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L3Harris Technologies

Global defense contractor delivering aerospace tech

Specialist - Mechanical Engineer Design

Design EngineeringUpdated on Nov 14
Full-timeHuntsville, AL, USA$76.5k - $142.5k

About the Job

Requirements

  • Complete working knowledge of the application of concepts, practices, and techniques.
  • Bachelor’s degree and at least 6 years of prior mechanical design experience; a graduate degree and at least 4 years of prior mechanical design experience; or, in lieu of a degree, at least 10 years of prior mechanical design experience.
  • Must be able to obtain a US Secret security clearance.

Responsibilities

  • Lead component and system design of solid propulsion systems, including potential work on hot gas thrusters, insulation systems, manifolds, ignition systems, pressure vessels, and test hardware used in controllable solid propulsion systems or other advanced propulsion systems.
  • Perform mechanical design activities for composite cases and solid propulsion systems and components.
  • Develop design concepts and 3D models, and support the development of detailed drawings for manufacturing parts.
  • Conduct trade studies and develop component specifications and procedures as required; interact with component analysis, manufacturing, project engineering, quality, and customer support groups.
  • Plan and execute complex design tasks with general oversight, work effectively within an Integrated Product Team environment, and review work products.
  • Participate in shop-floor and production hardware processing at suppliers and internally; provide input on nonconforming hardware, process planning, production meetings, and work with supply chain to ensure design requirements are met.
  • Support engineering drawing and specification updates at configuration change boards.
  • Develop or assist with developing test plans and technical reviews.
  • Assist in identifying and supporting risk-reduction and environmental test requirements, including manufacturing pathfinders, subscale testing, and component- and system-level qualification tests.
  • Prepare materials and support presentations for internal and external customers.
  • Prepare engineering reports for tolerance studies, engineering analyses, or failure investigations, including technical close-out reports.
  • Travel up to 25%.

Desired Qualifications

  • Experience with CAD software tools such as Creo and PLM systems such as Windchill.
  • Familiarity with ASME Y14.5.
  • Experience with solid rocket motors is preferred.
  • Knowledge of solid propulsion systems design and manufacturing methods.
  • Knowledge and experience in strategic booster motors, tactical rocket motors, and/or controllable solid propulsion systems is preferred.
  • An active US Secret security clearance is desired.

About the Company

L3Harris Technologies

Global defense contractor delivering aerospace tech

L3Harris Technologies provides advanced aerospace, defense, and space systems for governments and commercial customers. Its products include sensors, communications, and propulsion—such as tactical radios, night-vision gear, satellite payloads, missile defense, and space propulsion—delivered as integrated systems for operations across air, land, sea, space, and cyber domains. The company blends legacy technologies from two joining giants with newer capabilities, faster acquisition cycles, and a focus on missiles, space, and resilient communications to field solutions quickly. Its goal is to be a trusted, scale-ready provider of next‑generation defense and intelligence capabilities for national security and related customers.

Company size
10,001+
Company stage
IPO
Headquarters
Melbourne, FL
Founded
1895

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