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This position has closed. Labcorp removed this listing from their careers page on Oct 6, 2026. The interview prep below is still useful, and there are similar open roles at the bottom of this page.

Clinical Laboratory Technologist

Labcorp · Oak Creek, WI · Full time

Posted Aug 11, 2026 · We last checked this listing on Oct 5, 2026

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 at Ascension SE Wisconsin Hospital, Franklin Campus, on evening shifts. What is your experience in a hospital core lab?

What they are checking: Whether they are ready for a hospital setting where turnaround times and stat orders drive the shift.

Tell me about a time you troubleshot an instrument problem on your own.

What they are checking: Whether they can monitor, operate and troubleshoot equipment, especially on evening shifts with less support.

The schedule alternates three days and two days of 2:30 to 11 p.m. shifts. How does that fit your life?

What they are checking: Whether they can reliably cover the evening schedule the posting describes.

How do you keep up quality when the lab is very busy and short-staffed?

What they are checking: Whether they protect accuracy under pressure instead of rushing results out.

What would you do

Your chemistry analyzer QC fails at the start of your shift. What do you do?

What they are checking: Whether they troubleshoot QC per SOP and hold patient results until the problem is fixed.

A nurse calls frustrated about a delayed result. How do you handle the call?

What they are checking: Whether they stay professional, give accurate status and work to solve the delay.

A result looks inconsistent with the patient's previous values. What do you do?

What they are checking: Whether they use delta checks and investigate before releasing results that might be wrong.

About the work

Walk me through how you handle a stat specimen from the emergency department.

What they are checking: Whether they prioritize stat work and know the steps from receiving to verified result.

How do you decide whether a specimen should be rejected, for example for hemolysis or a labeling issue?

What they are checking: Whether they apply acceptability criteria correctly and communicate rejections to the care team.

You get a critical potassium value. What do you do next?

What they are checking: Whether they check for errors like hemolysis and follow critical value call procedures quickly.

How do you stay current on the SOPs and regulatory requirements for the departments you work in?

What they are checking: Whether they take compliance and procedure updates seriously, which labs depend on for accreditation.

Practice this interview out loud.

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The full job description

As published by Labcorp.

Labcorp is a global leader in laboratory services, providing the insights and answers that help healthcare providers, patients, researchers, pharmaceutical companies and health systems make confident decisions and improve outcomes. Through our unparalleled science, data, technology and laboratory network, we advance diagnostics, accelerate innovation and help address some of the world’s most important health challenges. As we shape the future of healthcare, we are leveraging advanced technologies, intelligent digital solutions and data-driven innovation across our operations to enhance how work gets done and deliver greater value to customers and patients. With our global scale and deep expertise, you’ll have the opportunity to do meaningful work, grow your career and make a real impact on people’s health around the world. Together, we’re improving health and improving lives. LabCorp is seeking a Clinical Lab Professional to join our team in Oak Creek, WI. Work Schedule: Shift 3, Monday-Friday, 10:00pm to 6:30am; No weekends Job Responsibilities: • Determine the acceptability of specimens for testing according to established criteria • Perform routine and complex technical procedures and functions according to departmental Standard Operating Procedures • Monitor, operate and troubleshoot instrumentation to ensure proper functionality • Demonstrate the ability to make technical decisions regarding testing and problem solving. • Prepare, test and evaluate new reagents or controls • Report accurate and timely test results in order to deliver quality patient care • Perform and document preventive maintenance and quality control procedures • Identify and replenish testing bench supplies as necessary • Assist with processing of specimens when needed • Maintain a safe work environment and wear appropriate personal protective equipment Minimum Qualifications: • Bachelor’s degree in a Chemical or Biological science, Clinical Laboratory Science, Medical Technology • 1 year or more of clinical laboratory testing experience OR an MLS degree Preferred Qualifications: • ASCP or AMT certification Additional Job Standards: • In lieu of education requirements listed above, non-traditional degrees with applicable science credits that meet CLIA standards may meet education requirement • Ability to work independently and within a team environment • Familiarity with laboratory information systems • Proficient with computers • High level of attention detail along with strong communication and organizational skills • Able to pass a standardized color blindness test • Flexibility to work overtime or other shifts depending on business needs At Labcorp we have a passion in helping people live happy and healthy lives. Every day we provide vital information that helps our clients and patients understand their health. If you are passionate about helping people and have a drive for service, then Labcorp could be a great next career step! This role works in a high volume, production based environment performing a vital component of clinical lab science. This position has a $10,000 sign on bonus. (External candidates only.) Benefits: Employees regularly scheduled to work 20 or more hours per week are eligible for comprehensive benefits including: Medical, Dental, Vision, Life, STD/LTD, 401(k), Paid Time Off (PTO) or Flexible Time Off (FTO), Tuition Reimbursement and Employee Stock Purchase Plan. Employees regularly scheduled to work less than 20 hours, Casual, Intern, and Temporary employees are only eligible to participate in the 401(k) Plan. Employees who are regularly scheduled to work a 7 on/7 off schedule are eligible to receive all the foregoing benefits except PTO or FTO. For more detailed information, please  click here . If you're looking for a career that offers opportunities for growth, continual development, professional challenge and the chance to make a real difference, apply today! Labcorp is proud to be an Equal Opportunity Employer: Labcorp strives for inclusion and belonging in the workforce and does not tolerate harassment or discrimination of any kind. We make employment decisions based on the needs of our business and the qualifications and merit of the individual. Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), family or parental status, marital, civil union or domestic partnership status, sexual orientation, gender identity, gender expression, personal appearance, age, veteran status, disability, genetic information, or any other legally protected characteristic. Additionally, all qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law. We encourage all to apply If you are an individual with a disability who needs assistance using our online tools to search and apply for jobs, or needs an accommodation, please visit our accessibility site or contact us at Labcorp Accessibility. For more information about how we collect and store your personal data, please see our Privacy Statement .