Senior Combustion Aerodynamics Engineer (Test & CFD)

Hyliion Inc.; Cincinnati (OH); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Medical plans

Dental plans

Vision plan

Life Insurance

Disability insurance

401k

FSA

HSA

Voluntary accident plan

Voluntary critical illness plan

Hospital indemnity plan

Job summary

Hyliion Inc. in Milford, OH is seeking an Advanced Engineer, Combustion Aerodynamics to contribute to the KARNO generator’s reactor and oxidation system.

The role executes combustion aerodynamics test campaigns, analyzes experimental and simulation data, and supports development and validation of combustion hardware. You will work with mechanical, thermal, and performance engineering to translate data into system design decisions and support emissions testing for regulatory certification

Qualifications

• Bachelor's degree in Aerospace, Mechanical, or Chemical Engineering.
• 5–10 years of engineering experience in combustion testing, laboratory instrumentation, or combustion system development.
• Experience in aerospace, power generation, industrial combustion, or similar technical environments.

Responsibilities

• Execute combustion aerodynamics test campaigns, including instrumentation setup, experiment execution, data collection, and documentation of results.
• Support development and validation of reactor and oxidation system, including fuel/air mixing characterization, emissions measurement, and heat release analysis.
• Operate and maintain laboratory facilities used for combustion aerodynamics system development and support expansion of lab capability.
• Apply 1D reactor network models (CANTERA or CHEMKIN) to finite-rate chemistry analysis and correlate simulation predictions with experimental results.
• Use CFD tools (ANSYS Fluent or CFX) to support aerodynamic and thermal analysis of combustion and oxidizer geometry.
• Support emissions testing and data reporting for regulatory certification efforts, including EPA, CARB, and SCAQMD requirements.
• Collaborate with mechanical, thermal, and performance engineering teams, providing combustion data and analysis that informs broader system design decisions.
• Participate in technical reviews, including data summaries, presentation of findings, and design trade-off discussions.
• Support design review of combustion-relevant hardware, including print review for tolerance and material alignment.
• Support supplier interactions and procurement of laboratory and prototype hardware as needed.
• Additional duties as assigned to support business.

Skills

Combustion fundamentals

Laboratory instrumentation

1D reactor models

CFD tools

Fluid & thermal systems

3D CAD NX

Emissions testing knowledge

Data quality & repeatability

Technical communication

Test campaign ownership

Education

Bachelor's degree in Aerospace, Mechanical, or Chemical Engineering

Master's degree in a related engineering discipline

Tools

CANTERA

CHEMKIN

ANSYS Fluent

ANSYS CFX

NX

Job description

Hyliion Inc. in Milford, OH is seeking an Advanced Engineer, Combustion Aerodynamics to contribute to the KARNO generator’s reactor and oxidation system.

The role executes combustion aerodynamics test campaigns, analyzes experimental and simulation data, and supports development and validation of combustion hardware. You will work with mechanical, thermal, and performance engineering to translate data into system design decisions and support emissions testing for regulatory certification