17 performance modeling engineer jobs at 9 companies in Elmhurst, IL
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Principal/Sr. Principal Modeling & Simulation Systems Engineer
Rolling Meadows, Illinois, United States
$109k-$163k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOEUS citizen with active Secret clearance; BS/MS/PhD in STEM with 5+/3+/1+ years respectively; experience developing algorithms, performance models, and technical presentations; proficiency in MATLAB, Python, and C/C++.
Principal/Sr. Principal Modeling & Simulation Systems Engineer
Rolling Meadows, Illinois, United States
$109k-$163k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEUS citizen able to obtain/maintain Secret clearance; BS/MS/PhD in STEM with 5+ / 3+ / 1+ years (Principal) or 8+ / 6+ / 4+ years (Sr Principal); experience developing algorithms and performance models; proficiency in MATLAB, Python, and C/C++.
Invenergy: Develops, builds, and operates large-scale sustainable energy infrastructure projects.
3+ YOEBachelor's in electrical engineering, 3+ years performing power system studies, experience with PSS/E, PSLF, PSCAD, ASPEN Oneliner, knowledge of EHV/HV systems, ability to travel up to 15%, and U.S. work eligibility required.
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOESTEM degree with related experience, proficiency in modeling and simulation tools and languages, security clearance (Secret) and ability to perform system-level analysis and testing.
Senior Project Engineer - Grid Modelling and Compliance
Chicago or Denver
$125k-$155k/yrOnsiteFull Time
Invenergy: Develops and operates utility-scale renewable and clean energy projects.
5+ YOEBachelor's in electrical engineering, 5+ years performing power system studies, experience with PSS/E, PSLF, PSCAD, ASPEN Oneliner, knowledge of EHV/HV systems, project coordination, and up to 15% travel.
Senior Project Engineer - Grid Modelling and Compliance
Chicago or Denver
$125k-$155k/yrOnsiteFull Time
Invenergy: Develops, builds, and operates large-scale sustainable energy infrastructure projects.
5+ YOEBachelor's in electrical engineering, 5+ years performing power system studies, experience with PSS/E, PSLF, PSCAD, ASPEN Oneliner, knowledge of EHV/HV systems, project coordination, and occasional travel (up to 15%).
Senior Staff Engineer, Grid Modelling and Compliance
Chicago, Illinois, United States
$90k-$110k/yrOnsiteFull Time
Invenergy: Develops, builds, and operates large-scale sustainable energy infrastructure projects.
2+ YOEBachelor's in electrical engineering, 2+ years performing power system studies, experience with PSS/E, PSLF, PSCAD, ASPEN Oneliner, knowledge of EHV/HV systems, travel up to 15%, and U.S. work authorization.
Senior Staff Engineer, Grid Modelling and Compliance
Chicago, Illinois, United States
$90k-$110k/yrOnsiteFull Time
Invenergy: Develops and operates utility-scale renewable and clean energy projects.
2+ YOEBachelor’s in electrical engineering, 2+ years performing power system studies, experience with PSS/E, PSLF, PSCAD, ASPEN Oneliner, knowledge of EHV/HV systems, ability to travel up to 15%, and U.S. work authorization required.
New York or Chicago or Boston or Toronto or London
$130k-$147k/yrHybridFull Time
Curinos: Providing data-driven decision intelligence for global financial institutions.
Experience operationalizing production ML/AI on Databricks, MLflow, Databricks Model Serving; strong Python, Spark, SQL; CI/CD and monitoring for model performance, safety, and governance.
Databricks, Databricks Workflows, Delta Lake, Delta Live Tables, Asset Bundles, Unity Catalog, Genie Code, MonteCarlo, Fiddler, MLflow, Databricks Model Serving, Python, Spark, SQL, Jenkins, shell, Yarn, AWS, chatGPT, Claude, Copilot
Home Chef: Delivers pre-portioned ingredients and recipes for home-cooked meals.
3+ YOEFour-year related degree, multiple years in data modeling and database performance, advanced data transformations, SQL, Python, troubleshooting, stakeholder influence, and organized work practices.
4+ YOE4+ years building data warehouse/lake solutions and production data pipelines; expert SQL, Snowflake, and Python; ETL/ELT and CI/CD experience; strong data modeling, performance tuning, and mentoring skills.
ChubbNYSE: CB: Provides property, casualty, and life insurance and reinsurance services globally.
7+ YOE7+ years SQL and ETL development experience; expertise in SQL Server, Azure SQL, SSIS, data modeling, performance tuning, complex SQL, and strong communication and leadership skills.
AmountNYSE: FIS: Provides digital origination and lending software for financial institutions.
2+ YOEManage and resolve production incidents, perform root cause analysis, query databases with advanced SQL, use Postman and monitoring tools, coordinate cross-functional stakeholders, and support 24/7 staffing model.
Sargent & Lundy: Provides engineering and consulting services for the power industry.
10+ YOE10+ years mechanical design experience, Associate's in drafting or HS diploma with drafting coursework/equivalent experience, proficiency with 3D plant layout modeling, ability to coordinate design deliverables and perform field walkdowns; U.S. work authorization required.
Panduit: Manufactures infrastructure products for data centers and industrial networks.
2+ YOE2 years fabricating experience with CNC press brake, waterjet, and laser/punch; ability to read engineering drawings, perform inspections, and convert 3D models to flat patterns using CAD/CAM.
Glastonbury or Albany or Chicago or Cleveland or Boston or Atlanta or Tampa or Columbia or Indianapolis or Detroit
$100k-$160k/yrRemoteFull Time
Next 150 Construction Services: Provides self-perform construction labor, equipment, and material services.
5+ YOEBachelor's degree in engineering or construction management and 5–10+ years of relevant experience. Requires estimating leadership, conceptual pricing, take-off software, cost modeling, and presentation skills.