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Overnight Lab Jobs in Wisconsin (NOW HIRING)

Mayo Clinic

Clinical Lab Technologist

Sparta, WI

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 ...

Mayo Clinic

Clinical Lab Technologist

Chetek, WI · On-site

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 ...

Mayo Clinic

Clinical Lab Technologist

Menomonie, WI · On-site

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 ...

Mayo Clinic

Clinical Lab Technologist

Menomonie, WI

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 ...

Mayo Clinic

Clinical Lab Technologist

Menomonie, WI · On-site

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 ...

Mayo Clinic

Clinical Lab Technologist

Sparta, WI · On-site

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 ...

Mayo Clinic

Clinical Lab Technologist

Sparta, WI · On-site

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 ...

Mayo Clinic

Clinical Lab Technologist

Barron, WI

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 ...

Mayo Clinic

Clinical Lab Technologist

Chetek, WI

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 ...

Mayo Clinic

Clinical Lab Technologist

Menomonie, WI

$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 ...

JobAdX

Clinical Lab Technologist

Barron, 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 ...

Posted today

Mayo Clinic

Clinical Lab Technologist

Sparta, WI

$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 ...

Mayo Clinic

Clinical Lab Technologist

Barron, WI

$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 ...

Mayo Clinic

Clinical Lab Technologist

Chetek, WI

$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 ...

Mayo Clinic

Clinical Lab Technologist

Sparta, WI

$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 ...

Mayo Clinic

Clinical Lab Technologist

Menomonie, WI

$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 ...

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All JobsLab JobsOvernight Lab JobsOvernight Lab Jobs in Wisconsin

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 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 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 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 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:

Overnight Lab jobs near you
Infographic showing various Overnight Lab job openings in Wisconsin as of August 2026, with employment types broken down into 1% As Needed, 76% Full Time, 22% Part Time, and 1% Contract. Highlights an 89% Physical, 1% Hybrid, and 10% Remote job distribution.

Quality Control Associate Scientist Overnight Shift

Merck Group

Madison, WI • On-site

$27 - $46/hr

Full-time

Medical, Retirement, PTO

Posted 9 days ago

Job description

Work Your Magic with us! Start your next chapter and join MilliporeSigma.
Ready to explore, break barriers, and discover more? We know you've got big plans - so do we! Our colleagues across the globe love innovating with science and technology to enrich people's lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our rich mix of people, customers, patients, and planet. That's why we are always looking for curious minds that see themselves imagining the unimaginable with us.
This role does not offer sponsorship for work authorization. External applicants must be eligible to work in the US.
Your Role:
The Madison overnight shift Scientist, Quality Associate position is responsible for the cGMP analytical laboratory analysis in the Quality Control department of MilliporeSigma. Analysis may consist of all/some of the following: incoming raw material analysis, in-process testing, final product analysis, method validation/qualification, cleaning, reference standard requalification, and environmental monitoring to support Quality Control activities at the Madison and Verona sites. Analysis includes techniques specific to, but not limited to: HPLC, GC, KF, DSC, TGA, IR, MS, NMR and XRPD among other tests and instruments. Other responsibilities may include initiation and review of deviations, OOS/OOT's, change controls, and CAPA's. Additionally, participation in process improvement initiatives, working in a team environment, maintaining a clean and safe work area, and supporting the department in maintaining the laboratory in an audit ready state are other duties. The Scientist, Quality Associate position has a willingness to contribute to the overall success of the company by assisting in many areas beyond specific job duties.
Shift is 10pm-8am Monday (night)-Friday (morning)
Physical Attributes:
  • Work in an analytical testing lab with hazardous and toxic chemicals.

Who You Are
Minimum Qualifications:
  • Bachelor's Degree in Chemistry, Biology or other Life Science discipline.
  • 1 year in a GLP or cGMP analytical laboratory environment.

Preferred Qualifications:
  • 2+ years of experience in a GMP manufacturing or testing laboratory
  • Understanding of 21 CFR Part 11, 210 and 211, and ICH Q7
  • Experience with chemical analyses including HPLC, GC, KF, IR, MS, and NMR,
  • Excellent written and verbal communication skills and good documentation practices and attention to detail
  • Knowledge and understanding of analytical chemistry techniques

Pay Range for this position: $27.00-$46.00 per hour.
The offer range represents the anticipated low and high end of the base pay compensation for this position. The actual compensation offered will be determined by factors such as location, level of experience, education, skills, and other job-related factors. Position may be eligible for sales or performance-based bonuses. Benefits offered by the Company include health insurance, paid time off (PTO), retirement contributions, and other perquisites. For more information click here
RSREMD
RSREMD
What we offer: We are curious minds that come from a broad range of backgrounds, perspectives, and life experiences. We believe that this variety drives excellence and innovation, strengthening our ability to lead in science and technology. We are committed to creating access and opportunities for all to develop and grow at your own pace. Join us in building a culture of inclusion and belonging that impacts millions and empowers everyone to work their magic and champion human progress!
Apply now and become a part of a team that is dedicated to Sparking Discovery and Elevating Humanity!

Apply