System jobs in o'fallon USA
129 system jobs found in o'fallon: showing 101 - 129
Senior Software Engineer
Company: Mastercard |
-scale, real-time distributed system where reliability, performance, and trust directly translate into measurable businessLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 19 Aug 2026
Travel Occupational Therapist - Acute Care - $2,349 Per Week
Company: Junxion Med Staffing |
, Patient/Family Education, Safety and injury prevention, Telephone calls - Charting System Experience: Preferred - PatientLocation: O'Fallon, MO, USA
| Salary: US$2349 per week | Date posted: 16 Aug 2026
Lead Platform Architect
Company: Mastercard |
or system needs in-line with MasterCard's operational standards and principles. Infrastructure Design Services is engaged... Document) which details the infrastructure design for the application, platform or system. This job requires experienceLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 15 Aug 2026
Senior Software Engineer
Company: Mastercard |
business requirements in adherence with Mastercard standards, processes, and best practices Lead day-to-day system development... structures Perform system maintenance, production incident management, troubleshooting, root cause analysis, remediationLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Configuration Tech I
Company: CompuCom |
for deployment according to established standards and procedures. Deploy corporate operating system images, software packages... and resolve hardware, imaging, operating system, and software deployment issues. Accurately record serial numbers, asset tagsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 14 Aug 2026
Utility Worker I - Sewer Lateral Crew
Company: City of O'Fallon |
system. Generally, your schedule will be daytime hours Monday through Friday, but overtime hours may be required occasionally... have a CDL.Additionally, acquiring a Class A Collections System Operator Certification or Class III Distribution CertificationLocation: O'Fallon, MO, USA
| Salary: US$25.98 per hour | Date posted: 14 Aug 2026
Senior Software Engineer
Company: Mastercard |
and validation systems Contribute to system architecture discussions, ensuring solutions are testable, observable, secure..., and performant Translate business and system requirements into well-designed technical solutions, test strategies, and validationLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Store Manager (store 3118)
Company: GameStop |
guest purchases/return transactions using Point-of-Sale (POS) computer system via PC keyboard, including making correct... for each store associate into Workday / HR service management system. Ensure that all areas of the store, including restroomsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 14 Aug 2026
Utility Worker I - Sewer Lateral Crew
Company: O’Fallon |
sewer collection system. Generally, your schedule will be daytime hours Monday through Friday, but overtime hours may... that do not currently have a CDL. Additionally, acquiring a Class A Collections System Operator Certification or Class III DistributionLocation: O'Fallon, MO, USA
| Salary: US$25.98 - 38.97 per hour | Date posted: 13 Aug 2026
Maintenance Mechanic
Company: O’Fallon |
and wastewater system maintenance. Skill in using specialized equipment, hand tools, power tools, computers, and mobile devicesLocation: O'Fallon, MO, USA
| Salary: US$27.28 - 28 per hour | Date posted: 13 Aug 2026
Growth Advisor For Home Services
Company: Grokon Marketing |
but have a proven system for generating qualified home services leads. What You Will Help Clients Improve You will introduceLocation: O'Fallon, MO, USA
| Salary: US$80000 - 100000 per year | Date posted: 07 Aug 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: 04 Aug 2026
On The Run - Fast Track Store Manager
Company: Wallis Companies |
to communicate in person and on telephone system X Working conditions: Convenience Store X DisclaimerLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 Jul 2026
On The Run - Fast Track Assistant Store Manager
Company: Wallis Companies |
to communicate in person and on telephone system X Working conditions: Convenience Store X DisclaimerLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 Jul 2026
Lead Project Manager
Company: Mastercard |
decisions and proven process management experience - inclusive of process design and system optimization Experience within theLocation: O'Fallon, MO, USA
| Salary: US$113000 - 186000 per year | Date posted: 30 Jul 2026
Dirt Cheap - Fast Track Assistant Store Manager
Company: Wallis Companies |
to communicate in person and on telephone system X Working conditions: Convenience Store X DisclaimerLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 29 Jul 2026
Dirt Cheap - Fast Track Store Manager
Company: Wallis Companies |
and on telephone system X Working conditions: Convenience Store X Disclaimer: This job description in no way statesLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 29 Jul 2026
General Otolaryngologist - 50k Sign-on - St. Charles County, Mo
Company: BJC HealthCare |
of 20-25 patients per day Epic EMR across the health system Comprehensive specialty and hospital support Excellent growth... health system, we'd love to connect with you. Please reach out to Amy Taylor at [email protected] to learn more. OverviewLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 28 Jul 2026
Manager, Ai Engineering (tester )
Company: Mastercard |
, and system workflows for testability and risk. Continuously research and adopt frontier evaluation benchmarks (RAGAS, MMLU..., Azure, or GCP) and observability tooling for monitoring live AI system behavior and output quality in production. StrongLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 25 Jul 2026
Aircraft Airframe Component Technician
Company: AVMATS Jet Support |
components. Components include, but are not limited to, hydraulic system components, pneumatic system components, landing gearLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 24 Jul 2026
Nail Technician
Company: Frenchies of O Fallon MO |
: Being part of the Frenchies system has its perks. Frenchies continuously provides deeper education so that you can continueLocation: O'Fallon, MO, USA
| Salary: US$20 - 35 per hour | Date posted: 23 Jul 2026
General Otolaryngologist - 50k Sign-on - St. Charles County, Mo
Company: BJC HealthCare |
of 20-25 patients per day Epic EMR across the health system Comprehensive specialty and hospital support Excellent growth... health system, we'd love to connect with you. Please reach out to Amy Taylor at [email protected] to learnLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 23 Jul 2026
Senior Software Engineer
Company: Mastercard |
by identifying bottlenecks, validating system behavior under load, and supporting tuning efforts. Apply secure coding practices... knowledge of performance engineering concepts, including load testing, bottleneck identification, and system behavior analysisLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Senior Software Engineer
Company: Mastercard |
to create maintainable and extensible testing and validation systems Contribute to system architecture discussions, ensuring... solutions are testable, observable, secure, and performant Translate business and system requirements into well-designedLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Maintenance Mechanic
Company: City of O'Fallon |
.Knowledge of safety practices related to 220V and 480V electrical equipment.Understanding of water and wastewater systemLocation: O'Fallon, MO, USA
| Salary: US$27.28 - 28 per hour | Date posted: 12 Jul 2026
Director, Project Management (ai)
Company: Mastercard |
or program data to support business decisions and drive continuous improvement, including process design, system optimizationLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 11 Jul 2026
Manager, Software Engineering
Company: Mastercard |
, scalability analysis, and system tuning. Ensure applications are designed and optimized for high-volume, low-latency transaction.... Partner with engineers to identify and eliminate performance bottlenecks through effective system design and algorithmLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 08 Jul 2026
Manager, Advertising Technology & Revenue Enablement
Company: Mastercard |
stories and work with technology teams and developers to test, validate and implement Collaborate with system engineering... testing management and business inquiries. Understand your team's technologies and be able to evaluate system designsLocation: O'Fallon, MO, USA
| Salary: US$109000 - 180000 per year | Date posted: 07 Jul 2026
Now Hiring It And Telecom Field Technicians
Company: HARDY INDUSTRIES |
you might be installing an operating system, the next you're drilling through walls and running structured cabling across entire buildings