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Lab Assistant Prn Jobs in Missouri (NOW HIRING)

CareNow

Licensed Practical Nurse PRN

Lees Summit, MO · On-site

Apply splints, dressings and bandages. * Assist with check-in/check-out when needed including ... Maintain records and logs on activities including in-house lab work, drug screens, and lab work ...

CareNow

Licensed Practical Nurse PRN

Lees Summit, MO · On-site

Apply splints, dressings and bandages. * Assist with check-in/check-out when needed including ... Maintain records and logs on activities including in-house lab work, drug screens, and lab work ...

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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.

Cardiac Catheterization Lab Nurse - PRN

Roshal Health

Saint Louis, MO • On-site

$2.4K - $3.3K/wk

Per diem

PTO

Re-posted 5 days ago

Job description

Job Description: Cath Lab Nurse - Cardiac Catheterization Lab Nurse

Why Clinical Professionals choose Roshal Health

  • Work that fits into your life - not the other way around: Reclaim your schedule for what matters most
  • Security: W2 Employment with PTO & Full Benefits - benefits are available to all full-time & most part-time employees
  • Daily Variety: Enjoy conducting a wide range of scans, primarily in an ER environment (Both hospital and free-standing)
  • Professional Development: Additional Training Programs and a clear path to career growth
  • Culture: We've built a culture where people are trusted to work independently, supported to succeed, and encouraged to enjoy meaningful work together.

Role Overview

Cath lab nurses, also known as cardiac catheterization lab nurses, are integral members of the cardiac care team. They assist cardiologists and other healthcare professionals during invasive procedures such as angioplasty, stent placement, pacemaker implantation, electrophysiology studies, and valvuloplasty. Their primary responsibility is to provide direct patient care, monitor vital signs, administer medications, and respond to emergencies during high-risk cardiac procedures.

Key Responsibilities

  • Patient Preparation: Prepare patients for catheterization and other cardiac procedures, including explaining the process, obtaining medical history, and addressing patient concerns.
  • Intra-procedural Care: Scrub and circulate during procedures, monitor vital signs, manage cardiac rhythms, and maintain a sterile environment. 
  • Post-procedural Care: Monitor patients for complications, provide recovery support, educate patients and families on post-procedure care, and document outcomes.

Technical Duties: Operate and understand specialized cath lab equipment, assist with hemostasis devices, and ensure all procedural checklists are completed. 

Collaboration: Work closely with cardiologists, radiologic technologists, and other team members to develop individualized care plans and coordinate patient care. 

Professional Development: Participate in continuing education, clinical audits, and professional development activities to maintain competency in cardiac care.

Required Skills and Qualifications

Clinical Expertise: Strong knowledge of cardiac anatomy, physiology, and catheterization procedures; ability to interpret EKGs and manage cardiac emergencies.

 Technical Proficiency: Skilled in operating cath lab equipment and maintaining sterile fields.

Soft Skills: Excellent communication, teamwork, and patient education abilities; ability to work under high-stress conditions.

Education:

Associate Degree in Nursing (ADN) or Bachelor of Science in Nursing (BSN) (BSN often preferred)

Licensure and Certification: Current RN license and Advanced Cardiac Life Support (ACLS) certification. 

Work Environment:

Cath lab nurses typically work in hospital settings, including large academic centers and community hospitals. The role involves exposure to high-acuity patients, potential infectious risks, and the need for rapid decision-making during emergencies. Many cath labs operate on a standard schedule with on-call rotations for urgent procedures.

Physical Requirements:

  • Ability to stand for extended periods, often several hours, during interventional and diagnostic procedures
  • Capability to safely lift, turn, and transfer patients (up to 50 lbs) with or without assistance, following proper body mechanics
  • Demonstrates fine motor skills necessary to handle delicate instruments, manage IV lines, and maintain precision in a sterile environment
  • Strong manual dexterity to assist with catheter manipulation, guidewires, and specialized cardiac catheterization equipment
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