which powers new technologies to change how care is delivered to all.

Industry

Hospitals

Company size

10,000+ Employees

Headquarters location

Rochester, MN, US

Year founded

1919