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Salary
≈ $82k – $154k per year (Estimated)
Location
In office (Palm Bay)
Seniority
Senior · 10+ years exp
Visa
H-1B filings in 12 months: 5

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Sep 30, 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 Specialist, Mechanical Engineer

Job Code: 45365

Job Location: Palm Bay, FL

Job Schedule: 9/80: Employees work 9 out of every 14 days - totaling 80 hours worked, and have every other Friday off

Job Description:

We are seeking a motivated and driven Mechanical Engineer to join a dynamic program team focused on the design, development, and qualification of complex mechanical hardware, including precision mechanisms and electro-mechanical systems. The ideal candidate will take ownership of significant system-level responsibilities and demonstrate the flexibility to adapt as program needs evolve.

Key responsibilities may include technical leadership and support across the full product lifecycle, encompassing requirements definition, concept generation, material selection, trade studies, design sensitivity and optimization analyses, preliminary and final design, design documentation, and assembly, integration, and testing.

The successful candidate will bring hands-on experience in 3D modeling and the design and development of critical hardware, along with the ability to work both independently and collaboratively within a multidisciplinary team. A willingness to work in a laboratory environment and engage directly with hardware is essential.

Essential Functions:

  • Ability and desire to take full ownership of tasking while working with limited supervision in a variety of high consequence program activities
  • Provide regular communication and briefings, both formally and informally, to internal and external stakeholders, including customer representatives
  • Generation of Technical Data Package components (Part and Assembly drawings, etc.).
  • Prototype, Integrate, and Test component parts and assemblies
  • Develop test plans and procedures for mechanical subsystems
  • Perform test and evaluation of component parts and systems
  • Participate in peer reviews, PDRs, CDRs, and other required design reviews
  • Participate in product change review meetings and discussions and implement changes
  • Participate in interdisciplinary design teams and reviews
  • Highly organized and detail oriented
  • Able to work independently with limited supervision
  • Adhere to company processes for product development, configuration management, purchasing, quality, etc.
  • Direct Designers, Technicians, and Operators as part of a design team
  • Support field testing/demonstration efforts as an ME field representative
  • Ability to obtain and maintain security clearance

Qualifications:

  • Bachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.

Preferred Additional Skills:

  • Comfortable collecting technical concepts and presenting them to program leadership
  • Experience in design or development of precision mechanisms, mechatronic systems, packaging of modules and electronics
  • Consideration of thermal and structural loading
  • Optimizations for size, weight, and power
  • Proficiency in CAD tools such as Creo and understanding of ASME Y14.5 Geometric Dimensioning and Tolerancing standards
  • Experience with any of the following: actuators, custom gear trains, electro-optical systems, and materials testing
  • Design for Manufacturability and Assembly (DFM/DFMA) experience
  • Experience with machined part design, plastic and/or sheet metal part design, additive manufacturing techonologies and design best practices
  • Understanding of EVMS cost and schedule practices
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