UNKNOWN

ADAPTED_NOW

With $8.1 billion in revenue for 2025, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for mission critical, industrial, life sciences, power & energy, aviation, commercial, institutional, residential and sports & entertainment related building projects. Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations.

Clayco

Integrations Engineer

FEED

Gulfstream Aerospace Corporation, a wholly-owned subsidiary of General Dynamics (NYSE: GD), designs, develops, manufactures, markets, services and supports the worlds most technologically-advanced business jet aircraft. Position Purpose: Guides successful completion of major engineering programs, or conceives research in areas of considerable scope and complexity supporting the development and production of Gulfstream products and services.

Gulfstream Aerospace Corporation

Stress Liaison Service Engineer CS SVC Tech Spec II St. Louis (CPS)

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. The goal of every Business Operations team is to engage early in the development lifecycle to be more proactive and upfront in the development process, and to proactively manage production and change activities to maximize customer experience and increase the overall value of supported applications.

Mastercard Inc

Lead Site Reliability Engineer

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The role involves designing and maintaining object-oriented enterprise applications in Python and C#, supporting Oracle, SQL Server, and SQLite database environments, and building deployment scripts, CI/CD workflows, Docker containerization solutions, Grafana-supported monitoring tools, and automated unit testing. Supporting business-hour production triage, the Software Engineer works directly with operational teams to deliver robust toolsets for client onboarding, database conversions, and API onboarding.

YEAR

UnitedHealth Group is a health care and well-being company that’s dedicated to improving the health outcomes of millions worldwide. We are comprised of two distinct and complementary businesses, UnitedHealthcare and Optum, working to build a better health system for all. Here, your contributions matter as they will help transform health care for years to come. Make an impact with a diverse team that shares your passion for helping others.

What we do

Gain insights on how we work to help people live healthier lives and help make the health system work better for everyone by watching this video.

<a href="https://www.youtube.com/watch?v=5PbNyi2IDkY">https://www.youtube.com/watch?v=5PbNyi2IDkY</a> 

Caring. Connecting. Growing together. 

Being a part of UnitedHealth Group means working to improve health outcomes for everyone, including yourself. Here is how:

• Caring. Your total health and well-being are important to us. Whatever matters most to you — we have resources to help you be your best at work and at home. The benefits range from free Peloton courses to financial counseling. <a href="https://careers.unitedhealthgroup.com/culture/what-we-offer/">Learn more about what we offer.</a> 

• Connecting. We recognize our collective power to make an impact across our communities because we believe the health of any society is measured by the overall health of its people. <a href="https://careers.unitedhealthgroup.com/culture/">Learn more about our culture.</a> 

• Growing together. UnitedHealth Group is full of inspiring career stories, and we offer a lifetime of opportunities. <a href="https://careers.unitedhealthgroup.com/career-areas/">Discover all the ways you can learn, grow and develop.</a>

UnitedHealth Group Inc.

Software Engineer

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FULL_TIME

WTT responsibilities include physical and virtual devices (desktops/laptops, tablets, payment, printers, virtual workstations, etc.), workforce/productivity applications (email, unified communications, collaboration, etc.), identity solutions (Active Directory, Entra, AppSec, etc.), security capabilities (endpoint protection, secure coding tools, risk database, etc.), and related applications (AppSec, Startup Page, etc.). Enterprise Mobility and its affiliates offer extensive car rental, carsharing, truck rental, fleet management, retail car sales, as well as travel management and other transportation services, to make travel easier and more convenient for customers.

ABOUT COMPANY: 
 
A family-owned, world-class portfolio of brands. A global network that spans across more than 90 countries. Some 100,000 dedicated team members sharing common values. And more than 1.9 million vehicles taking our customers wherever they need to go. Any way you measure it, we've become a leader in the transportation service industry. How did we get here? By taking care of our customers, our communities and our employees – and staying true to our mission.
 
 
Working Here
 
 
Our people are the reason for our success. By living out our values each day and providing exceptional customer service, we’ve built a strong culture – one in which we bring honesty and integrity to all we do. We work hard, but never forget to have a little fun in the process. For more than 60 years, our values have been at the root of our success as a team and as individuals.
 
 
Our Values:
 
 
•	Our brands are the most valuable things we own. 
•	Personal honesty and integrity are the foundation of our success. 
•	Customer service is our way of life. 
•	Our company is a fun and friendly place where teamwork rules. 
•	We work hard... and we reward hard work. 
•	Great things happen when we listen... to our customers and to each other. 
•	We strengthen our communities, one neighborhood at a time. 
•	Our doors are open.

Enterprise Holdings

Principal Engineer - Systems

[AW]-iCims

We do this by combining our deep customer insights, world-class engineering, materials science expertise, and intelligent automation to deliver innovative end-to-end solutions incorporating our signature technologies. Equipment Selection and Proposal Preparation: Prepare and submit formal quotations and proposals within our ERP system (SAP ECC), collaborating closely with cross-functional teams and external vendors.

The Weir Group Plc

Application Engineer

Operate with a high degree of autonomy, providing technical leadership, design direction, and mentoring other engineers while partnering closely with power electronics, mechanical, manufacturing, quality, and supplier teams. Establish and lead processes for managing embedded motor control software across development, validation, and production, ensuring controlled changes, consistent configurations, and repeatable software releases.

Nidec Motor Corporation

Embedded Software Engineer, Electronics Engineering

This role encompasses delivering technical and commercial support for engineered motors and active participation in new business development endeavors, spanning from RFQ to successful negotiation outcomes. Pre-approval from the Nidec Talent Acquisition team is required before any external candidate can be submitted and such candidate must be submitted to the Nidec Talent Acquisition team.

Applications Engineer I

Our wide range of equipment includes Pressure Relief Valves, Control Valves, Line Valves, Electric Actuators, Instrumentation, Pumps, Blowers, Mechanical Seals, and Fluid Sealing applications. Career Growth Opportunities: With a growing network of brands across North America, Flow Control Group provides opportunities for advancement, cross-functional experience, mentorship, and professional development in a supportive environment where your contributions make an impact.

Flow Control Group

Applications Engineer

Enterprise Holdings Inc

Principal Engineer Systems

Freedom Technology Solutions Groups is looking to add a Firewall Engineer to support both corporate and customer leadership to research, analyze, and implement enterprise-wide network security solutions/capabilities/enhancements to support customer business/mission goals and objectives. BA/BS Degree and typically between Two (2) and Eight (8) years of related technical experience in Network Security with large-scale enterprise/global networks in a high-paced, diverse environment.

Freedom Technology Solutions Group

Firewall Engineer 792

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This position requires access to ITAR controlled technical data, and as such, employment will be contingent upon the candidate's ability to access ITAR controlled technical data pursuant to an export license approved by the Directorate of Defense Trade Controls. Focus: The Electrical Engineer Co-Op supports maintenance and production with reliability, design, and maintenance of instrumentation and electrical systems to ensure safe and efficient operations.

HOUR

Olin Corporation

Winchester Electrical Engineer 6-Month Co-Op - 2027

If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please direct your inquiries to Midland States Bank Human Resources at HR@midlandsb.com. The AI Solutions Engineer Intern will support the AI team in prototyping, testing, and delivering practical artificial intelligence solutions that help safely embed AI into business workflows across the Bank.

Midland States Bancorp, Inc.

Intern - AI Solutions Engineer

B.S. degree in engineering, manufacturing, or a related technical discipline5+ years in an engineering/design or manufacturing/process role5+ years in a Supplier Quality, Quality Assurance, or Supply Chain roleExpertise applying and executing 8D, PPAP, APQP, control plans, and other quality toolsAuditing experience, including quality system elements, process audits, and PPAP auditsStrong problem-solving skills and expertise with root cause corrective action toolsWorking knowledge of registered quality systems such as ISO 9001:2015 and IATF 16949Ability to lead, coach, and communicate with all levels of a supplier's organization, from operator to President/CEOCapable of representing the supplier quality function during customer audits and project workDesire and ability to travel domestically and internationally up to 50%. Part of a global thermal solutions leader founded in 1922, our heaters, sensors, and controls power industries like semiconductor, aerospace, energy, and industrial equipment.#PoweredByPossibilityWe are hiring a: Senior Supplier Quality Engineer, New Product DevelopmentSt.

Watlow Controls

Sr. Supplier Quality Engineer, New Product Development (Npd)

We are committed to this level of quality in both our product line and customer service, and focus our resources on investigating and implementing new coil coating technologies, developing unique coatings, ink and film systems, and designing multifaceted prints while reducing the cycle time to market. We are seeking a results-driven Reliability Engineer to join our Engineering & Maintenance team to support the maintenance and reliability efforts across fourteen coil coating facilities.

Precoat Metals

Reliability Engineer

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AI-Driven Automation: Research, design, and implement automated workflows, pipeline triaging, and developer tooling using AI models (such as Claude and Gemini) integrated via Model Context Protocol (MCP). Louis with regional offices in North America, the UK/Europe and Asia Pacific, Exegy has the global footprint to deliver world-class support and managed services to its customer base of elite financial market participants.

Exegy

Senior DevOps Engineer

Our Engineering staff has provided economical and efficient designs for numerous projects, ranging from single family residential, large commercial and industrial developments and municipal projects. The team at THD Design Group provides Civil Engineering Design, Geotechnical Engineering, Land Surveying and Construction Management for both the public and private sectors.

THD Design Group

Civil Designer/Engineer

Talent Acquisition

Engineers provide 24-hour response to machinery and system issues and oversee the operation, maintenance, and troubleshooting of all vessel equipment, including pumps, motors, engines, electrical and plumbing systems, water makers, marine safety devices, elevators, electronics, launches, rescue craft, and other critical systems. American Cruise Lines is seeking Engineers for our growing fleet sailing unique itineraries along inland and coastal waterways of the East Coast, Pacific Northwest, Columbia-Snake Rivers, Great Lakes, and Mississippi-Ohio-Cumberland-Tennessee-Arkansas Rivers.

American Cruise Lines, Inc.

Engineer - Unlicensed

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: • Abide by Mastercard's security policies and practices; • Ensure the confidentiality and integrity of the information being accessed; • Report any suspected information security violation or breach, and. In this role, youll combine hands-on software engineering with deep quality engineering expertise to define and execute comprehensive validation strategies across functional behavior, transaction integrity, resiliency, performance, failover, recovery, monitoring, and production readiness.

Lead Software Engineer

We recruit the kind of technologists and operators you'd bet on as solo founders - people who turn ambiguous problems into shipping code, iterate faster than markets move, and compound their advantage with every data point. You'll build streaming and batch ingestion, run the Iceberg lakehouse on Starburst Galaxy, and ship reliable, well-tested dbt layers that analytics engineers and analysts build on-leveraging AI to accelerate development, QA, and operations.

Varsity Tutors is a live learning platform that connects students with personalized instruction to accelerate academic achievement. To date, students have accessed more than one million hours of live 1:1 instruction. Additionally, through the company's free online learning tools and mobile applications, Varsity Tutors has created a learning ecosystem of more than 100,000 free practice questions, answers, and explanation sets across 150 subjects and tests. Varsity Tutors was founded in 2007 at Washington University in St. Louis. For more information visit <a href="http://www.varsitytutors.com/" mns_rt="Company" target="_blank" >varsitytutors.com</a>

Varsity Tutors recently closed a $50M Series C funding round, bringing its total funding to $107M. The round was led by Learn Capital, with participation from The Chan Zuckerberg Initiative and existing investor TCV. The funds will enable Varsity Tutors to further its vision of seamlessly connecting experts and learners in any subject, anywhere, at any time.

Support Engineer Jobs in Saint Charles, MO

Integrations Engineer Clayco

Stress Liaison Service Engineer CS SVC Tech Spec II St. Louis (CPS) Gulfstream Aerospace Corporation

Lead Site Reliability Engineer Mastercard Inc

Software Engineer UnitedHealth Group Inc.

Principal Engineer - Systems Enterprise Holdings

Application Engineer The Weir Group Plc

Embedded Software Engineer, Electronics Engineering Nidec Motor Corporation

Applications Engineer I Nidec Motor Corporation

Applications Engineer Flow Control Group

Principal Engineer Systems Enterprise Holdings Inc

Firewall Engineer 792 Freedom Technology Solutions Group

Winchester Electrical Engineer 6-Month Co-Op - 2027 Olin Corporation

Intern - AI Solutions Engineer Midland States Bancorp, Inc.

Sr. Supplier Quality Engineer, New Product Development (Npd) Watlow Controls

Reliability Engineer Precoat Metals

Senior DevOps Engineer Exegy

Civil Designer/Engineer THD Design Group

Engineer - Unlicensed American Cruise Lines, Inc.

Lead Software Engineer Mastercard Inc

Senior Data Engineer Varsity Tutors LLC

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