[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) L3Harris Technologies · Huntsville, AL # Senior Associate, Aerothermal Fluids Analyst Huntsville, AL Senior individual contributor Listed on L3Harris Technologies’s official careers site. Listed as of November 2, 2026. Check that it is still open and apply there. [Apply on L3Harris Technologies’s careers site →](https://careers.l3harris.com/en/job/huntsville/senior-associate-aerothermal-fluids-analyst/4832/95651243376) [OpenNash Jobs](https://jobs.opennash.com/) / [L3Harris Technologies](https://jobs.opennash.com/companies/l3harris-technologies/) / Senior Associate, Aerothermal Fluids Analyst ## Job description L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. ### Job Title Senior Associate, Aeronautical Engineer Job Code: 38429 Job Location: Huntsville, AL 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 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 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 Will work complex projects and work with moderate supervision - 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. ### Requires 10% travel Qualifications To be eligible, applicants must be pursuing a Bachelors or Masters degree Mechanical Engineering, Aerospace Engineering, Engineering Mechanics, Materials Science Engineering or related field or have completed their Bachelor’s degree within the last 12 months, regardless of age. 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. ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Oct 26, 2026 - Last checked: Nov 2, 2026 - Listed for: 7 days - Location: Huntsville, AL[Apply on L3Harris Technologies’s careers site →](https://careers.l3harris.com/en/job/huntsville/senior-associate-aerothermal-fluids-analyst/4832/95651243376) ## Hiring at L3Harris Technologies - Open jobs: 2,227 - New in the last 7 days: After two weekly collections - Tracked since: Aug 21, 2026 [All L3Harris Technologies jobs](https://jobs.opennash.com/companies/l3harris-technologies/) · [Weekly hiring report](/reports/hiring/) ## More jobs at L3Harris Technologies ### [CMM Inspection C - Weekend Day Shift](https://jobs.opennash.com/companies/l3harris-technologies/jobs/acf2881a3775e91f9256/) Huntsville, AL ### [Inspection B - 1st Shift](https://jobs.opennash.com/companies/l3harris-technologies/jobs/6b312bbe47047c827787/) Huntsville, AL ### [Inspection C - Night Shift](https://jobs.opennash.com/companies/l3harris-technologies/jobs/84ac101e9c113ca6fab9/) Huntsville, AL ### [Inspection C - Weekend Day Shift](https://jobs.opennash.com/companies/l3harris-technologies/jobs/05a3c06bacca3601f7b7/) Huntsville, AL ### [Inspection C - Weekend Night Shift](https://jobs.opennash.com/companies/l3harris-technologies/jobs/7fae451ed85ff243e6bb/) Huntsville, AL ## Similar jobs at other companies ### [SHY Aerothermal Lead - 19022](https://jobs.opennash.com/companies/northrop-grumman/jobs/d745da9aeedd0771e127/) Northrop Grumman · United States-Utah-Roy ### [Drilling Fluids Specialist](https://jobs.opennash.com/companies/slb/jobs/c4d8546945c60758ccb5/) SLB · Prudhoe Bay ### [Fluids Superintendent](https://jobs.opennash.com/companies/vinci/jobs/2f39a9c5c933aa1b1058/) VINCI · United States ### [Sentinel Aero-Fluids Manager 2 - 19102](https://jobs.opennash.com/companies/northrop-grumman/jobs/a2424394302c0bf88bc6/) Northrop Grumman · United States-Utah-Roy ### [Drilling Fluids Specialist](https://jobs.opennash.com/companies/slb/jobs/506221b9027af57ff264/) SLB · New Iberia OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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