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Senior Specialist, Aerospace Engineer (Thermal Analysis)

Huntsville, Alabama
Full Time On-site

Summary

Job Description

In this role, you will utilize your extensive technical expertise and specialized knowledge in the field of thermal and fluids analysis of solid rocket motor (SRM) components and systems. You will apply your skills to contribute to the development of company objectives and principles, aiming to achieve goals with a focus on solid rocket propulsion. You will employ advanced technical principles, theories, and concepts, to complete CFD and thermal analysis for the SRM systems. You will contribute to the creation of innovative principles, ideas, and analytical methods. You will provide solutions to highly complex technical challenges and sensitive issues that demand a significant degree of ingenuity, creativity, and innovation. The challenges you face will often be unique, and your solutions may set a precedent for future decisions.

Essential Functions:

  • Lead complex projects and work with general oversight.

  • Communicate effectively with internal (program office, chief engineers, etc.) and external customers.

  • Drive the design from conceptual phase through detailed design.

  • Complete and be familiar with hand calculation methods to perform initial sizing and verifications.

  • Perform detailed thermal analysis using proprietary codes based on aerothermal tools such as ACE, gasket, and CMA to provide temperature predictions and ablation assessment of SRM insulators and other hardware components.

  • Execute CFD analysis with commercial codes such as ANSYS Fluent to support thermal analysis and SRM design. 

  • Duties include test support for pre and post-test analysis of static fired motors for model validation.

  • Provide rocket motor test instrumentation definition and data processing for production, bench, full engine qualification, etc.

  • Ability to obtain a US Secret Security Clearance.

  • Tavel: 10%.

Qualifications:

  • Bachelor’s Degree and minimum 6 years of prior thermal design experience. Graduate Degree and a minimum of 4 years of prior thermal design experience. In lieu of a degree, minimum of 10 years of prior thermal design experience.

Preferred Additional Skills:

  • Bachelor of Science in Aerospace or Mechanical Engineering is preferred.

  • Active US Secret Clearance is desired.

  • Strong skills in the application and use of heat transfer and fluid dynamics applied to propulsion systems.

  • Understanding of the function and design of solid rocket motors.

  • Experience coding Fortran as well as scripting with Python or Matlab.

  • Strong skills in the application and use of heat transfer and fluid dynamics applied to propulsion systems. 

  • Understanding of the function and design of solid rocket motors. 

  • Hands on experience with the manufacturing of solid rocket motors.

  • Experience coding Fortran as well as scripting with Python or Matlab is preferred.

  • Software skills: CEA, CMA, Thermal Desktop, Fluent, CFD++ is desired.

  • Ability to parse large amounts of data for analysis.

#LI-HW1

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

About L3 Harris

L3 Harris

L3 Harris is one of the largest defense and aerospace companies in the United States, delivering advanced technologies that support missions across air, land, sea, space, and cyber domains. The company develops communications systems, space payloads, intelligence platforms, electronic warfare capabilities, missile defense technologies, and mission-critical sensors used by the U.S. military, intelligence community, and allied nations around the world.

For job seekers, L3Harris offers opportunities across engineering, software development, cybersecurity, space systems, manufacturing, intelligence, program management, and mission operations. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on advanced technologies that directly support national security. With programs spanning tactical communications, ISR platforms, satellite systems, and defense electronics, employees have the opportunity to contribute to some of the military’s most important capabilities.

Unlike companies focused on a single mission area, L3Harris operates across a diverse portfolio of defense technologies, providing employees exposure to a broad range of programs and technical disciplines. Teams work on everything from secure communications and autonomous systems to space-based sensors and electronic warfare platforms, creating opportunities for both specialization and long-term career growth within the organization.

As governments continue investing in modernization, space capabilities, resilient communications, and advanced sensing technologies, L3Harris remains one of the most important employers in the defense industry. For professionals seeking a mission-driven career with strong growth opportunities, technical challenges, and direct impact on global security, L3Harris continues to stand out as a leading destination in aerospace and defense.

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