Senior Mechanical Systems Scientist - Precision Mechanisms

L3Harris Technologies, Inc.; Virginia; Hybrid; USD 146,000 - 209,000; Full time

Job summary

L3Harris Technologies seeks a Scientist, Mechanical Engineer to lead design, analysis, prototype integration, and qualification testing of precision mechanisms for mission systems in high‑consequence environments.

Based at Palm Bay, Chantilly, or Carlsbad, this on‑site role requires Creo CAD, GD&T, and collaboration with manufacturing, quality, suppliers, and test teams. A Top Secret/SCI clearance is required; salary ranges from $146,000 to $208,500 depending on location.

Qualifications

• Bachelor’s degree with 12+ years of experience or graduate degree with 10+ years.
• Active Top Secret or Top Secret/SCI clearance required (active within last two years).
• Hands‑on experience designing, integrating, and testing precision mechanical hardware.

Responsibilities

• Lead mechanical design, analysis, prototype integration, and qualification testing for precision mechanisms and electro‑mechanical hardware.
• Develop 3D models, drawings, technical data packages, and assembly documentation.
• Plan and execute component and system‑level tests; analyze results and drive design improvements.
• Present designs and results at internal and customer reviews, including PDRs and CDRs.

Skills

Mechanical design

Prototype integration

Testing

Design reviews

Security clearance

Education

Bachelor’s degree +12 years exp

Graduate degree +10 years exp

16 years exp (no degree)

Tools

Creo

GD&T (ASME Y14.5)

3D CAD

Job description

L3Harris Technologies seeks a Scientist, Mechanical Engineer to lead design, analysis, prototype integration, and qualification testing of precision mechanisms for mission systems in high‑consequence environments.

Based at Palm Bay, Chantilly, or Carlsbad, this on‑site role requires Creo CAD, GD&T, and collaboration with manufacturing, quality, suppliers, and test teams. A Top Secret/SCI clearance is required; salary ranges from $146,000 to $208,500 depending on location.