Stress Lab RN - Registered Nurse PRN

Trinity Health • Waterloo, IA, United States • Posted June 19, 2026

Location Waterloo, IA
Job Type Full-time
Category other-general
Posted June 19, 2026
**Employment Type:**
Part time
**Shift:**
Day Shift

**Description:**

**Stress Lab - Registered Nurse**

Are you a dedicated RN passionate about delivering high-quality diagnostic care? As a Stress Lab Nurse at MercyOne, you'll be the primary nurse supporting stress testing procedures and play a key role in a variety of diagnostic services. Your responsibilities will include performing EKGs, placing Holter monitors, assisting with echocardiograms, conducting pulmonary function tests, and supporting neurodiagnostic testing such as EEGs. You'll collaborate closely with physicians, patients, and the care team to ensure accurate results and compassionate care. At MercyOne, we are committed to excellence, guided by our mission, vision, and values. If you're ready to make a meaningful impact, apply today!

**Schedule:**

+ PRN
+ No Call!
+ Variable schedule, either 6:00 am to 2:30 pm or 8:00 am - 4:30 pm (varies week to week)

*...

Interested in this role?

Click the button below to start your application.

Apply Now