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Sr. Associate, Mechanical Engineer (Mass Properties)

Harris Corporation
Greenville, TX Full Time
POSTED ON 5/9/2026
AVAILABLE BEFORE 6/9/2026
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: Sr. Associate, Mechanical Engineer (Mass Properties)

Job Code: 36039

Job Location: Greenville, TX (On-Site)

Job Schedule: 1 st Shift 9/80

Job Description:

L3Harris is seeking a qualified individual to join our Aeronautical Systems Engineering team as a Mass Properties Engineer. Mass Properties Engineers perform mass properties analyses, weight control, and report for major aircraft modifications using computer aided design (CAD) tools and Microsoft Excel. You will also support the development of engineering estimates for bids and provide input to a regular labor forecast for your team. Mass Properties Engineers can work on a wide variety of tasks and aircraft modifications on various aircraft platforms.

Essential Functions:
  • Calculate and estimate component weights, moment arms, and mass moment of inertia from engineering drawings and CAD models.
  • Calculate overall aircraft weight and balance because of a collection of modifications.
  • Developing aircraft mass distributions in support of loads development.
  • Manage weight control plans, including allocation and tracking of target weights.
  • Prepare aircraft weight charts and support aircraft inventories for weighing.
  • Document weight analysis and actual aircraft weighing in engineering reports.
  • Lead and coordinate tasks for Mass Properties on several contracts.
  • Estimate the scope and labor hours for Mass Properties' efforts on new pursuits.
  • Working knowledge of Microsoft Excel, Word, and PowerPoint.
  • Must be able to travel to and from flight line and work in aircraft hangar environments. (some positions will require the ability to board/exit aircraft)
  • Willingness to travel.
  • Ability to obtain and maintain a DoW Secret Clearance.
  • Other duties as assigned by Supervisor.

Qualifications:
  • Bachelor's Degree with two (2) years of Mass Properties experience.
  • Graduate Degree with zero (0) to two (2) years of Mass Properties experience.
  • In lieu of a degree, minimum of six (6) years of Mass Properties experience.

Preferred Additional Skills:
  • Active Secret Clearance.
  • Understanding of FAA and military weight and balance reporting requirements and methods.
  • Advanced skill in managing large data sets in Microsoft Excel.
  • Automated Weight and Balance System (AWBS) software.
  • Experience with aircraft weighing.

#LI-AH1

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. 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 .

Salary.com Estimation for Sr. Associate, Mechanical Engineer (Mass Properties) in Greenville, TX
$89,779 to $105,059
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