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≈ $77k – $146k per year (Estimated)
Location
In office (Huntsville)
Seniority
Senior · 6+ years exp
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H-1B filings in 12 months: 5

Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Oct 7, 2026. L3Harris Technologies scores A on the Alion truth index.

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L3Harris Technologies is an American defense contractor formed in 2019 by the merger of L3 Technologies and Harris Corporation. It builds tactical radios and military communication systems, electronic warfare and intelligence, surveillance and reconnaissance equipment, space sensors and satellites, night vision devices, and uncrewed surface vessels, and owns the rocket engine maker Aerojet Rocketdyne. Its main customers are the United States Department of Defense and allied governments. The company is headquartered in Melbourne, Florida, United States.

Job Title: Senior Associate, Mechanical Engineer- Tool Design

Job Code: 45743

Job Location: Huntsville, AL- AMF South

Job Schedule: Employees work 10 hour days, 4 days a week

Job Description:

L3Harris is seeking a Senior Associate Tool Design Engineer to join our team at our growing AMF facility in Huntsville, AL. Manual and semi-automated tooling such as jigs, fixtures, molds, mandrels, and lifting devices are all required in the fabrication and assembly of solid fuel rocket motors. Tool Engineers are responsible to define all of these items. The role of Tool Engineering is mixture of design, structural analysis, project management and hands on manufacturing.

Essential Functions:

  • Work with cross functional teams define tool requirements.
  • Design using PTC Creo and Windchill in accordance with principles of Design for Manufacturability.
  • Use finite element analysis (FEA) methods and tools to perform structural analysis of tools in order to predict internal stresses and resolve structural instabilities.
  • Conduct design reviews with cross functional teams to obtain approval of tool designs.
  • Oversee procurement and fabrication of tooling.
  • Work with Manufacturing Engineers to perform functional evaluations and acceptance of the tooling.
  • Perform liaison support for tool maintenance by identification of tool problems, design of repairs and implementation of modifications.
  • Skilled in application of GD&T and system tolerance analysis.
  • Proficient with tools of Microsoft Office Suite.
  • Ability to obtain a US Secret Security Clearance.
  • Travel (5%).

Qualifications:

  • Bachelor’s Degree and a minimum of 2 years of prior Mechanical Engineering experience. Graduate Degree or equivalent with 0 to 2 years of prior Mechanical Engineering experience. In lieu of a degree, minimum of 6 years of prior Mechanical Engineering experience.

Preferred Additional Skills:

  • Experience with Siemens NX is a plus.
  • Experience with ANSYS is a plus.
  • Fabrication experience is a plus.
  • Composite Wind tool design and/or fabrication experience is a plus.
  • Compression Mold tool design and/or fabrication experience is a plus.
  • Existing clearance is a plus.
  • Experience working in the defense industry is a plus.
  • Experience working in the defense industry is desired.
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