1,229 Results for

Winter IT Jobs in O Fallon, IL

Jobs

Quantitative Trader, Voleon Securities VOLEON

New York City, NY

You will help run the desk day to day - monitoring live trading and risk, ensuring accurate strategy behavior, and decomposing our trading into the factors driving it - while spending the majority of your time on project work: building the data pipelines, analytics, and automation that raise the sophistication and scale at which the desk operates. As a Quantitative Trader, you will learn the business from the ground up: how our automated market-making system operates, how each asset class and venue we trade behaves, and how we measure and improve our trading.

30+ days ago

Life Product Configuration Analyst IV TruStage Financial Group Inc

$108,100–$162,200 / year

5 to seven 7 years recent work experience with demonstrated achievement and progressive responsibilities troubleshooting, determining root cause, resolving and documenting complex system issues with at least three years recent experience to include productivity and/or process improvements through the use of technology tools and/or skills. 5 to 7 years recent work experience with demonstrated achievement and progressive responsibilities developing, testing, debugging and documenting complex program logic with multiple technologies and platforms with at least three years recent experience analyzing and designing application systems.

30+ days ago

Director of Software Engineering NYC Criminal Justice Agency

Manhattan, New York

$155,000–$185,000 / year

Information collected about these arrestees and subsequent case processing is maintained in the agency’s internal and externally shared database systems, which are used to conduct descriptive and evaluation research on arrestee characteristics, case processing and court outcomes, and on issues and potential reforms to criminal justice policy in New York City. The Director of Software Engineering provides both strategic and technical leadership for NYCJA's enterprise application portfolio, leading engineering execution across the full software development lifecycle in partnership with business stakeholders, product owners, and IT leadership.

2 days ago

Senior Security Engineer Bankwell Financial Group Inc

New Canaan, CT

$115,000–$130,000 / year

This hands-on engineering role serves as a technical lead in securing critical business systems, maintaining perimeter defenses, supporting vulnerability management activities, and ensuring the reliability and effectiveness of enterprise security controls. The successful candidate will possess extensive experience with Next Generation Firewalls (NGFWs), network security engineering, security monitoring technologies, vulnerability management platforms, and secure network architecture.

14 days ago

Senior Mainframe Storage and Backup Administrator M&T Bank Corp

$116,400–$194,000 / year

This role requires deep technical expertise in IBM DS8000 series storage systems, GDPS replication technologies, virtual tape (TS7700/TS7780), backup and recovery solutions, and mainframe data protection strategies. The ideal candidate will ensure stability, high availability, performance, and resilience across all storage and backup platforms supporting mission‑critical business workloads.

30+ days ago

Staff / VP, Data Science - Marketing & Sales Focus TWG Global AI

New York, New York

$280,000–$300,000 / year

This is a hands-on technical leadership role: you will spend the majority of your time designing, building, and shipping systems, while owning end-to-end delivery and the client relationship for your engagements—helping shape the direction of the organization's AI investments and fostering a culture of rapid iteration, rigorous evaluation, and responsible AI. You will operate as a forward-deployed data scientist, embedded directly with the businesses you serve, from problem discovery through production deployment—combining deep expertise in predictive modeling, experimentation, and optimization with hands-on ability to build and ship LLM-powered products at speed.

10 days ago

Senior Advisory Partner Solutions Consultant Appian

New York, NY

Remote

$125,000–$250,000 / year

Growth Opportunities: Appian provides a diverse array of growth and development opportunities, including our leadership program tailored for new and aspiring managers, a comprehensive library of specialized department training through Appian University, skills based training, and tuition reimbursement for those aiming to advance their education. While this is not a people-management position, it is a highly visible role that partners closely with Appian's alliance, sales, and solutions leadership to shape how we build partner capability, develop repeatable joint solutions, and drive partner-led growth in the market.

30+ days ago

Cyber Manager - Technology Resilience Deloitte

Jersey City, NJ

$134,500–$265,100 / year

In this role, you will drive the design and delivery of resilience strategies across business, technology, and operational environments while guiding teams and advising senior stakeholders on continuity, recovery, and risk priorities. Preferred: 6 years designing cyber resilience strategies and recovery architectures aligned to business recovery objectives, including requirement gathering, tool selection, implementation, testing, and operationalization.

3 days ago

Director, IT Clinical Systems - Charge to Cash Hackensack University Medical Center

Iselin, NJ

Minimum of 9 years of experience (13 years if no degree) leading Healthcare Applications projects/strategies, including progressive experience consulting or a leadership role in healthcare, clinical informatics, or strategic/business consulting. A day in the life of a Director, Information Technology (IT) Clinical Systems, Charge to Cash at Hackensack Meridian Health includes: Collaborate with IT leadership under the SVP''s guidance to ensure the application portfolio and execution strategies align with HMH''s overall goals.

9 days ago

Director, IT Clinical Systems - Admission to Home Hackensack University Medical Center

Iselin, NJ

Minimum of 9 years of experience (13 years of experience if no degree) leading Healthcare Applications projects/strategies, including progressive experience consulting or a leadership role in healthcare, clinical informatics, or strategic/business consulting. A day in the life of a Director, Information Technology (IT) Clinical Systems - Admission to Home at Hackensack Meridian Health includes: Collaborate with IT leadership under the SVP''s guidance to ensure the application portfolio and execution strategies align with HMH''s overall goals.

9 days ago

Director, IT Clinical Systems - Access to Follow-Up Hackensack University Medical Center

Iselin, NJ

Minimum of 9 years of experience (13 years of experience if no degree) leading Healthcare Applications projects/strategies, including progressive experience consulting or a leadership role in healthcare, clinical informatics, or strategic/business consulting. A day in the life of a Director, Information Technology (IT) Clinical Systems at Hackensack Meridian Health includes: Collaborate with IT leadership under the SVP''s guidance to ensure the application portfolio and execution strategies align with HMH''s overall goals.

9 days ago

Senior Manager, IT Product Management Fidelity

Jersey City, New Jersey

Remote

DE analyzing and translating software system requirements using Customer Information Control System (CICS), Common Business-Oriented Language (COBOL), Job Control language (JCL), and Virtual Storage Access Method (VSAM); developing system specifications, creating workflow diagrams, and designing next generation corporate action systems, using Draw.io or Microsoft Visio, and Confluence; creating contract first approach based RESTful APIs using swagger; and performing production rollout of high-scale systems using AWS cloud services and REST API. DE supporting enterprise-level initiatives for mainframe modernization to Cloud technologies using AWS cloud services, including AWS Lambda, Simple Storage Service (S3), DynamoDB, autoscaling, and EC2; building pipelines for Continuous Integration and Continuous Delivery/Deployment (CI/CD) using terraform and segments; validating RESTful APIs using Postman or Insomnia; per-forming functional automated testing using Cucumber or Jest; and providing technical support to a product portfolio using ServiceNow.

4 days ago

Principal Software Engineer/Developer Fidelity

Jersey City, New Jersey

Remote

Education and Experience : Bachelor’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and five (5) years of experience as a Principal Software Engineer/Developer (or closely related occupation) designing and implementing digital assets technology solutions using Agile methodologies in an electronic trading environment. Or, alternatively, Master’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and three (3) years of experience as a Principal Software Engineer/Developer (or closely related occupation) designing and implementing digital assets technology solutions using Agile methodologies in an electronic trading environment.

4 days ago

Director, IT Clinical Systems - Procedural and Perioperative Services Hackensack University Medical Center

Iselin, NJ

Minimum of 9 years of experience (13 years of experience if no degree) leading Healthcare Applications projects/strategies, including progressive experience consulting or a leadership role in healthcare, clinical informatics, or strategic/business consulting. A day in the life of a Director, Information Technology (IT) Clinical Systems, Procedural and Perioperative Services at Hackensack Meridian Health includes: Collaborate with IT leadership under the SVP''s guidance to ensure the application portfolio and execution strategies align with HMH''s overall goals.

9 days ago

Solution Engineer - Cloud & AI Applications Microsoft Corp

$86,100–$169,800 / year

As a Solution Engineer - Cloud & AI Applications, youll collaborate closely with engineering leaders and platform teams to accelerate AI Foundry, Azure AI, and Responsible AI through hands-on engagements like Proof of Concepts, hackathons, and architecture workshops. Maintain deep expertise in AI Foundry & App architecture (Agentic AI framework, Semantic Kernel, Foundry SDK, Responsible AI) and App architecture/cloud native dev (APIs, containerization, microservices, event-driven, Python, Java or.

16 days ago

Senior Sales Specialist -Cloud & AI Platforms Microsoft Corp

$107,600–$187,500 / year

Maintains sales and/or consumption pipeline hygiene to enable tracking to achieve assigned sales metrics using all available tools, resources, and processes Leads usage and/or consumption pipeline hygiene to actively monitor adoption trends, identify opportunities for intervention, enabling customers to realize the value of solutions purchased, drive expansion, and ensure healthier, more predictable renewals. Develops relationships with key customer and partner stakeholders to understand sentiment and satisfaction goals Drives partner teams, resources and relationships are activated, driving co-selling strategies and partner attach to each opportunity through every stage in the sales lifecycle.

26 days ago

Solution Engineer - AI Business Process Microsoft Corp

$86,100–$169,800 / year

Masters Degree in Computer Science, Information Technology, or related field AND 1+ year(s) technical pre-sales or technical consulting experience OR Bachelors Degree in Computer Science, Information Technology, or related field AND 2+ years technical pre-sales or technical consulting experience OR 3+ years technical pre-sales or technical consulting experience OR equivalent experience. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $113,300 - $187,400 per year.

26 days ago

Strategic Unified Global Black Belt Microsoft Corp

$107,600–$187,500 / year

Masters Degree in Business Administration (i.e., MBA), Information Technology, Information Security, or related field AND 6+ years experience in technology-related sales or account management OR Bachelors Degree in Computer Science, Information Technology, Business Administration, Information Security, or related field AND 8+ years experience in technology-related sales or account management. Within MCAPS - Core, the Customer and Commercial Success organization build trust and confidence for every person and organization through delivering a seamless services and support experience to help advance customers business outcomes driven by Microsoft technology.

9 days ago

Senior Solution Area Specialist - AI Business Process Microsoft Corp

$107,600–$187,500 / year

Masters Degree in Business Administration (i.e., MBA), Information Technology, Information Security, or related field AND 8+ years experience in technology-related sales or account management OR Bachelors Degree in Computer Science, Information Technology, Business Administration, Information Security, or related field AND 12+ years experience in technology-related sales or account management OR equivalent experience. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $145,600 - $205,600 per year.

26 days ago

Senior Solution Engineering - AI Business Process Microsoft Corp

$106,400–$203,600 / year

Masters Degree in Computer Science, Information Technology, or related field AND 3+ years technical pre-sales or technical consulting experience OR Bachelors Degree in Computer Science, Information Technology, or related field AND 4+ years technical pre-sales or technical consulting experience OR 5+ years technical pre-sales or technical consulting experience OR equivalent experience. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $137,600 - $222,600 per year.

13 days ago

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Winter IT Jobs in O Fallon, IL

Quantitative Trader, Voleon Securities VOLEON

Life Product Configuration Analyst IV TruStage Financial Group Inc

Director of Software Engineering NYC Criminal Justice Agency

Senior Security Engineer Bankwell Financial Group Inc

Senior Mainframe Storage and Backup Administrator M&T Bank Corp

Staff / VP, Data Science - Marketing & Sales Focus TWG Global AI

Senior Advisory Partner Solutions Consultant Appian

Cyber Manager - Technology Resilience Deloitte

Director, IT Clinical Systems - Charge to Cash Hackensack University Medical Center

Director, IT Clinical Systems - Admission to Home Hackensack University Medical Center

Director, IT Clinical Systems - Access to Follow-Up Hackensack University Medical Center

Senior Manager, IT Product Management Fidelity

Principal Software Engineer/Developer Fidelity

Director, IT Clinical Systems - Procedural and Perioperative Services Hackensack University Medical Center

Solution Engineer - Cloud & AI Applications Microsoft Corp

Senior Sales Specialist -Cloud & AI Platforms Microsoft Corp

Solution Engineer - AI Business Process Microsoft Corp

Strategic Unified Global Black Belt Microsoft Corp

Senior Solution Area Specialist - AI Business Process Microsoft Corp

Senior Solution Engineering - AI Business Process Microsoft Corp

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