Quest Diagnostics Hiring Process: Job Application, Interviews, and Employment

By | July 15, 2023
Quest Diagnostics hiring process
The Quest Diagnostics hiring process consists of an assessment test, where candidates for some positions are required to take a written or verbal test to be hired. Image source: Interbrand.

This post provides complete information on the Quest Diagnostics hiring process, including the job application and interviews that candidates for job positions must complete successfully to be employed.

The Quest Diagnostics Hiring Process

The Company’s hiring process consists of the following stages:

Quest Diagnostics Job Application Process

The Company occasionally uses Monster, Indeed, Dice, and other job sites to advertise their openings.

Applicants can apply directly through the Quest Diagnostics career site or through third-party sites to get the process started.

A recruiter will reach out once a candidate has been found, to schedule an initial screening interview.

Jobs at Quest Diagnostics

Quest diagnostics employs over 25,000 people across the country.

Some of these positions include doctors, nurses, scientists, laboratory assistants, and janitors.

The Company’s job postings are available on their career site and third-party job sites.

Quest Diagnostics Job Assessment Test

Some positions require that candidates undergo a written or verbal test. The reasons for such a test vary.

For instance, some positions require a written test to prove that the candidate’s reading level and knowledge of general science is up to the standard.

It is also used to determine if an applicant has the skills or knowledge required for a position. 

Tips for Passing the Quest Diagnostics Assessment Test

These tips are helpful for telephone interviews, online assessments, etc. They include:

1. Read all instructions carefully before taking any assessment tests. This includes the directions in the packet you receive from your recruiter.

2. Don’t panic when you don’t pass the first time. It happens to everyone.

3. If you have questions, ask them during the call. You may be asked to repeat what you said so that the person conducting the interview can hear you clearly.

4. Be honest with yourself. Ask yourself why you didn’t do well and how you could improve next time.

5. Practice answering questions until you feel comfortable doing so.

6. Take notes. Write down anything you don’t understand.

7. Review your answers and ensure they match the questions that were asked before submitting them.

Quest Diagnostics Interview Process

The Quest Diagnostics interview consists of:

  • Phone Screening Interviews

Some positions at Quest Diagnostics require phone interviews before an in-person interview.

Phone screenings are more common for entry level jobs and positions.

They do not require applicants to have prior experience in the field of specialization.  

These screenings usually last about 30-40 minutes and consist of a few questions relating to the job description.

Some questions determine if an applicant will fit in at Quest Diagnostics and be able to handle the job responsibilities.  

The purpose of a phone screening is to determine an applicant’s suitability for a face-to-face interview and nothing more.

These jobs could require some basic computer knowledge and keyboarding skills.

In addition, they may also require some specific abilities such as speaking with patients by telephone.

Other required abilities include imparting medical information to patients and answering phones in remote areas of the state.

In-person Interview

Candidates may be invited to an interview with one of Quest Diagnostics’ hiring managers or a department leader.

This is for a more detailed conversation about the position after the initial screening interview.

Candidates will be asked about their qualifications and experience, as well as how they answered questions during the test.

Quest Diagnostics Interview Questions and Answers

These are sample questions that might be asked during an interview.

Some questions may be similar to those used in other industries while others may be unique to Quest Diagnostics.

  1. Tell me about yourself?

I am a recent graduate of biology, with a minor in chemistry, and worked as a research assistant in my senior year.

My favorite subject was organic chemistry, and I like interacting with individuals and assisting them in solving challenges.

I also like science fiction movies and reading books.

2. What did you learn in school that helped prepare you for this job?

In high school, I took AP Biology and Chemistry courses, and learned how to take care of laboratory animals.

I also learned how to use microscopes.

These experiences gave me a good understanding of the job requirements.

3. Why should we hire you?

I am very organized and detail oriented, and I work hard, and willing to put in extra hours when needed.

Another important quality I have is being a team player who can communicate effectively with co-workers and superiors.

I am also flexible and adaptable and love what I do, as well as being reliable and dependable, and love to learn new things.

More Sample Interview Questions

4. How would you describe your communication style?

I’m outgoing and talkative and I get along well with people, and tend to speak up when something needs to be done.

I have confidence but not arrogant.

Some of my best qualities include listening carefully and asking follow-up questions when necessary.

I am respectful of others and treat everyone with courtesy.

5. Describe a situation in which you had to deal with a tough patient.

One day, I was taking care of a patient who had been diagnosed with cancer.

The patient was upset because he didn’t want chemotherapy.

He said his doctor told him it wouldn’t help.

It wasn’t until after the first treatment that he realized the doctor was wrong.

He wanted to know why he shouldn’t have chemo. I explained to him that there is no way to predict which treatments will work best for each person.

Everyone reacts differently to different medications.

Sometimes, even if a medication doesn’t seem to be working, it actually helps.

How Long Does Quest Diagnostics Hiring Process Take?

If you get an offer letter, you should expect to receive a copy of the final decision within 2 weeks of the interview date.

Once you’ve received a formal offer letter, you’ll need to sign a contract stating that you accept the terms of employment offered.

You’ll be officially hired after signing the contract.

Major Quest diagnostics Careers and Jobs

Some of the major careers and job positions at Quest Diagnostics include:

  • Diagnostic Medical Technologist (DMT)

Description: A DMT performs diagnostic laboratory testing on biological specimens using automated equipment.

They work closely with physicians and other healthcare professionals to provide accurate diagnoses of disease and monitor patient progress.

  • Clinical Laboratory Scientist (CLS)

Description: CLS performs routine tests on blood, urine, and other body fluids to diagnose diseases and conditions.

They also assist physicians in making treatment decisions based on lab results.

  • Quality Control Technician (QCT)

Description: QCTs ensure that all products produced meet quality standards.

They perform various tasks including verifying product specifications, checking sample integrity, and performing control procedures.

  • Patient Services Representative (PSR)

Description: PSRs help patients find appropriate services and answer any questions they might have regarding health care options.

  • Customer Service Representative (CSR)

Description: CSRs greet customers when they visit Quest Diagnostics locations, verify insurance coverage, and direct them to the proper location for service.

What to Expect Working at Quest Diagnostics

Quest Diagnostics offers benefits like paid time off, tuition reimbursement, flexible schedules, and employee discounts.

The average salary for employees at Quest Diagnostics ranges between $36K and $45K per year.

As for education requirements, most employees must hold a high school diploma or GED certificate.

Some of the top companies looking to hire people with these skills are: Walgreens, McDonald’s, CVS Pharmacy, and Walmart.

What some Employees Dislike about Working at Quest Diagnostics

Some employees complain that the hours can be long, but others enjoy the job because it allows them to interact directly with patients.

Others say that they don’t feel valued because there is not much room for advancement.

Quest Diagnostics Company Profile

In the United States, Quest Diagnostics is a prominent independent supplier of diagnostic tests, information, and services.

More than 95 percent of the company’s income come from clinical testing, anatomic pathology, esoteric testing, and drug addiction testing.

Specimens are gathered at its national network of around 2,300 patient care locations, as well as several doctors’ offices and hospitals.

Furthermore, the company has a considerably smaller diagnostic solutions business that offers clinical trials testing, risk assessment services, and information technology solutions.


Quest Diagnostics is an excellent place to work if you want to earn a competitive salary while interacting with patients.

This post has provided detailed information about the Quest Diagnostics hiring process, to make it easier for you to gain the employment that you desire with the Company.