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Specialist, Aerospace Engineer - Aero Thermal Fluids

L3HARRIS Technologies

Canoga Park, CA · Posted October 7, 2026

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About the job

Job Title: Specialist, Aerospace Engineer - Aero Thermal Fluids

Job Code: 45512

Job Location: Onsite at Canoga Park, CA

Job Schedule: 9/80 Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

In a fast moving and increasingly complex world, L3Harris is anticipating and rapidly responding to challenges with agile technology – creating a safer and more secure future.

L3Harris’ Missile Solutions segment is seeking a dynamic Aero Thermal Fluids Specialist Engineer to work in the ATF (Aero Thermal Fluids) group based out of the Canoga Park, CA facility.

The department’s responsibilities include but are not limited to:

Utilizing a combination of commercial and in-house developed software tools, and/or hand calculation methods to correlate analysis models, review test results, present results at program reviews, and creation of technical documentation.

Perform analysis related to gas dynamics, heat transfer, computational fluid dynamics, aerothermodynamics, combustion, hydrodynamics, aerodynamics, and mechanical elements in support of space and defense programs.

Perform analytical predictions and simulations of rocket and high speed air-breathing propulsion systems using computer-based math and simulation models, deriving, creating, documenting, managing, planning verification of, and certifying design compliance to requirements and interfaces for development, production and operational environments.

Essential Functions:

Perform all or a combination of analysis related to heat transfer, computational fluid dynamics (CFD), combustion devices, and rotating machinery of space and defense systems with moderate oversight. Emphasis will be on analysis requiring knowledge of thermodynamics, heat transfer, and computational fluid dynamics. Responsible for utilizing a combination of commercial and in-house developed software tools, and/or hand calculation methods to correlate analysis models and review test data.

Produce analysis reports and test reports. Present analysis to both internal and external customers.

Support verification tests of propulsion systems and components. Work with designers and project engineers by providing analysis support.

Occasional travel may be required to support off-site testing (

Ability to obtain US Secret security clearance.

Qualifications:

Bachelor’s Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.

Preferred Additional Skills:

Bachelor’s/Master’s Degree in Mechanical or Aerospace Engineering.

Sound knowledge of fundamental principles related to thermodynamics, heat transfer, fluid dynamics, and combustion.

Functional proficiency programming in MATLAB / FORTRAN / Python / C++.

Functional proficiency utilizing ANSYS Workbench / SpaceClaim.

Functional proficiency utilizing Thermal Desktop and/or SINDA/FLUINT.

Basic proficiency/familiarity of LINUX & HPC systems.

Basic proficiency/familiarity utilizing CFD++ or similar CFD software.

Basic proficiency/familiarity utilizing Cadence Pointwise or similar pre-processing software.

Basic proficiency/familiarity utilizing ANSYS Ensight or similar post-processing software.

Current US Secret security clearance.

In compliance with pay transparency requirements, the salary range for this role in California is $88,500 - $164,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

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