Systems Engineer jobs in o'fallon USA
63 systems engineer jobs found in o'fallon: showing 1 - 50
Java Ai Engineer
Company: Diverse Lynx |
Role - Java AI Engineer Experience Required - 5+ Years We are seeking a highly skilled Java Developer... autonomous systems Must Have Technical/Functional Skills Java with Spring Boot (Mandatory) Experience in developing AgenticLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 25 Aug 2026
Software Engineer, Launch Program 2027 – United States
Company: Mastercard |
potential. Title and Summary Software Engineer, Launch Program 2027 United States Why join Mastercards Launch Program.... What youll do As a Software Engineer, you will begin your career building real-world software solutions that support secureLocation: O'Fallon, MO, USA
| Salary: US$100000 - 130000 per year | Date posted: 25 Aug 2026
Principal Software Engineer
Company: Mastercard |
potential. Title and Summary Principal Software Engineer Who is Mastercard? Mastercard is a global technology company... for all. Overview We are seeking a hands-on Principal Forward Deployed Engineer to accelerate delivery across Mastercard ServicesLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 25 Aug 2026
Software Engineer Intern, Summer 2027 – United States
Company: Mastercard |
potential. Title and Summary Software Engineer Intern, Summer 2027 United States Why should I choose Mastercard... of a real engineering team contributing to live systems and products. Contribute to building scalable, high-performance systemsLocation: O'Fallon, MO, USA
| Salary: US$35 - 46 per hour | Date posted: 25 Aug 2026
Lead Site Reliability Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: Lead Site Reliability Engineer City: O Fallon State/Province: Missouri Posting.... Scale systems through automation and reliability-focused improvements. Support and improve CI/CD pipeline for softwareLocation: O'Fallon, MO, USA
| Salary: US$80000 - 158000 per year | Date posted: 25 Aug 2026
Senior Ai Platform Engineer (devops)
Company: Mastercard |
potential. Title and Summary Senior AI Platform Engineer (DevOps) Who is Mastercard? Mastercard powers economies... development and deployment of AI-powered solutions. As a Senior AI Engineer, you will help design, implement, and operate theLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 25 Aug 2026
Devops Sre Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: DEVOPS SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 8... information, visit us at www.wipro.com. Job Description: Job Description A DevOps & SRE Engineer bridges developmentLocation: O'Fallon, MO, USA
| Salary: US$45000 - 121000 per year | Date posted: 24 Aug 2026
Lead Site Reliability Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: Lead Site Reliability Engineer City: O Fallon State/Province: Missouri Posting.... Scale systems through automation and reliability-focused improvements. Support and improve CI/CD pipeline for softwareLocation: O'Fallon, MO, USA
| Salary: US$80000 - 158000 per year | Date posted: 24 Aug 2026
Devops Sre Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: DEVOPS SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 8... information, visit us at www.wipro.com. Job Description: Job Description A DevOps & SRE Engineer bridges developmentLocation: O'Fallon, MO, USA
| Salary: US$45000 - 121000 per year | Date posted: 23 Aug 2026
Manager, Site Reliability Engineering
Company: Mastercard |
of a truly global network. With the talent and vision to create the critical systems and products that power global commerce... whats next. About the Role The Business Operations (Biz Ops) team is seeking a Business Operations Engineer. The role of BusinessLocation: O'Fallon, MO, USA
| Salary: US$122000 - 207000 per year | Date posted: 22 Aug 2026
Manager, Site Reliability Engineering
Company: Mastercard |
of a truly global network. With the talent and vision to create the critical systems and products that power global commerce... whats next. About the Role The Business Operations (Biz Ops) team is seeking a Business Operations Engineer. The role of BusinessLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 22 Aug 2026
Automation Engineer
Company: Mastercard |
potential. Title and Summary Automation Engineer Overview The Automation Engineer is responsible for designing... infrastructure practices to automate operational workflows, monitoring, reporting, and system integrations. The engineerLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 19 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview: Mastercard Send (part of the Mastercard Move portfolio... outcomes and meaningful socio-economic impact. About the Role As a Java Site Reliability Engineer (SRE) within theLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 18 Aug 2026
Lead, Ai Security Engineer
Company: Mastercard |
potential. Title and Summary Lead, AI Security Engineer Job Description Summary As a Lead Information Security Engineer... specializing in AI Security, you will help design, implement, and improve security practices for AI systems, applicationsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 18 Aug 2026
Site Relablity Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: Site Relablity Engineer City: O Fallon State/Province: Missouri Posting Start... and overall system health. Scale systems sustainably through mechanisms like automation and evolve systems by pushing for changesLocation: O'Fallon, MO, USA
| Salary: US$45000 - 121000 per year | Date posted: 15 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Job Overview: Responsible for the analysis, design, development..., cost effectiveness, quality, reliability, and faster time to market. Accountable for the full systems development lifeLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 15 Aug 2026
Facilities Maintenance Technician
Company: Jones Lang LaSalle |
across mechanical, electrical, HVAC, and plumbing systems while supporting our Mobile Engineer Services team. Your work will directly... offers an excellent opportunity to develop your technical skills while working with cutting-edge building management systemsLocation: O'Fallon, MO, USA
| Salary: US$23 per hour | Date posted: 14 Aug 2026
Senior Data Engineer
Company: Mastercard |
potential. Title and Summary Senior Data Engineer About the Role As a Senior Data Engineer, youll take ownership... of building and optimizing data platforms, pipelines, and systems that enable advanced analytics, machine learning, and businessLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company... for all. About the Role The Payment & Enablement Optimization program is hiring a Senior Software Engineer to drive our customerLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 13 Aug 2026
Sre Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 8/10/26...), and automation frameworks. Solid knowledge of monitoring, observability, performance testing, and scaling of distributed systemsLocation: O'Fallon, MO, USA
| Salary: US$60000 - 135000 per year | Date posted: 11 Aug 2026
Software Engineer Ii
Company: Mastercard |
potential. Title and Summary Software Engineer II Who is Mastercard? Mastercard is a global technology company in the... customers. Role: As a Software Engineer II at Mastercard, you will contribute to the design, development, testing, deploymentLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 10 Aug 2026
Lead Database Platform Engineer
Company: Mastercard |
potential. Title and Summary Lead Database Platform Engineer Overview Mastercard is a global technology company in the.... We are seeking a Lead Database Platform Engineer to provide technical leadership, platform strategy, automation expertiseLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 07 Aug 2026
Lead Postgresql Engineer
Company: Mastercard |
potential. Title and Summary Lead PostgreSQL Engineer Overview The Database Engineering team is seeking a Lead Platform... Engineer to lead the design, engineering, automation, modernization, and operational excellence of Mastercard's enterpriseLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Aug 2026
Lead Software Engineer
Company: Mastercard |
potential. Title and Summary Lead Software Engineer Overview Mastercard is seeking a Lead Software Engineer to serve... Engineering -Analyze, design, and optimize software systems to meet performance, scalability, and reliability requirementsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Aug 2026
Senior Software Development Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Development Engineer Overview The Senior Software Development Engineer... is a senior individual contributor responsible for designing, developing, and supporting highly scalable distributed systemsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 05 Aug 2026
Site Reliability Engineer Ii
Company: Mastercard |
potential. Title and Summary Site Reliability Engineer II The BizOps team at Mastercard is looking for a Site Reliability... Engineer (SRE) who thrives on solving complex problems, building robust CI/CD pipelines, and leading the organization in DevOpsLocation: O'Fallon, MO, USA
| Salary: US$76000 - 127000 per year | Date posted: 04 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an inclusive... of a truly global network. With the talent and vision to create the critical systems and products that power global commerceLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 04 Aug 2026
Site Reliability Engineer Ii
Company: Mastercard |
potential. Title and Summary Site Reliability Engineer II The BizOps team at Mastercard is looking for a Site Reliability... Engineer (SRE) who thrives on solving complex problems, building robust CI/CD pipelines, and leading the organization in DevOpsLocation: O'Fallon, MO, USA
| Salary: US$76000 - 127000 per year | Date posted: 03 Aug 2026
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer, Performance Engineering Senior Site Reliability Engineer... for scale. The SRE & Performance Engineering team is looking for a strong, innovative engineer to help optimize and scaleLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 01 Aug 2026
Site Reliability Engineer Ii
Company: Mastercard |
potential. Title and Summary Site Reliability Engineer II Site Reliability Engineer II Who is Mastercard... Payment Network Business Operations team is seeking a highly motivated and experienced Site Reliability Engineer II (SRELocation: O'Fallon, MO, USA
| Salary: US$76000 - 127000 per year | Date posted: 01 Aug 2026
Software Engineer Ii - Decision Management Program
Company: Mastercard |
potential. Title and Summary Software Engineer II - Decision Management Program Position Summary The Notification Manager..., and customer engagement products. As a Software Engineer II, you will contribute to the design, development, testing, deploymentLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 30 Jul 2026
Software Engineer Java
Company: Korn Ferry |
transactions regardless of channel. Responsibilities: The Software Development Engineer is a hands-on developer specializing... approach Hands on experience in building complex and highly scalable and performing systems Solid understanding and handsLocation: O'Fallon, MO, USA
| Salary: US$60 - 75 per hour | Date posted: 29 Jul 2026
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer, Performance Engineering Senior Site Reliability Engineer... for scale. The SRE & Performance Engineering team is looking for a strong, innovative engineer to help optimize and scaleLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 28 Jul 2026
Software Engineer Ii - Level 8
Company: US Tech Solutions |
modifications to existing systems, applying established procedures and best practices to improve functionality, securityLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 28 Jul 2026
Senior Software Engineer -java
Company: Korn Ferry |
, methodologies, and systems. High energy, strong attention to detail, and the ability to function independently under pressure..., and agentic patterns. Experience: Bachelor's degree in information systems, Information Technology, Computer ScienceLocation: O'Fallon, MO, USA
| Salary: US$60 - 80 per hour | Date posted: 28 Jul 2026
Senior Ai Engineer
Company: Mastercard |
potential. Title and Summary Senior AI Engineer Mastercard's Business & Market Insights (B&MI) group empowers..., faster, and more impactful decisions. We transform complex, multi-modal data into agentic systems and generative applicationsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 24 Jul 2026
Software Engineer Ii
Company: ICONMA |
Our Client, a Credit Card company, is looking for a Software Engineer II for their O'Fallon, MO/Hybrid location... and performing systems Solid understanding and hands-on experience in Java, J2EE, Spring, Spring Boot, Kafka, RESTful web servicesLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 23 Jul 2026
Lead, Kubernetes Platform Engineer
Company: Mastercard |
potential. Title and Summary Lead, Kubernetes Platform Engineer Overview Mastercard's Kubernetes Platform Engineering... team is seeking a highly skilled Lead Kubernetes Platform Engineer to drive the strategy, architecture, and evolutionLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 22 Jul 2026
Lead Software Engineer (c/c++)
Company: Mastercard |
potential. Title and Summary Lead Software Engineer (C/C++) Overview This is an exciting opportunity... code and design reviews Collaborate with other Principals and Leads to define interfaces and interactions between systemsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 19 Jul 2026
Lead Software Development Engineer
Company: Mastercard |
potential. Title and Summary Lead Software Development Engineer Overview The Lead Software Development Engineer... Distributed Systems - Architect highly available, fault-tolerant distributed systems capable of processing millionsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 18 Jul 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview Mastercards Network & Digital Payments group creates... is for a Senior Software Engineer who will contribute to the design, development, validation, automation, and operability of highLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company... at global scale, where speed, reliability, and resilience matter every day. As a Senior Software Engineer, you will collaborateLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Senior Site Reliability Engineer
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work... of a truly global network. With the talent and vision to create the critical systems and products that power global commerceLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 16 Jul 2026
Senior Site Reliability Engineer
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work... of a truly global network. With the talent and vision to create the critical systems and products that power global commerceLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 15 Jul 2026
Lead Software Engineer
Company: Mastercard |
a Lead Software Engineer (C/C++) to build and enhance high-performance, mission-critical systems that power secure, reliable... potential. Title and Summary Lead Software Engineer Overview: Mastercard's Global Credit Authorization team is seekingLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 07 Jul 2026
Director, Platform Engineering
Company: Mastercard |
, and automation libraries that standardize infrastructure deployment patterns. Engineer and enhance platform services, including... CI/CD pipelines, secrets management, artifact repositories, and configuration management systems. Implement automatedLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 04 Jul 2026
Senior Software Engineer
Company: Mastercard |
engineer who enjoys solving complex distributed systems challenges, designing scalable event-driven solutions, and working... potential. Title and Summary Senior Software Engineer Who We Are Mastercard powers economies and empowers people in 200Location: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 01 Jul 2026
Senior Site Reliability Engineer
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer Overview The BizOps team is looking for a Senior Site... Reliability Engineer who can help us solve problems and enhance our capabilities by supporting applications, servicesLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 01 Jul 2026
Site Reliability Engineer Ii
Company: Mastercard |
potential. Title and Summary Site Reliability Engineer II Who is Mastercard? At Mastercard technology, we work to connect... of a truly global network. With the talent and vision to create the critical systems and products that power global commerceLocation: O'Fallon, MO, USA
| Salary: US$76000 - 127000 per year | Date posted: 01 Jul 2026
Senior Site Reliability Engineer
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work... of a truly global network. With the talent and vision to create the critical systems and products that power global commerce