System jobs in o'fallon USA
129 system jobs found in o'fallon: showing 1 - 50
Mechanical Design Engineer
Company: Schneider Electric |
for creating and interpreting 2D drawings and 3D models (Sheet metal assemblies, piping layouts and system level layoutsLocation: O'Fallon, MO, USA
| Salary: US$101600 - 152400 per year | Date posted: 03 Oct 2026
Automotive Technician / Mechanic | Up To $60/hr* & Weekends Off | Weldon Spring
Company: Christian Brothers Automotive |
Available Through The CBA Flywheel Learning System Job Description Job Title: Automotive Technician / Mechanic Location: 100Location: O'Fallon, MO, USA
| Salary: US$60 per hour | Date posted: 03 Oct 2026
Senior Java Full Stack Developer
Company: DKMRBH Inc |
Role: You will design and build the next-generation Decision Management Platform, the real-time system that scores... standards, and ensure projects are appropriately documented. Ensure software and system design support the goal of zeroLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 03 Oct 2026
Business Integration Project Manager - Finance
Company: UniQtal Solutions LLC |
and enterprise systems (e.g., Oracle, SAP, NetSuite, Workday); specific system expertise is not required as training will be provided... management methodologies, governance processes, and risk management practices. Experience supporting data migration, systemLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 03 Oct 2026
Site Reliability Engineer Ii
Company: Mastercard |
to moderate system issues, escalating more complex problems as needed. Document operational procedures and shares knowledge... with team members. Participate in quality checks and reviews to ensure system stability and reliability. Utilize experienceLocation: O'Fallon, MO, USA
| Salary: US$76000 - 127000 per year | Date posted: 03 Oct 2026
Site Reliability Engineer I, Launch Program 2027 – St. Louis, Mo, Us
Company: Mastercard |
or hands-on experience. - Understanding of system monitoring, observability, application reliability, troubleshootingLocation: O'Fallon, MO, USA
| Salary: US$81000 per year | Date posted: 03 Oct 2026
Senior Site Reliability Engineer
Company: Mastercard |
gaps or resiliency concerns Support services before they go live through activities such as system design consulting... and overall system health. Scale systems sustainably through mechanisms like automation, and evolve systems by pushingLocation: O'Fallon, MO, USA
| Salary: US$163000 per year | Date posted: 03 Oct 2026
Site Reliability Engineer Ii
Company: Mastercard |
on operational gaps and resiliency issues. Provide system design consulting, capacity planning, and launch readiness support.... Monitor and maintain system availability, latency, and health. Scale systems through automation and reliability-focusedLocation: O'Fallon, MO, USA
| Salary: US$76000 - 127000 per year | Date posted: 03 Oct 2026
Site Reliability Engineering Intern, Summer 2027 – St. Louis, Mo, Us
Company: Mastercard |
, containers, and automation tools through academic or hands-on experience. - Understanding of system monitoring, observabilityLocation: O'Fallon, MO, USA
| Salary: US$25 - 30 per hour | Date posted: 03 Oct 2026
Senior Site Reliability Engineer
Company: Mastercard |
they go live through activities such as system design consulting, capacity planning and launch reviews. Maintain services... once they are live by measuring and monitoring availability, latency and overall system health. Scale systems sustainablyLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 03 Oct 2026
Manager, Site Reliability Engineering
Company: Mastercard |
, and capacity. o Support services before they go live through activities such as system design consulting, capacity planning... system. Comfortable collaborating with cross-functional teams to ensure that expected system behavior is understoodLocation: O'Fallon, MO, USA
| Salary: US$122000 - 207000 per year | Date posted: 03 Oct 2026
Controls Engineer
Company: Schneider Electric |
, embedded software development, system integration, and product innovation to deliver reliable, scalable, and customer-focused... protocols, and control system architecture, along with the ability to work collaboratively across engineering, manufacturingLocation: O'Fallon, MO, USA
| Salary: US$86400 - 129600 per year | Date posted: 02 Oct 2026
Diesel Mechanic
Company: Performance Foodservice |
essential work to support Americas food distribution system Safe and inclusive working environment, including culture... documentation for work orders of repairs and preventative maintenance through the online Enterprise Asset Management system InstallLocation: O'Fallon, MO, USA
| Salary: US$36 per hour | Date posted: 02 Oct 2026
Assistant Store Manager
Company: Community Choice Financial Family of Brands |
management system, full of e-learning modules to help boost your professional and personal development. Cross brand training... skills. Proficiency in using phones, POS system, Microsoft Office, and other computer systems. Must be at least 18 yearsLocation: O'Fallon, MO, USA
| Salary: US$16.5 per hour | Date posted: 02 Oct 2026
Fleet Mechanic
Company: US Foods |
maintenance system tablet to fully document equipment repair and parts used. Maintain a clean and safe work environment... license and DOT certification Experience with Maximo fleet maintenance system Previous mechanical and PM programLocation: O'Fallon, MO, USA
| Salary: US$29 - 37 per hour | Date posted: 02 Oct 2026
Diesel Mechanic
Company: Performance Foodservice |
essential work to support Americas food distribution system Safe and inclusive working environment, including culture... documentation for work orders of repairs and preventative maintenance through the online Enterprise Asset Management system InstallLocation: O'Fallon, MO, USA
| Salary: US$36 per hour | Date posted: 02 Oct 2026
Diesel Mechanic Technician
Company: Performance Foodservice |
essential work to support Americas food distribution system Safe and inclusive working environment, including culture... Management system. Install, replace, and repair onboard computers. Inspect brake systems, steering mechanisms, wheel bearingsLocation: O'Fallon, MO, USA
| Salary: US$33 per hour | Date posted: 02 Oct 2026
Fleet Mechanic
Company: US Foods |
maintenance system tablet to fully document equipment repair and parts used. Maintain a clean and safe work environment... license and DOT certification Experience with Maximo fleet maintenance system Previous mechanical and PM programLocation: O'Fallon, MO, USA
| Salary: US$29 - 37 per hour | Date posted: 02 Oct 2026
Diesel Mechanic Technician
Company: Performance Foodservice |
essential work to support Americas food distribution system Safe and inclusive working environment, including culture... Management system. Install, replace, and repair onboard computers. Inspect brake systems, steering mechanisms, wheel bearingsLocation: O'Fallon, MO, USA
| Salary: US$33 per hour | Date posted: 02 Oct 2026
Software Engineer Ii
Company: Mastercard |
and maintaining automated test solutions, validating complex applications and system integrations, contributing to software quality..., and system integrations throughout the software development lifecycle. Translate business, functional, and technicalLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 02 Oct 2026
Hvac Project Manager
Company: GPAC |
you regarding gpac's services at any phone number or email you provide, including via text message using an automated dialing systemLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 02 Oct 2026
Search Consultant/remote Recruiter
Company: GPAC |
at any phone number or email you provide, including via text message using an automated dialing system and/or artificialLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 02 Oct 2026
Controls Engineer
Company: Schneider Electric |
combines controls engineering, embedded software development, system integration, and product innovation to deliver reliable..., PLC programming, communication protocols, and control system architecture, along with the ability to work collaborativelyLocation: O'Fallon, MO - Buffalo, NY, USA
| Salary: US$86400 - 129600 per year | Date posted: 02 Oct 2026
Inventory Specialist
Company: Walgreens |
. Responsible for reviewing and coordinating the proper use of reports and system applications, which have an impact on the accuracy...-of-sale system (POS), including records of scanning errors, price verifications, items not on file, price modificationsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 02 Oct 2026
On The Run - Sales Associate - All Shifts
Company: Wallis Companies |
: Providing friendly and exceptional customer service Operating the point-of-sale system accurately Preparing food and beveragesLocation: O'Fallon, MO, USA
| Salary: US$15.75 - 18.75 per hour | Date posted: 01 Oct 2026
On The Run - Sales Associate - All Shifts
Company: Wallis Companies |
: Providing friendly and exceptional customer service Operating the point-of-sale system accurately Preparing food and beveragesLocation: O'Fallon, MO, USA
| Salary: US$15 - 18 per hour | Date posted: 01 Oct 2026
Shift Lead
Company: Walgreens |
maintenance by ensuring clean, neat, orderly store condition and appearance, including requesting store or system repairsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 01 Oct 2026
On The Run - Sales Associate - All Shifts
Company: Wallis Companies |
: Providing friendly and exceptional customer service Operating the point-of-sale system accurately Preparing food and beveragesLocation: O'Fallon, MO, USA
| Salary: US$15.75 - 18.75 per hour | Date posted: 01 Oct 2026
Senior Accountant
Company: Mastercard |
. Support treasury accounting initiatives and system enhancements by tracking assigned milestones and deliverablesLocation: O'Fallon, MO, USA
| Salary: US$88000 - 141000 per year | Date posted: 01 Oct 2026
Small Business Application And Support Representative
Company: Chubb |
involves troubleshooting and triaging technical issues for business partners. Experience in the ServiceNow ticketing systemLocation: O'Fallon, MO, USA
| Salary: US$45000 - 50000 per year | Date posted: 30 Sep 2026
Director Of Pharmacy - O Fallon, Missouri
Company: Soliant Health |
inpatient pharmacy experience. Familiarity with Meditech Expanse order entry system preferred, especially managing the drugLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 Sep 2026
Senior Java Fullstack Engineer
Company: ICONMA |
documents, design specifications, and test plans, supporting project documentation efforts. Supports system maintenance... technology standards, and ensure projects are appropriately documented. Ensure software and system design support the goalLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 Sep 2026
Small Business Application And Support Representative
Company: Chubb |
for business partners. Experience in the ServiceNow ticketing system preferred but not required. Prior phone experienceLocation: O'Fallon, MO, USA
| Salary: US$45000 - 50000 per year | Date posted: 29 Sep 2026
Lead Software Engineer
Company: Mastercard |
, to validate system behavior under failure conditions. Remain hands-on by contributing to code, including building services..., and effective production support. Lead the diagnosis and resolution of complex system issues by applying structured troubleshootingLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 29 Sep 2026
Software Engineer Ii – Notification Manager
Company: Mastercard |
& Operational Excellence Participate in production support, incident response, and root cause analysis. Monitor system healthLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 29 Sep 2026
Lead Software Engineer
Company: Mastercard |
and architecture, translating business and system requirements into scalable, reliable, and maintainable solutions Define high...- and low-level design artifacts, including APIs, data models, system interactions, and component boundaries EstablishLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 29 Sep 2026
Senior Software Engineer
Company: Mastercard |
and technical requirements into scalable, secure, and maintainable software designs, defining appropriate components and system..., standards compliance, and maintainability. Develop a strong understanding of end-to-end technical architecture and systemLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 29 Sep 2026
Entry Level Recruiter
Company: GPAC |
using an automated dialing system and/or artificial or prerecorded message.Location: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 29 Sep 2026
Software Engineer Ii
Company: Mastercard |
existing applications to resolve issues and improve system stability. Analyze and optimize application performanceLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 28 Sep 2026
Security Officer Flex Relief Patrol
Company: Allied Universal |
by law. For more information: . If you have difficulty using the online system and require an alternate methodLocation: O'Fallon, MO, USA
| Salary: US$19.89 per hour | Date posted: 28 Sep 2026
Store Manager Unassigned
Company: Walgreens |
and monitoring internal loss prevention programs and systems. Learns to maintain and react to the electronic surveillance systemLocation: O'Fallon, MO, USA
| Salary: US$24.04 - 43.27 per hour | Date posted: 27 Sep 2026
Utility Worker I - Water Main Replacement Crew
Company: City of O'Fallon |
, you will be participating in the work of the crew that is responsible for the replacement of water mains in the City's water distribution system... mains.Assisting with repairs to plumbing, process equipment and electrical system.Operating a variety of machinery and heavyLocation: O'Fallon, MO, USA
| Salary: US$25.98 per hour | Date posted: 26 Sep 2026
Flight Coordinator I
Company: Air Evac Lifeteam |
(CAD) system. The Flight Coordinator is the primary connection between the Flight Team and the resources they require... appropriate job-related tools to include but not limited to the utilization of a Computer Aided Dispatch (CAD) system, mappingLocation: O'Fallon, MO, USA
| Salary: US$20.5 - 22.5 per hour | Date posted: 26 Sep 2026
Shift Lead
Company: Walgreens |
maintenance by ensuring clean, neat, orderly store condition and appearance, including requesting store or system repairsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 26 Sep 2026
Lead Technical Program Manager
Company: Mastercard |
Digital Solutions Engineering team is responsible for Mastercards electronic payment system as well as ensures payments... understanding of business context, customer use cases, system functionality, and industry technologies. Excellent communicationLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 25 Sep 2026
Utility Worker I - Water Main Replacement Crew
Company: O’Fallon |
replacement of water mains in the City's water distribution system. Generally, your schedule will be daytime hours Monday through... equipment and electrical system. Operating a variety of machinery and heavy equipment such as skid steer, wheel loaderLocation: O'Fallon, MO, USA
| Salary: US$25.98 - 38.97 per hour | Date posted: 25 Sep 2026
Principal Software Engineer
Company: Mastercard |
of Mastercard's authentication ecosystem. This role requires deep technical expertise, exceptional system design skills, and the... such as Kafka, NATS, and MQ. Strong understanding of performance engineering, system scalability, reliability patternsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 25 Sep 2026
Site Reliability Engineer I, Launch Program 2027 – St. Louis, Mo, Us
Company: Mastercard |
or hands-on experience. - Understanding of system monitoring, observability, application reliability, troubleshootingLocation: O'Fallon, MO, USA
| Salary: US$81000 per year | Date posted: 24 Sep 2026
Assistant Store Manager
Company: TMX Finance |
learning management system, full of e-learning modules to help boost your professional and personal development. Cross brand... service to prevent loss and charge off accounts. Maintain customer information in the point of sale (POS) systemLocation: O'Fallon, MO, USA
| Salary: US$16.5 per hour | Date posted: 24 Sep 2026
Pharmacy Technician
Company: CVS Health |
the health care system and their personal health care by improving access, lowering costs and being a trusted partner