Jobs in O'Fallon, MO

1,102 job openings within 25 miles

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RN - ED - Full Time - 11:00am-11:30pm

Mercy - Washington, MO

Find your calling at Mercy! Overview: Utilizes the nursing process to provide patient care. Maintains professional accountability for provision of patient care for the assigned patients. Evaluates the overall effectiveness of care provided by other direct care givers. Coordinates the patient care in conjunction with other departments. Maintains patient rights and confidentiality of pa...

AP Lab Assistant - Full Time - Day Shift

Mercy - Washington, MO

Find your calling at Mercy! Performs computer functions, processes patient specimens, maintains department inventory, operates and maintains equipment, and performs record-keeping tasks and QI functions. Adheres to patient identification, Lab safety, and other Mercy Lab and department policies and procedures. Performs duties and responsibilities in a manner consistent with our mission, v...

RN - ED - Full Time - 2pm-2:30am

Mercy - Washington, MO

Find your calling at Mercy! Overview: Utilizes the nursing process to provide patient care. Maintains professional accountability for provision of patient care for the assigned patients. Evaluates the overall effectiveness of care provided by other direct care givers. Coordinates the patient care in conjunction with other departments. Maintains patient rights and confidentiality of pa...

RN-Specialty Clinic

Mercy - Troy, MO

Find your calling at Mercy! Utilizes the nursing process to provide patient care. Maintains professional accountability for provision of patient care for the assigned patients. Evaluates the overall effectiveness of care provided by other direct care givers. Coordinates the patient care in conjunction with other departments. Maintains patient rights and confidentiality of patient informa...

Bank Deputy General Counsel

Stifel - Saint Louis, MO

The Deputy General Counsel will provide legal advice and service primarily to Stifel Financial Corp.'s subsidiary banks and trust companies (collectively, the “Banks”). In cooperation with the management of the Banks and their parent company, the candidate will advise and collaborate with business partners on various issues and business initiatives, such as deposit and loan related matters a...

Information Security Intern

Stifel - Saint Louis, MO

Stifel's Information Security Teams protect sensitive data and critical systems across the firm, ensuring the confidentiality, integrity, and availability of information assets. The teams focus on network security, cybersecurity risk management, data protection, security operations, policy governance, and oversight of emerging technologies. As Stifel expands its use of art...

Research Associate I - Energy & Power

Stifel - Saint Louis, MO

Under immediate supervision, the Research Associate I is primarily responsible for providing information and data gathering, analysis, modeling, and organizational support to the senior level Research Analysts. Should be adept at or able to quickly learn and apply the core research foundation skills including accounting, finance, valuation, modeling, and proficient verbal and written communi...

Patient Care Technician-PCT - FT (40 hrs/wk)

Mercy - Washington, MO

Find your calling at Mercy! Under the direction of the RN or LPN, assists in the individualized care of the patient to achieve the patient's highest level of wellness. Works cooperatively with others as part of a team; recognizes the importance of group goals. Performs designated clinical procedures and non-clinical support tasks essential to providing care to the patient. Position De...

RN - PACU - Part Time (24hrs/wk) - Days

Mercy - Washington, MO

Find your calling at Mercy! Overview: Utilizes the nursing process to provide patient care. Maintains professional accountability for provision of patient care for the assigned patients. Evaluates the overall effectiveness of care provided by other direct care givers. Coordinates the patient care in conjunction with other departments. Maintains patient rights and confidentiality of pa...

Operations Assistant - Perioperative Services

Mercy - St. Louis, MO

Find your calling at Mercy! Under the direction of the Manager, will perform a wide variety of duties to provide clerical and administrative support. Activities include, but are not limited to, maintenance of co-worker files, completion of payroll, and insuring adequate and proper unit and office supplies. Interacts with employees and members of other departments. Assists in unit operati...

Food Service Tech

Mercy - St. Louis, MO

Find your calling at Mercy! The Food Service Worker I (FSW-I) does all the functions that are not cooking related, i.e., washing dishes, cold prep, salad production, serving, cashier, tray passing, loading carts, general cleaning and receiving. Position Details: Preferred Education: High School Diploma or Equivalent. Preferred Work Experience: Minimum of 1 year experience...

Manager, Finance Business Partner

Mastercard - O'Fallon, MO

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and ...

STORE TEAM LEADER - pOpshelf in O'Fallon, MO

pOpshelf - O'Fallon, MO

pOpshelf's seeks to provide Fun Finds for Less through a fun and stress-free shopping destination for everyday and special items. We make it easy for customers to affordably treat themselves with most items priced under $5 and a selection of extreme value items priced above $5. pOpshelf stores offer a trendy and rotating selection of seasonal, houseware, home décor, health, beauty, paper and...

Medical Assistant - Urogynecology and MIGS

Mercy - St. Louis, MO

Find your calling at Mercy! Assists the physician and office staff with performance of patient care activities consistent with the established standards of nursing practice. The incumbent in this position shall carry out his or her responsibilities and integrate into his or her work ethic the Mercy Philosophy of caring for the sick and suffering, respect for human life and the dignity of...

Graduate Nurse Resident (Non-Exempt)

Mercy - St. Louis, MO

Find your calling at Mercy! Job Description Join Mercy St. Louis Labor & Birth Team! #1 Maternal Hospital – Becker's Review Now Hiring: Full-Time Night Shift RNs Jan 2026 Grad Nurses Welcome! Why Mercy Labor & Birth? Located on the 1st, 6th, and 7th floors of the Children's Tower, our Labor & Birth team provides exceptional care for mothers and babies—from l...