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Lab Assistant Prn Jobs in Missouri (NOW HIRING)

TNAA TotalMed Allied

Travel Cath Lab Tech

Jefferson City, MO · On-site

$2.1K - $2.8K/wk

Cath Lab Rads assist doctors during advanced diagnostic and interventional cardiac procedures such ... TotalMed specializes in recruiting and placing healthcare professionals in travel, PRN, and ...

New

TNAA TotalMed RN

Travel Cath Lab RN

Saint Louis, MO · On-site

Learn complex technologies effectively. * Assist physicians with cardiac catheterization as a way ... TotalMed specializes in recruiting and placing healthcare professionals in travel, PRN, and ...

TNAA TotalMed RN

Travel Cath Lab RN

Saint Louis, MO · On-site

Learn complex technologies effectively. * Assist physicians with cardiac catheterization as a way ... TotalMed specializes in recruiting and placing healthcare professionals in travel, PRN, and ...

CareNow

Radiologic Technologist PRN

Kansas City, MO · On-site

Maintain, calibrate and perform controls on lab/x-ray equipment daily. Inspects and reports ... Assistant. CareNow ® urgent care delivers quality, convenient, patient-centered urgent care with ...

CareNow

Radiologic Technologist PRN

Raytown, MO

Maintain, calibrate and perform controls on lab/x-ray equipment daily. Inspects and reports ... Assistant. CareNow ® urgent care delivers quality, convenient, patient-centered urgent care with ...

CareNow

Radiologic Technologist PRN

Kansas City, MO · On-site

Maintain, calibrate and perform controls on lab/x-ray equipment daily. Inspects and reports ... Assistant. CareNow ® urgent care delivers quality, convenient, patient-centered urgent care with ...

CareNow

Radiologic Technologist PRN

Kansas City, MO · On-site

Maintain, calibrate and perform controls on lab/x-ray equipment daily. Inspects and reports ... Assistant. CareNow ® urgent care delivers quality, convenient, patient-centered urgent care with ...

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Lab Assistant Prn information

What is a lab assistant PRN?

Lab Assistant PRN positions are roles in which individuals assist in laboratory settings on an 'as needed' or per diem basis. PRN stands for 'pro re nata,' a Latin phrase meaning 'as the situation demands.' These assistants typically perform tasks such as preparing specimens, organizing lab equipment, and supporting technologists or medical staff. PRN Lab Assistants offer flexibility to the employer and the employee, as they are scheduled to work only when additional help is needed, such as during peak times or staff shortages. This role is ideal for those seeking flexible hours or supplementary income.

What are the key skills and qualifications needed to thrive as a lab assistant PRN?

To thrive as a Lab Assistant PRN, you generally need a high school diploma or equivalent, attention to detail, and knowledge of laboratory procedures. Familiarity with laboratory information systems (LIS), specimen collection tools, and safety protocols is essential. Strong organizational skills, reliability, and effective communication help you excel in supporting lab operations and collaborating with medical staff. These skills ensure accurate sample processing, patient safety, and efficient workflow in a healthcare laboratory environment.

What are some typical challenges a lab assistant PRN might face when balancing multiple tasks during busy shifts?

Lab Assistant PRNs often work variable hours and are called in as needed, which can mean adapting quickly to different lab teams and workflows. A common challenge is managing multiple responsibilities—like processing specimens, maintaining lab equipment, and handling administrative duties—especially during peak hours. Strong organizational skills and the ability to prioritize tasks are essential for success in this role. Additionally, clear communication with technologists and other healthcare professionals is crucial to ensure accurate and timely lab operations.

What is the difference between Lab Assistant Prn vs Lab Technician?

AspectLab Assistant PrnLab Technician
CredentialsHigh school diploma or equivalent; certification variesAssociate degree or certification in laboratory technology
Work EnvironmentHospitals, clinics, diagnostic labs, often on a per-diem basisHospitals, labs, research facilities, full-time or part-time
Job ResponsibilitiesAssist with specimen collection, prepare samples, basic lab tasksPerform tests, operate lab equipment, analyze samples

Lab Assistant Prn roles typically involve supporting laboratory operations with basic tasks and are often on a per-diem basis, while Lab Technicians perform more complex testing and usually hold formal certifications or degrees. Both roles are essential in healthcare and research settings, but Lab Technicians generally have more advanced responsibilities and qualifications.

Lab Assistant Prn jobs near you
Infographic showing various Lab Assistant Prn job openings in Missouri as of August 2026, with employment types broken down into 2% As Needed, 74% Full Time, 20% Part Time, 1% Temporary, and 3% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution.

Catheterization Laboratory Technologist

St. Mary's Medical Center

Blue Springs, MO • On-site

$2.2K - $2.8K/wk

Contractor

Medical, Retirement

Re-posted 20 days ago

Job description

Overview

Shifts Available: Days

Employment Type: Per Diem (PD/PRN)

Hours: Variable - normally 7:30am to 5:00pm

Location: St Mary's Medical Center - Blue Springs, MO

We are seeking a Catheterization Laboratory Technologist, sometimes referred to as our Cardiac Interventional Technologist, Cardiac Catheterization Technologist or Cath Lab Tech. Our Cath Lab Tech will operate under the oversight of a physician (either a Cardiologist or Radiologist). The role involves assisting in procedures by scrubbing or monitoring physiological and hemodynamic data relevant to diagnostic and/or therapeutic procedures conducted in the cardiovascular lab. This position is on a per diem basis, meaning PD/PRN as needed.

Responsibilities

** If you hold your ARRT-R and some experience in the Cath Lab you are encouraged to apply. We do not offer training for Per Diem shifts. 

  • Assist cardiologists during cardiac catheterization procedures, which involve threading catheters through blood vessels to diagnose and treat various heart/cardiovascular conditions
  • Ensure that all necessary equipment, including catheters, monitors, and imaging devices, are properly set up and functioning before each procedure
  • Help prepare patients for procedures by explaining the process, answering questions, and ensuring they are comfortable and properly positioned on the procedure table
  • During procedures, monitor patients' vital signs, electrocardiograms (EKGs), and hemodynamic data to ensure their safety and provide real-time information to the medical team
  • Help transfer patients to recovery areas after the procedure, monitor their condition and provide any necessary post-procedure instructions or assistance
  • Track the par level of all instruments and supplies, and provide support for both invasive and noninvasive cardiac procedures in all capacities for the Cardiac Cath Lab
Qualifications
  • ARRT-R and license as required by the state, Registered Cardiovascular Invasive Specialist (RCIS) OR Registered Electrophysiology Specialist required
  • BCLS (AHA) is required upon hire and must be kept current
  • Advanced Cardiac Life Support (ACLS); required within 30 days of hire
  • Proficient computer skills 
  • Previous experience in a cardiovascular lab is preferred
  • Cardiovascular technologist training program with emphasis in invasive cardiology and hemodynamic monitoring preferred 

Here are some of the benefits of working at Prime Healthcare:

  • Competitive compensation
  • Medical insurance benefit plan
  • 401K

Full benefits at Prime Healthcare: https://www.primehealthcare.com/careers/benefits/

#LI-JJ3

Employment StatusPer DiemShiftDaysEqual Employment Opportunity

Company is an equal employment opportunity employer. Company prohibits discrimination against any applicant or employee based on race, color, sex, sexual orientation, gender identity, religion, national origin, age (subject to applicable law), disability, military status, genetic information or any other basis protected by applicable federal, state, or local laws. The Company also prohibits harassment of applicants or employees based on any of these protected categories. Know Your Rights: https://www.eeoc.gov/sites/default/files/2022-10/EEOC_KnowYourRights_screen_reader_10_20.pdf

Employment Type: CONTRACTOR

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