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  • Lead, AI Data Engineer

    $138k - $221k

     ...Fraud Solutions Data Science team is responsible for developing Artificial Intelligence products to help issuers,...  ...following database technologies: PostgreSQL, Oracle, Hadoop Big Data Engineering experience Spark, Kafka, Hive, Impala, Sqoop, AirFlow, NIFI Experience... 
    Suggested
    Full time
    Part time
    Remote work
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    5 days ago

  • Lead Machine Learning Engineer, Recommendation Systems

    $165k - $215k

     ...Skilled with SQL and modern data warehouses (Snowflake, BigQuery, Redshift) plus data lakes ~ Familiarity with distributed computing (Spark, Ray) and LLM/AI Agent frameworks ~ Track record of improving business KPIs via ML-powered personalization ~ Experience with A/B... 
    Suggested
    Remote work

    Launch Potato

    O Fallon, MO
    5 days ago

  • Lead Machine Learning Engineer, Ad Performance

    $165k - $215k

     ...TensorFlow, PyTorch) ~ Familiarity with distributed data processing (Spark, Ray) and cloud infrastructure (AWS/GCP) ~ Strong analytical...  ..., relevance, and efficiency at global scale. Outcomes Develop and scale advertising algorithms that optimize engagement and... 
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    Remote work

    Launch Potato

    O Fallon, MO
    5 days ago

  • Mid-Level C++ Embedded Software Engineer

    $110.5k - $149.5k

     ...supporting the Boeing Commercial Airplanes (BCA) & Boeing Global Services (BGS) Software Engineering organization. The GVHMS team develops, fields and supports health management systems for defense platforms. The Central Maintenance Computing System (CMCS) is an on-... 
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    Permanent employment
    Interim role
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    Day shift

    BOEING

    Hazelwood, MO
    5 days ago

  • Data Engineer I, Launch Program 2026, St. Louis, MO

     ...specialize in building high-quality, scalable ETL pipelines, developing robust feature engineering workflows, and creating shared...  ...of Cloud or Big Data Technologies (Data Bricks, Spark in the Cloud, Hadoop) - Experience writing clean and testable code - Proficient... 
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    Work at office

    MasterCard

    O Fallon, MO
    7 hours ago

  • Platform Engineer II

    $75k - $125k

     ...database backup and recovery, performance tuning, and high availability configuration. Work with application development software to develop database architectures, coding standards, and quality assurance policies and procedures. Create models for new database development... 
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    Full time
    Part time
    Worldwide
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    Missouri Staffing

    O Fallon, MO
    5 days ago

  • Salesforce Developer - OFallon, MO

     ...Salesforce Developer Location: O'Fallon, MO Position Type: Full Time Interview Mode: Phone Salary + Benefits (HealthCare and PTO Etc.) US Citizen, Green Card and GC EAD preferred. No sponsorship available for this job, direct hire and NO 1099 or C2C (Please... 
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    Full time

    Staffing the Universe

    O Fallon, MO
    5 days ago

  • Lead AI Platform Engineer

     ...and governments realize their greatest potential. About the Role: Development: Lead and mentor a team of AI engineers in developing and deploying end-to-end AI solutions using low-code tools (e.g., Microsoft Copilot Studio, Power Platform) and pro-code... 
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    Full time
    Part time
    Worldwide
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    MasterCard

    O Fallon, MO
    5 days ago

  • Director, Database Engineering

    $138k - $230k

     ...performance tuning, and high availability configuration. Work with service deliver DBAs and application development software to develop database architectures, coding standards, and quality assurance policies and procedures. Create models for new database development... 
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    Full time
    Part time
    Flexible hours

    MasterCard

    O Fallon, MO
    6 hours ago

  • Senior Web Application Developer

     ...benefits package, including medical, dental, vision, life, 401k, and discounted tuition at Lindenwood University! We believe in developing our people and getting results. When it comes to leadership roles we believe in promoting from within, so you have the... 
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    Flexible hours

    CarShield

    Saint Peters, MO
    a month ago

  • Lead Software Engineer

    Lead Software Engineer Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices...
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    Full time
    Part time
    Work experience placement
    Worldwide
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    MasterCard

    O Fallon, MO
    6 hours ago

  • Lead, AI Security Engineer

    $138k - $221k

     ...lifecycle, including secure model training, validation, and deployment. Support security engineers in the evaluation of AI systems being developed and implemented. Compliance and Standards: Keep track of emerging industry standards, regulations, and best practices for AI... 
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    Part time
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    MasterCard

    O Fallon, MO
    7 hours ago

  • Software Engineer II

    $92k - $147k

     ...people, businesses and governments realize their greatest potential. Overview Core Payments of MasterCard is involved in developing Authorization, Clearing, Debit and other major functionalities for MasterCard. Analyze and create cutting edge solutions for... 
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    Part time
    Worldwide
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    Missouri Staffing

    O Fallon, MO
    5 days ago

  • Senior Software Engineer

    $115k - $184k

     ...recruiting & mentoring the team, owning the delivery of user stories, and performing code reviews. Role Responsibilities Design, develop, test, and deploy high-quality backend software solutions. Build and maintain RESTful APIs and microservices using Java and... 
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    Full time
    Part time
    Work experience placement
    Flexible hours
    3 days per week

    MasterCard

    O Fallon, MO
    3 days ago

  • Lead Software Development Engineer

     ...Description Job Description Hi, Greetings from Resource Informatic Group! We are urgently looking for a “Lead Front End Developer” in O’fallon MO. please go through with below JD & send me the matching profiles:   Job Description: Role : Lead Software Development... 
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    Work experience placement
    Remote work

    Resource Informatics Group Inc

    O Fallon, MO
    15 days ago

  • Senior/Lead Aerodynamics Engineer (Aero-Stability & Control Analyst)

     ...customers' requirements.  Join our team and become a Flight Engineer with unmatched opportunity and potential; you’ll be supported to develop and maintain specialized skills that may be applied across multiple product domains. You’ll benefit from exposure to a variety of... 
    Permanent employment
    Work experience placement
    Interim role
    Immediate start
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    13 days ago

  • Software Developer II (Full Stack, Accounting Software)

    $800 per month

    Software Developer II (Full Stack, Accounting Software) Join to apply for the Software Developer II (Full Stack, Accounting Software) role...  ...Data | Spring Boot | Cassandra | Kubernetes | Microservices | Spark | Databricks | .NET | Agile | Scrum | Time Series | Database |... 
    Contract work
    Temporary work
    Work at office
    Flexible hours
    3 days per week

    NISC

    Lake Saint Louis, MO
    5 days ago

  • Software Engineer (Experienced, Senior)

    $107.1k - $144.9k

     ...Engineers (Experienced, Senior) for a Phantom Works Proprietary program located in Berkeley, MO . This position will focus on developing Vehicle Management System (VMS) software to support the Boeing Defense, Space & Security (BDS) business organization. The... 
    Permanent employment
    Work experience placement
    Interim role
    Casual work
    Currently hiring
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    24 days ago

  • Mid-Level Systems Engineer Support Analyst

    $91.8k - $124.2k

     ...Hazelwood, Missouri or Berkeley, Missouri. As a Support Analyst in this organization, the candidate will have the opportunity to develop and implement systems engineering processes and tools for current and future development and production programs. These activities... 
    Permanent employment
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    15 days ago

  • Senior Software Engineer-Test & Verification

    $122.4k - $165.6k

     ...respectful and inclusive, with great opportunity for professional growth. Find your future with us.   Our amazing team of engineers develops, fields, and supports platform health management systems for the F/A-18, MQ-25, F-15, T-38, T-7, and proprietary platforms. Our... 
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    18 days ago

  • Lead oracle database engineer

    $112k - $187k

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions...
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    7 hours ago

  • Software Engineer - Simulation (Experienced, Senior)

    $110.5k - $149.5k

     ...the future? Build your career by helping us build the next generation of flight simulators to train our nation’s military pilots. Develop subsystems for Boeing Flight Trainers such as the Instructor/Operator Station, Brief/Debrief Station, Synthetic Environments, and... 
    Permanent employment
    Work experience placement
    Interim role
    Casual work
    Currently hiring
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    5 days ago

  • Data Engineer I, Launch Program 2026, St. Louis, MO

    $96k

     ...specialize in building high-quality, scalable ETL pipelines, developing robust feature engineering workflows, and creating shared...  ...of Cloud or Big Data Technologies (Data Bricks, Spark in the Cloud, Hadoop) Experience writing clean and testable code Proficient in... 
    Full time
    Part time
    Work at office
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    7 days ago

  • Software Engineer

    $103k - $121k

     ...As a trusted partner, our employees embody our core values by consistently delivering excellence, taking full ownership, and developing innovative solutions that enable critical missions and ensure the safety of our global customers and team members. Joining Tapestry... 
    Permanent employment
    Interim role
    Worldwide
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work
    Day shift

    BOEING

    Maryland Heights, MO
    7 days ago

  • Software Engineer

    $124.2k - $138k

     ...As a trusted partner, our employees embody our core values by consistently delivering excellence, taking full ownership, and developing innovative solutions that enable critical missions and ensure the safety of our global customers and team members. Joining Tapestry... 
    Worldwide
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    12 days ago

  • Applications Engineer, South Region

    Job Description Job Description Title: Applications Engineer I Reports to : Applications Coordinator Location : DMG MORI TC Hours : Monday through Friday, 8:00am to 5:00pm Classification : Non Exempt Travel : 25 – 50% Employment is conditioned...
    Monday to Friday
    Shift work

    DMG MORI USA, INC

    Chesterfield, MO
    26 days ago

  • Senior / Lead Aeroelasticity and Dynamics Engineer

     ...customers' requirements. Join our team and become a Flight Engineer with unmatched opportunity and potential; you’ll be supported to develop and maintain specialized skills that may be applied across multiple product domains. You’ll benefit from exposure to a variety of... 
    Permanent employment
    Work experience placement
    Interim role
    Immediate start
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    15 days ago

  • Mid-Level Structural Analysis Engineer

    $95.2k - $128.8k

     ...~Verification of structural integrity by using analytical methods, finite element models/simulations and other analysis tools to develop and maintain the characteristics and performance of the components. ~Supports in-service products by investigating failures and analyzing... 
    Permanent employment
    Work experience placement
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    15 days ago

  • Lead/Principal Structural Analysis Engineer

    $136.85k - $185.15k

     ...Lead/Principal Structural Analysis Engineer to join our team Phantom Works teams in Hazelwood, MO. Phantom Works programs develop complex, highly integrated, advanced systems, enabling future growth for Boeing and our Department of Defense (DoD) Customers. Individuals... 
    Permanent employment
    Work experience placement
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    21 days ago

  • Senior Software Engineer - C#

     ...ongoing execution of applications and services, aligning closely with therequirements identified to meet business needs. Design, develop, modify, implement, and support software components anywhere in the software stack. Participate in the development and... 

    The Timberline Group Company

    Wildwood, MO
    4 days ago