Machine Learning Engineer

Ontrac Solutions

Machine Learning Engineer

Chicago, IL
Full Time
Paid
  • Responsibilities

    Ontrac Solutions is seeking Machine Learning Engineers to support an urgent staff augmentation engagement for one of our clients.

    This role is ideal for junior-to-mid-level engineers with strong Google Cloud Platform experience and a focus on building, maintaining, and supporting production-grade machine learning systems.

    The selected engineers will work under the direct guidance of a Staff ML Architect and will focus heavily on daily MLOps execution, pipeline maintenance, model reliability, and production support for a high-traffic digital platform.

    Required Credentials

    • 2+ years of experience in machine learning engineering, data engineering, software engineering, or a related technical role.
    • Hands-on experience supporting production or near-production ML systems.
    • Bachelor's degree in Computer Science, Engineering, Data Science, Machine Learning, or equivalent practical experience.

    Required Qualifications

    • Solid hands-on experience with the GCP ecosystem , particularly Vertex AI components such as Workbench, Pipelines, and Model Registry.
    • Proficiency with modern ML frameworks, including PyTorch or similar technologies.
    • Experience with containerization tools, especially Docker , for automated builds and deployments.
    • Practical experience managing data processing workflows using Apache Spark and Airflow.
    • Understanding of MLOps best practices, including model deployment, monitoring, training workflows, inference support, and pipeline reliability.
    • Familiarity with real-time model serving and infrastructure tools such as Triton Inference Server and Terraform is highly preferred.
    • Strong problem-solving skills with the ability to troubleshoot, maintain, and optimize ML pipelines in a production environment.
    • Collaborative mindset with the ability to execute technical tasks reliably under the guidance of a senior architect.

    Key Responsibilities

    • Support the design, deployment, monitoring, and maintenance of machine learning models in a high-traffic production environment.
    • Maintain, troubleshoot, and optimize end-to-end ML pipelines from raw data ingestion through offline and online model evaluation.
    • Execute daily MLOps tasks, including model training, inference support, pipeline monitoring, and deployment maintenance.
    • Work with tools such as GCP, Vertex AI, Spark, Airflow, Docker, PyTorch , and related MLOps technologies.
    • Build and manage automated containerized deployments to support continuous model operations.
    • Partner closely with the Staff ML Architect and other ML Engineers to ensure models are reliable, scalable, and production-ready.
    • Help identify and resolve performance, reliability, and scalability issues across ML workflows and infrastructure.

    Preferred Qualifications

    • Prior experience supporting high-traffic digital platforms or consumer-facing products.
    • Experience with Triton Inference Server , Terraform , or similar infrastructure and real-time serving tools.
    • Experience working in staff augmentation, consulting, or fast-moving client-facing environments.
    • Strong interest in building reliable, production-grade ML systems rather than only experimental or research-focused models.

    About Ontrac Solutions

    Ontrac Solutions is a strategic consulting and technology solutions firm helping companies Innovate. Create. Elevate. through digital product consulting, cloud solutions, AI-based data solutions, and staff augmentation.

    We partner with clients to bring the right technical expertise, execution support, and strategic guidance to complex business and technology initiatives.