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Data jobs in o'fallon USA

179 data jobs found in o'fallon: showing 1 - 50

Site Reliability Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$76000 - 127000 per year | Date posted: 04 Aug 2026
experience. Strong foundation in algorithms, data structures, scripting, software design, and pipeline management. Systematic
Portfolios Solutions Analyst
Company: Allianz |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 04 Aug 2026
, and Operations. Map, upload, analyze, and report on bordereaux and underlying data for risk, premium, and claims transactions.... Collaborate with offshore resources to ensure accurate data processing. Prepare reports for business consideration as part
Site Reliability Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$76000 - 127000 per year | Date posted: 04 Aug 2026
experience. Strong foundation in algorithms, data structures, scripting, software design, and pipeline management. Systematic
Portfolios Solutions Analyst
Company: Allianz |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 04 Aug 2026
, and Operations. Map, upload, analyze, and report on bordereaux and underlying data for risk, premium, and claims transactions.... Collaborate with offshore resources to ensure accurate data processing. Prepare reports for business consideration as part
Portfolios Solutions Analyst
Company: Allianz |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 04 Aug 2026
, and Operations. Map, upload, analyze, and report on bordereaux and underlying data for risk, premium, and claims transactions.... Collaborate with offshore resources to ensure accurate data processing. Prepare reports for business consideration as part
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 04 Aug 2026
data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions... to each qualified transaction processed by Mastercard, increasing the security, accessibility, and simplicity of data for participating
Security Monitoring And Response Analyst Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$76000 - 127000 per year | Date posted: 04 Aug 2026
your cybersecurity skills and talents to protect Mastercards data, networks, and systems from potential insider threats. As an Insider... detected by our cyber security tools, such as Data Loss Prevention (DLP), User Activity Monitoring (UAM) and User Behaviour
Java
Company: Akaasa Technologies |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 03 Aug 2026
, extensible, readable and performant code Choose the right Data Structures, tools and tech stacks and be able to do High Level
Java Engineer
Company: Apptad |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 03 Aug 2026
queries. This level of database knowledge is crucial for data-heavy applications and backend services. Cloud-Native..., including NiFi (data flow management), NATS (messaging system), Kafka (event streaming), Zookeeper (coordination service
Java Engineer
Company: Staffingine |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 03 Aug 2026
of database knowledge is crucial for data-heavy applications and backend services. Cloud-Native and Platform Experience... Technology Stack Experience: Familiar with a range of modern tools and technologies, including NiFi (data flow management), NATS
General Facilities Maintenance Technician
Company: Walmart |

Location: O'Fallon, MO, USA

| Salary: US$45760 - 83200 per year | Date posted: 03 Aug 2026
, experiences, identities, abilities, ideas and opinions- while welcoming all people. Our company processes candidate data in line..., which explains how we collect, use, share, and retain your personal data and how you can exercise your rights.
Full Stack Java Developer
Company: Smart IMS Inc |

Location: O'Fallon, MO, USA

| Salary: US$40 - 80 per hour | Date posted: 03 Aug 2026
development. Strong Oracle database experience, including SQL and data access layers. Experience with Kafka and event-driven
Vehicle Sales Representative
Company: Ryder |

Location: O'Fallon, MO, USA

| Salary: US$22 - 24 per hour | Date posted: 02 Aug 2026
and data accuracy. Provide feedback for development. Accountable for all vehicle inventory movement within the UTCs area... data/ranges; internal equity; internal salary ranges; etc. The position may also be eligible to receive an annual bonus
Software Engineer Ii - Decision Management Program
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 01 Aug 2026
throughput, latency, scalability, and resource utilization. Troubleshoot application, infrastructure, and data-related issues...-oriented programming, data structures, and algorithms. Experience with source control, code reviews, and CI/CD practices
Lead Technical Program Manager
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$122000 - 207000 per year | Date posted: 01 Aug 2026
) is a transformative internal product suite that powers intelligent, data-driven decision-making across market-facing financial products... data platforms, high-speed in-memory caching, APIs, and user interfaces to enrich financial data and drive measurable
Site Reliability Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$76000 - 127000 per year | Date posted: 01 Aug 2026
transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations
Manager, Accounting
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$109000 - 180000 per year | Date posted: 01 Aug 2026
, or similar systems). - Demonstrated ability to analyze large data sets, identify trends, and provide meaningful financial
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 01 Aug 2026
everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion... of software design, architecture, data structures, secure coding, and testing practices. Experience troubleshooting production
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$96000 - 163000 per year | Date posted: 01 Aug 2026
, automation, scripting, data setup, AI-assisted script generation, bottleneck discovery, performance tuning, and performance data... AI-assisted engineering tools to accelerate performance test script generation, test data preparation, log analysis, anomaly
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 01 Aug 2026
everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 01 Aug 2026
everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion
Senior Specialist, Payroll Tax & M&a Integration
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$85000 - 132000 per year | Date posted: 31 Jul 2026
, and divestitures. Payroll Tax Implementation Validate employee tax setup and election data conversions. Support payroll vendor
Vice President - Global Technology Account Management, Open Finance Solutions
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 31 Jul 2026
experience leading technical, client-facing post-sales teams at scale Bring advanced expertise in APIs, data connectivity, cloud...: Experience in open banking, open finance, payments, or financial data infrastructure Experience applying automation
Lead Administrator L1
Company: Wipro |

Location: O'Fallon, MO, USA

| Salary: US$60000 - 135000 per year | Date posted: 31 Jul 2026
for session stickiness "careerSiteCompanyId" is used to send the request to the correct data center "JSESSIONID" is placed
Registered Behavior Technician (rbt) / Behavior Therapist
Company: ABA Squad Inc |

Location: O'Fallon, MO, USA

| Salary: US$20 - 30 per hour | Date posted: 31 Jul 2026
program materials as needed Collect and graph data for all reduction and acquisition behaviors Train parents on behavioral
Data Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 31 Jul 2026
potential. Title and Summary Data Engineer II Overview The Operational Insights Analyst II role within the Program..." across incident management and operational governance. This role transforms operational data into actionable intelligence
Software Engineer Ii - Decision Management Program
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 30 Jul 2026
throughput, latency, scalability, and resource utilization. Troubleshoot application, infrastructure, and data-related issues...-oriented programming, data structures, and algorithms. Experience with source control, code reviews, and CI/CD practices
Patient Services Representative
Company: Mercy |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 30 Jul 2026
is crucial in this role. Proficiency in basic computer skills, including data entry and word processing. Excellent customer
Lead Project Manager
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$113000 - 186000 per year | Date posted: 30 Jul 2026
(written, oral and presentational) and interpersonal skills Experience in analysis of operational data to support business
Operations Control Specialist
Company: Rural Metro Fire |

Location: O'Fallon, MO, USA

| Salary: US$33 per hour | Date posted: 30 Jul 2026
dashboards. Intermediate level of knowledge and experience with sourcing datasets from SQL and a general understanding of data... structures and relational schemas. Basic understanding of Star Schema data model design as it relates to data warehouse
Phlebotomist Ii
Company: Quest Diagnostics |

Location: O'Fallon, MO, USA

| Salary: US$21.5 per hour | Date posted: 30 Jul 2026
. Ability to navigate a computer and accurately enter data is a requirement to be successful in this role. Obtain... and submission of statistics and data when required. Maintain all appropriate phlebotomy logs in a timely manner and based
Merchandising Specialist
Company: Premium Retail Services |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 30 Jul 2026
data service and a functional camera. Minimum 18 years of age or older You demonstrate consistency, reliability
Front Office Coordinator - O'fallon (wc), Mo
Company: Athletico |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 29 Jul 2026
experience while maintaining compliance, safeguarding data integrity, and supporting revenue cycle performance. This role reports..., and authorization requirements, to maintain data integrity and compliance. Educate patients on financial responsibilities, payment
Merchandising Specialist
Company: Acosta |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 29 Jul 2026
and Qualifications:** + You have a smartphone with reliable data service and a functional camera. + Minimum 18 years of age or older
Concessions Worker And Party Host
Company: City of O'Fallon |

Location: O'Fallon, MO, USA

| Salary: US$15.25 per hour | Date posted: 29 Jul 2026
or other irregular hours, as required Possess strong skills in computers and data entry Have a valid Missouri State driver's license
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$96000 - 163000 per year | Date posted: 29 Jul 2026
, automation, scripting, data setup, AI-assisted script generation, bottleneck discovery, performance tuning, and performance data... AI-assisted engineering tools to accelerate performance test script generation, test data preparation, log analysis, anomaly
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 29 Jul 2026
in Computer Science or a related field, or equivalent practical experience. Strong foundation in algorithms, data structures
Software Engineer Java
Company: Korn Ferry |

Location: O'Fallon, MO, USA

| Salary: US$60 - 75 per hour | Date posted: 29 Jul 2026
, extensible Low-level design. Write modular, extensible, readable and performant code Choose the right Data Structures, tools
Accountant
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$69000 - 110000 per year | Date posted: 28 Jul 2026
, strengthening monitoring controls, and using data analytics, AI, and automation to improve efficiency, quality of output... experience in data analytics and using insights to drive impact Ability to follow up and follow through on time sensitive issues
Concessions Worker And Party Host
Company: O’Fallon |

Location: O'Fallon, MO, USA

| Salary: US$15.25 per hour | Date posted: 28 Jul 2026
or other irregular hours, as required Possess strong skills in computers and data entry Have a valid Missouri State driver's license
Lead Service Management Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 28 Jul 2026
secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions... better decisions, drives innovation, and delivers better business results. Overview : We are seeking a Lead Data Engineer
Entry Level Recruiter
Company: GPAC |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 28 Jul 2026
on candidates Requirements: Excellent verbal and written communication skills Strong data basing and technological skills
Director, Product Management - Global Billing & Performance
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 25 Jul 2026
requirements, and revenue growth initiatives. Define business, functional, and data requirements for billing applications
Qualified Medication Aide (qma)
Company: Capital Senior Living |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 25 Jul 2026
Sage - Improve call light response time and improvement to service and care Microsoft Power BI - one stop for all data
Server
Company: Capital Senior Living |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 25 Jul 2026
- one stop for all data needs Company support for educational and learning opportunities Paid referral programs for Team
Concierge
Company: Capital Senior Living |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 25 Jul 2026
Sage - Improve call light response time and improvement to service and care Microsoft Power BI - one stop for all data
Assistant Manager(01641) - 3441 Pheasant Meadow Drive
Company: Domino's Pizza |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 25 Jul 2026
and improve store performance Analyze sales data and make data-driven decisions to optimize operations Maintain a clean
Manager, Ai Engineering (tester )
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 25 Jul 2026
delivers unparalleled data-driven intelligence and frontier AI solutions that help organizations make smarter, faster... targeting prompt injection, jailbreaks, data leakage, context poisoning, and model manipulation building and maintaining
Senior Ai Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 25 Jul 2026
organizations to achieve growth and innovation goals by delivering unparalleled data-driven intelligence and cutting-edge... AI solutions. By harnessing proprietary data, frontier generative AI, and global expertise, B&MI helps businesses make smarter
Assistant Manager(01641) - 3441 Pheasant Meadow Drive
Company: Domino's Pizza |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 24 Jul 2026
and improve store performance Analyze sales data and make data-driven decisions to optimize operations Maintain a clean