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26 cfd engineer jobs at 16 companies in Dayton, OH

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Thermal & CFD Engineer – Gas Turbines
Cincinnati, Ohio, United States
$76k-$92k/yr RemoteFull Time
Quest Defense
Quest Defense: Provides specialized engineering services for aerospace and defense industries.
3+ YOE3-6 years thermal/CFD experience, BS in Mechanical/Aerospace Engineering, familiarity with heat transfer and fluid dynamics, gas turbine exposure preferred, US citizenship required.
ANSYS Fluent, CFX, Star-CCM+, MS Excel, MS Office
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Research and Development Engineer (CFD)
Springfield or Dayton
$130k-$160k/yr OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: A technical services firm providing research and development engineering for defense and intelligence programs.
4+ YOEU.S. citizen with active TS/SCI (CI polygraph eligible), Bachelor's in relevant STEM, 4+ years DoD/IC experience, hypersonics and CFD proficiency, project management and strong communication skills.
CFD, GEOINT
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Research and Development Engineer (CFD)
Springfield or Dayton
$130k-$160k/yr OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
4+ YOEBachelor's in relevant STEM field, 4+ years experience in DoD/IC programs, strong hypersonic aerothermodynamics knowledge, proficiency with high-fidelity CFD tools, project management, and strong communication/teamwork skills.
CFD, GEOINT
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CFD Solver Developer (Computational Physics)
Cincinnati or Livonia or Troy or Wilsonville
$110k-$198k/yr HybridFull Time
Siemens
SiemensXETRA: SIE: Manufactures industrial automation, infrastructure, and energy technology systems.
Expertise in numerical methods for transport physics, GPU/CUDA and MPI parallel programming, LBM and DEM experience, multiphase modeling, computational geometry, and high-performance code development.
Lattice Boltzmann Methods (LBM), Discrete Element Method (DEM), CUDA toolkit, MPI, GPU
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Product Engineer
Hamilton, Ohio, United States
OnsiteFull Time
ThyssenKrupp Marine Systems
ThyssenKrupp Marine SystemsFrankfurt Stock Exchange: TKMS: Manufacturer of naval submarines and surface vessels.
Bachelor’s in Mechanical Engineering, proven automotive component design experience, knowledge of materials, GD&T, CAD, FEA/CFD, Microsoft Office, project management, safety and export compliance.
GD&T, CAD, FEA, CFD, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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Sr Mechanical Engineer
Dayton or Miamisburg
HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
10+ YOEBachelor's in mechanical/aerospace engineering, 10+ years mechanical engineering experience, CAD and Computer Aided Engineering proficiency, experience with FEA/CFD and GD&T preferred, aerospace/regulatory familiarity, ability to obtain required U.S. authorizations.
CAD, Computer Aided Engineering, Finite Element Analysis (FEA), Computational Fluid Dynamics (CFD)
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Product Engineer
Hamilton, Ohio, United States
OnsiteFull Time
thyssenkrupp
thyssenkruppFrankfurt Stock Exchange: TKA: Global industrial group providing engineering and materials solutions.
Experience in automotive component design, suspension systems, CAD, FEA/CFD analysis, ability to read GD&T and drawings, strong project management and communication skills, Bachelor's in Mechanical Engineering preferred.
CAD, FEA, CFD, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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Forward Deployed Engineer
Dayton, Ohio, United States
$143k-$165k/yr OnsiteFull Time
Istari Digital: Provides digital engineering software for aerospace and defense industries.
Strong software fundamentals; hands-on with CAD/CFD/FEM toolchains; comfortable in ambiguous, fast-moving environments; on-site with customers in US defense/aerospace; citizenship required; clearance eligibility preferred.
CAD, CFD, FEM, software engineering tools
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Engineer Lead
Sidney, Ohio, United States
HybridFull Time
Copeland
Copeland: Provides compression and control solutions for climate technologies.
4+ YOEMaster's or PhD in Mechanical/Aerospace Engineering, 4+ years in rotordynamics or turbomachinery, expertise in rotordynamic modeling, seal and bearing design, FEA/CFD knowledge, experience with AxSTREAM, XLROTOR, MATLAB, ANSYS, and familiarity with API standards.
AxSTREAM, XLROTOR, MATLAB, ANSYS
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Design Engineer III
Tipp City or Fort Wayne
HybridFull Time
Regal Rexnord
Regal RexnordNYSE: RRX: Manufacturer of electric motors and motion control systems.
7+ YOEBachelor’s in Mechanical Engineering, 7+ years mechanical design experience with rotating machinery, sound/vibration testing, CAD (SolidWorks), FEA/CFD familiarity, strong communication and project management skills.
SolidWorks, Microsoft Teams, Microsoft Word, Microsoft Excel, Microsoft SharePoint, Microsoft Projects, ANSYS, Siemens SimCenter, LabVIEW
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Engineer Mechanical 2
Dayton or Beavercreek or Fairborn or Riverside or Ohio
$73k-$93k/yr OnsiteFull Time
HII
HIINYSE: HII: Builds naval ships and provides global defense technology solutions.
2+ YOEBachelor's degree with 2 years relevant experience or master's degree with no experience. Requires mechanical design, engineering analysis, FEA/CFD software, and Secret clearance; TS/SCI eligibility required.
ANSYS, SolidWorks Simulation, Flow Simulation, SolidWorks, AI/ML
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Lead, Applications Engineer
Mason, Ohio, United States
OnsiteFull Time
SPX Technologies
SPX TechnologiesNYSE: SPXC: Supplies industrial infrastructure for HVAC and measurement markets.
3+ YOE3+ Mgmt3+ years HVAC or engineered equipment applications experience, 3+ years leading engineers, HVAC system and fan selection expertise, ability to review designs and ensure compliance with codes and standards.
CFD, AutoCAD, SolidWorks, ERP systems, CRM systems
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Aerospace Engineer
Dayton or United States
OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
2+ YOERequires 2+ years in aerospace guidance, navigation, or control; engineering bachelor's degree; Python; aerospace or missile systems knowledge; AI/ML concepts; and active TS/SCI clearance with polygraph eligibility.
Python, MATLAB, C++, High-Performance Computing (HPC), computational fluid dynamics (CFD)
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Engineer Liquid Cooling
Florence, Kentucky, United States
OnsiteFull Time
Jabil
JabilNYSE: JBL: Provides manufacturing and supply chain solutions for global brands.
10+ YOEBachelor's in Mechanical/Chemical Engineering, 10+ years process engineering with chilled water/glycol systems, data center or high-reliability industry experience, strong thermodynamics/fluid mechanics/heat transfer knowledge, process control and continuous improvement expertise.
BMS, SCADA, CFD
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Chemical Kinetics Modeling Engineer
Dayton, Ohio, United States
OnsiteFull Time
University of Dayton: Catholic research university providing undergraduate and graduate higher education.
3+ YOEM.S. in chemical/mechanical/chemistry or related plus 3+ years (or B.S. plus 5+ years); proficiency with Cantera/Chemkin, Python, CFD, experimental data processing; U.S. citizenship and ability to obtain DoD clearance.
Cantera, Chemkin, ANSYS Fluent, Python, GCxGC, CFD
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Principal Build & Release Engineer
Evendale or Lynn or Grand Rapids
$152k-$202k/yr OnsiteFull Time
GE Aerospace
GE AerospaceNYSE: GE: Designs and manufactures jet engines and aerospace systems.
10+ YOEBachelor's in CS/STEM, 10+ years engineering experience, production AI/ML systems and end-to-end service delivery, strong software and DevSecOps/MLOps skills, US person and ability to obtain security clearance required.
Python, C++, Rust, Go, Java, AWS, Azure, GCP, Docker, Kubernetes, CI/CD, MLflow, Kubeflow, LLM, CFD, FEA, PLM
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(Summer-2027) Modeling & Simulation Co-op
Cincinnati, Ohio, United States
OnsiteInternship
Kinetic Vision
Kinetic Vision: Integrated engineering and technology firm delivering advanced product innovation.
Currently enrolled university student in mechanical/aerospace engineering; familiarity with FEA/CFD/DEM, physical testing, and listed tools; strong analytical and communication skills.
Ansys, Abaqus, LS-Dyna, OpenRadioss, Rocky DEM, Catia, HyperWorks, Python, Instron
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Senior Manager, Engineering (Die Head & Tooling)
Batavia, Ohio, United States
OnsiteFull Time
Milacron
Milacron: Manufactures and services industrial plastic processing and molding machinery.
8+ YOERequires 8+ years of engineering experience, a bachelor's degree in mechanical or manufacturing engineering, extrusion and tooling expertise, product development experience, structured problem solving, and cross-functional leadership.
Creo, Windchill, SolidWorks, AutoCAD, ANSYS, CFD
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Pre-Award: Operations Research/Systems Analysis (ORSA) Tech
Aberdeen or Washington or Tampa or Bedford or Dayton
OnsiteFull Time
Barbaricum
Barbaricum: Provides technology and mission support to federal national security agencies.
5+ YOEActive DoD Top Secret/SCI clearance, bachelor's degree in an appropriate field, 5 years' experience, and experience with engineering analysis (CAD, FEA, CFD), modeling and simulation, software/tool development, instrumentation, and knowledge management across NIPRNet/SIPRNet/JWICS.
CAD, FEA, CFD, NIPRNet, SIPRNet, JWICS
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