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MLS/MLT - Core Lab, 3rd Shift, 7/70 Schedule

Children's Wisconsin · Milwaukee, WI · Full time

Posted Sep 9, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

This role is third shift on a 7/70 or 8-on, 6-off schedule. How do you stay sharp across a long stretch of nights?

What they are checking: Whether they have real habits for long overnight runs so accuracy does not slip late in the week.

Tell me about a time you worked alone or with a small team and had to solve a problem without help.

What they are checking: Whether they can work independently on nights when support is limited.

How do you hand off to the day shift so nothing gets missed?

What they are checking: Whether they communicate clearly about pending work and issues at shift change.

What would you do

How do you prioritize when several STAT samples from the emergency department and NICU arrive at once?

What they are checking: Whether they can triage urgent work and communicate delays when needed.

A result does not match the patient's previous values. What do you do?

What they are checking: Whether they use delta checks and think critically before releasing results.

About the work

Walk me through what you do when your chemistry or hematology QC fails at two in the morning.

What they are checking: Whether they troubleshoot properly and hold patient results until the problem is solved.

What is different about running tests on small pediatric samples?

What they are checking: Whether they understand low volumes, different reference ranges and the cost of recollection.

How do you handle a critical result on night shift?

What they are checking: Whether they know how to verify, call and document critical values correctly.

How do you do instrument maintenance when the lab is busy?

What they are checking: Whether they keep up with maintenance without slowing down patient testing.

What core lab analyzers have you worked on, and which do you know best?

What they are checking: Whether they have hands-on experience with the instruments used in a core lab.

Practice this interview out loud.

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The full job description

As published by Children's Wisconsin.

At Children’s Wisconsin, we believe kids deserve the best. Children’s Wisconsin is a nationally recognized health system dedicated solely to the health and well-being of children. We provide primary care, specialty care, urgent care, emergency care, community health services, foster and adoption services, child and family counseling, child advocacy services and family resource centers. Our reputation draws patients and families from around the country. We offer a wide variety of rewarding career opportunities and are seeking individuals dedicated to helping us achieve our vision of the healthiest kids in the country. If you want to work for an organization that makes a difference for children and families, and encourages you to be at your best every day, please apply today. Please follow this link for a closer look at what it’s like to work at Children’s Wisconsin: https://www.instagram.com/lifeatcw/ Schedule Details : options of 7/70 or 8 on, 6 off schedule ; 3rd shift Performs testing on biological specimens in hospital and/or specialty clinic laboratory. Collects specimens, analyzes, evaluates, interprets, teaches, and reports test results from a variety of specimens to provide clinical data which aid the physicians in the diagnosis and treatment of patients. Performs Maintenance, QA, QC, Quality management, and other activities that support the daily operational functions of the laboratory. Applies critical thinking and cognitive skills to report timely and accurate laboratory reports. Directs designated employees. Problem solves and troubleshoots in a variety of different circumstances. Requirements • Bachelor's Degree in medical laboratory science, clinical laboratory sciences or one of the chemical or biological sciences related fields that meets ASCP requirements required • less than 1 year clinical laboratory experience preferred • Must be able to work independently, meet deadlines, and produce error‑free results. • Interpersonal skills to work with patients, patient's families, physicians, hospital, and laboratory staff. • Leadership ability to assign and review the work of MLTs, MLAs, students and other laboratory allied health staff. One of the following: • ASCP-American Society for Clinical Pathologist - American Society for Clinical Pathology Board of Certification within 1 Year • M(ASCP) - Technologist in Microbiology - American Society for Clinical Pathology Board of Certification within 1 Year • MLS -Medical Lab Scientist - American Society for Clinical Pathology Board of Certification within 1 Year • MT-Medical Technologist - American Medical Technologists within 1 Year • MT-Medical Technologist - American Society for Clinical Pathology Board of Certification within 1 Year Children's Wisconsin is an equal opportunity / affirmative action employer. We are committed to creating a diverse and inclusive environment for all employees. We treat everyone with dignity, respect, and fairness. We do not discriminate against any person on the basis of race, color, religion, sex, gender, gender identity and/or expression, sexual orientation, national origin, age, disability, veteran status, or any other status or condition protected by the law. Certifications/Licenses: + one of the following: - N/A, ASCP-American Society for Clinical Pathologist - American Society for Clinical Pathology Board of Certification, MLS-Medical Lab Scientist - American Society for Clinical Pathology Board of Certification, MT-Medical Technologist - American Medical Technologists, MT-Medical Technologist - American Society for Clinical Pathology Board of Certification

Apply at Children's Wisconsin