Lead Site Reliability Engineer-2 MasterCardLead Site Reliability Engineer-2O'fallon, MO$122,000–$207,000 / yearAll 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.
Senior Site Reliability Engineer, Performance Engineering MasterCardSenior Site Reliability Engineer, Performance EngineeringO'fallon, MO$96,000–$163,000 / yearAll 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. Partner with site reliability engineers and performance engineers to test and tune ABU services before production release through automated test suites, system design consulting, bottleneck analysis, chaos testing, capacity planning, and launch reviews.
Staff Software Engineer / Architect Echo IT Solutions, IncStaff Software Engineer / ArchitectSt. Louis, MOThis role is hands on and focused on rewriting and re architecting existing systems using modern Java, Spring Boot, and cloud native patterns on AWS. We are looking for a staff level software engineer / architect to lead the modernization of a largescale, mission critical Java platform.
NewSenior Network Engineer Macpower Digital Assets Edge Private LimitedSenior Network EngineerEdwardsville, IL$93,600–$104,000 / yearThe ideal candidate will maintain high accuracy and consistency while supporting high-volume deployment activities, process documentation, and cross-functional collaboration. Collaborate closely with quality assurance teams, operations teams, and project stakeholders to resolve issues and meet delivery timelines.
Platform Engineer AMroute LLCPlatform EngineerSt. Louis, MOProvide structured knowledge transfer (KT) sessions to client teams on all core platform components, including: Kubernetes architecture, operations, and troubleshooting. Highly skilled AI Infrastructure Engineer to design, build, and operate scalable GPU-enabled Kubernetes platforms for AI/ML workloads.
Structural Engineer LuxusStructural EngineerSaint Louis, MOKeywords: Structural Engineer, PE License, EIT, Revit, AutoCAD, Structural Analysis, St. Louis Engineering Jobs, ESOP, Building Design, Civil Engineering, AEC Industry, Government Projects, Institutional Design, BIM, Structural Systems. In this role, you will do more than design systems; you will steer the technical evolution of diverse projects—ranging from high-security government facilities to vibrant recreational spaces—ensuring every beam and column meets the highest threshold of innovation and safety.
Senior Software Engineer Abode Techzone LLCSenior Software EngineerSt. Louis, MOThis role is ideal for a full-stack engineer who thrives in fast-paced technical environments, enjoys solving complex engineering challenges, and has experience building cloud-native applications with modern development practices. You will play a key role in designing new capabilities, enhancing existing systems, integrating external services, and collaborating with cross-functional teams to deliver secure and reliable solutions.
Manufacturing Engineer BelcanManufacturing EngineerSaint Louis, MO$45–$55 / hourJob Title: Senior Manufacturing EngineerLocation: St. Louis, MO 63110Pay Rate: $45.00-55.00/hourShift: 1stEmployment Type: Full Time, W2/Direct or W2/Contract #AerospaceManufacturing #ModelBasedDefinition #DefenseEngineering Job Summary:We are seeking experienced Manufacturing Engineers to support our customer's high visibility aircraft program in St. Build Plan Reviews: Work with cross-functional teams to ensure all engineering requirements are captured in planning and production is fully prepared for Day 1 jig-load.* FAI Reviews (Optional): Support First Article Inspection (FAI) planning updates, integrating quality inputs and finalizing documentation where applicable.*
/Process Engineer Airgas Inc/Process EngineerJapan, MOA key role supporting the entire product lifecycle, from proposal and product development strategy alignment to on-site commissioning, by creating critical process design documentation and capitalizing on performance data for continuous improvement. Product Development support: align the product concept / strategy with Product Team (in the same Product Line) and issue the relevant document for the inquiry / other engineering activities.
Mechanical Preconstruction Manager ClaycoMechanical Preconstruction ManagerSt. Louis, MOWith $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. The Mechanical Preconstruction Manager will participate in all aspects of the preconstruction process for mechanical systems to develop accurate, detailed cost estimates, often based on conceptual or schematic designs with a focus on heavy/ advanced manufacturing, industrial and mission critical projects.
Elastic Data Engineer Meridian TechnologiesElastic Data EngineerScott AFB, ILDevelop and manage data solutions using Confluent Kafka, Elastic Stack, AWS, and Red Hat OpenShift (Kubernetes), including pipelines, Kibana dashboards, and frontend components (React, JavaScript, HTML). Primary Responsibilities Design, build, and maintain scalable data pipelines and systems to ingest, process, and transform large, complex datasets from multiple sources.
Senior Project Engineer, Steel Procurement ClaycoSenior Project Engineer, Steel ProcurementSt. Louis, MOWith $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. The Senior Project Engineer – Steel Procurement is an advanced, on-site leadership role responsible for overseeing and executing steel procurement logistics, delivery coordination, and material verification across complex or large-scale projects.
Quality Engineer - Supervisor Control Devices LLCQuality Engineer - SupervisorWebster Groves, MOFull timeAbout Control Devices, LLCControl Devices (or "CDI"), an HBM Holdings company headquartered in Greater St. Louis, is a leading designer and manufacturer of engineered flow control solutions in the compressed gas, compressed air, oil & gas, and liquid controls markets. Position Title: Quality Engineer/SupervisorDepartment: QualityLocation: 1450 Carr Lane Ct St Louis Mo 63102Reports To: Director of QualityClassification: Salary - Exempt Position Summary:This position is responsible for the overall quality of manufactured medical products.
Product Engineer Walker Products Inc.Product EngineerPacific, MOFull timeCreates and revises prints and database information for new sensor applications and new vehiclesCompletes the supporting documentation for the print packages, which includes the BOM's, the print checklists, and the wiring diagrams, schematics, custom fabrication drawingsCreates schematic and system drawings using schematic CAD programModifies existing applications where needed, initiates modifications when neededSupports the manufacturing area on sensor design, packaging, and test issuesContinual improvement in meeting the timing requirements and accuracy for the above items ADDITIONAL RESPONSIBILITIESEvaluates engine components on vehiclesDevelops and maintains a system for tracking timing and backlogDevelops designs for new sensor subcomponents where neededParticipates in the development of manufacturing systems for sensor subcomponentsDevelops tests, specifications, and procedures for engine componentsBecause of the changing nature of our business, this job description will inevitably change. KNOWLEDGE AND SKILL REQUIREMENTSFour-year technical degree or experience judged to be equivalentFamiliar with Excel, Access, and Word, Autodesk SoftwareGood electrical/electronic background with component level troubleshooting experiencePrevious experience with vehicles and engines Flexibility to handle a variety of work assignmentsPrevious experience with engine components is preferred Background and Drug Screen Disclaimer:As part of our commitment to maintaining a safe and drug-free workplace, all applicants for employment must undergo a background check and drug screen prior to being hired.
NewSenior Cybersecurity Engineer ClaycoSenior Cybersecurity EngineerSt. Louis, MO3-5 years of direct work-related Cybersecurity Operations experience, including hands-on experience administering and engineering Data Loss Prevention (DLP) and Cloud Access Security Broker (CASB) solutions, as well as Security Control Engineering (firewalls, email security gateways, WAFs, etc.). Partners with GRC and business units to map data flows, classify sensitive data, and address data-protection gaps by aligning DLP and CASB policies with regulatory and contractual requirements (e.g., GDPR, CCPA, HIPAA, PCI-DSS) and deploying specialized controls (encryption, tokenization, blocking, or quarantine) as needed.
Lead System Engineer - Biomedical WilsonHCGLead System Engineer - BiomedicalSaint Louis, MOBachelor’s degree in Computer Science, Data Engineering, Software Engineering, Biology, Microbiology, Clinical Laboratory Science, Biomedical Engineering, or a related technical or scientific field. Implements infrastructure as code (IaC) solutions using AWS CloudFormation, containerized applications (Docker/Kubernetes), and automated deployment workflows.
Millwork Engineer Merric Millwork & SeatingMillwork EngineerO'Fallon, MOFull timeTHIS POSTION REQUIRES PROFICIENCY IN MICROVELLUM DESIGN SOFTWARE** Job Duties/ResponsibilitiesCreate machinery (CNC & Saw) programs and any other relevant construction documents for custom millwork and casework using AutoCAD, Microvellum, and SolidWorks/SWOOD software. Additionally, Engineers need to have the ability to develop 2D AutoCAD shop drawings from architectural and interior design drawings for submittal and eventually construction.
Platform Engineer eTeam Inc.Platform EngineerSt. Louis, MOAs part of this group, the Platform Engineer IV designs, builds, and maintains the AWS infrastructure that underpins the IIA Data Lake, agent runtime environments, CI/CD pipelines, and graph database systems, and develops the utilitarian application code, automation, and internal tooling for those systems. · Manage cross-account connectivity, VPC networking, security groups, and IAM roles/policies to enable secure data flow between IIA, upstream data providers, and downstream consumers.
Civil - Structural Engineer. Karwell TechnologiesCivil - Structural Engineer.St. Louis, MOCoordination with Professional Engineer (PE), construction team, local vendors and other partners. Bachelor/Masters Degree in civil and structural engineering.
Roadway Project Engineer GBA CompaniesRoadway Project EngineerO'Fallon, ILOur people are passionate about delivering high-quality, technically sound solutions that improve the communities where we live, work, and play. We combine deep expertise with a commitment to mentorship, safety, and continuous improvement to create remarkable outcomes for our clients and meaningful growth for our people.