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Principal, Mechanical Design Engineer

Jobright.ai
Orlando, FL Full Time
POSTED ON 12/26/2025
AVAILABLE BEFORE 1/25/2026

Jobright is an AI-powered career platform that helps job seekers discover the top opportunities in the US. We are NOT a staffing agency. Jobright does not hire directly for these positions. We connect you with verified openings from employers you can trust.


Job Summary:

L3Harris Technologies is a leader in the defense industry, committed to providing end-to-end technology solutions for national security. They are seeking a Principal Mechanical Design Engineer to manage complex project initiatives and guide a team of mechanical engineers in developing aerospace structure designs and providing technical direction.


Responsibilities:

• Ability to create and guide the development of aerospace structure designs including structure assemblies, component installations, and bracket designs that conform to requirements documents.

• Ability to assist in requirements verification of those designs.

• Ability to communicate, both verbally and in writing, with technical and non-technical professionals at all levels.

• Experience with aerospace flight vehicle design.

• Research and analyze data such as customer design proposals, specifications, and manuals to determine feasibility of design or application.

• Research, plan, design, and provide guidance to other engineers for mechanical and electromechanical products and systems.

• Analyze, design and test products or systems such as instruments, controls, and mechanical, thermal, hydraulic, or heat transfer systems.

• Ability to serve as a GD&T SME for the organization.

• Proficiency in preparing conceptual models and design review materials.

• Understanding of mechanical analysis requirements and techniques used for initial sizing and design verification.

• Plan and possibly direct engineering personnel in fabrication of test control apparatus and equipment, and development of methods and procedures for testing products or systems.

• Detail-oriented and able to perform Peer Reviews of fellow engineers’ designs and drawings.

• Position may require occasional overtime.

• 20% travel (10 - 20%) as required to meet critical schedule milestones.

• Ability to obtain US security clearance.


Qualifications:


Required:

• Bachelor’s Degree and minimum 12 years of prior mechanical design engineering experience.

• Graduate Degree and a minimum of 10 years of prior mechanical design engineering experience.

• In lieu of a degree, minimum of 16 years of prior mechanical design engineering experience.

• 5 years of experience with basic material selection, sheet metal design practices, basic machining practices and hardware selection.

• Ability to create and guide the development of aerospace structure designs including structure assemblies, component installations, and bracket designs that conform to requirements documents.

• Ability to assist in requirements verification of those designs.

• Ability to communicate, both verbally and in writing, with technical and non-technical professionals at all levels.

• Experience with aerospace flight vehicle design.

• Research and analyze data such as customer design proposals, specifications, and manuals to determine feasibility of design or application.

• Research, plan, design, and provide guidance to other engineers for mechanical and electromechanical products and systems.

• Analyze, design and test products or systems such as instruments, controls, and mechanical, thermal, hydraulic, or heat transfer systems.

• Ability to serve as a GD&T SME for the organization.

• Proficiency in preparing conceptual models and design review materials.

• Understanding of mechanical analysis requirements and techniques used for initial sizing and design verification.

• Plan and possibly direct engineering personnel in fabrication of test control apparatus and equipment, and development of methods and procedures for testing products or systems.

• Detail-oriented and able to perform Peer Reviews of fellow engineers’ designs and drawings.

• Position may require occasional overtime.

• 20% travel (10 - 20%) as required to meet critical schedule milestones.

• Ability to obtain US security clearance.


Preferred:

• Proficiency with PTC’s Creo 8.0 or later revision, especially with detail part design, large assembly management and drawing documentation.

• Proficiency and experience with ASME Y14.5-1994 and generating detailed documentation of parts, assemblies and installations.

• Proficiency in non-conforming material review of root cause / corrective action and disposition instructions.

• Proficiency with hands-on engineering support of manufacturing.

• Proficiency in design of mechanical ground support equipment and handling procedures / methods.

• Experience in preparation of estimates for design tasks.

• Ability to prepare or lead the preparation of part lists.

• Knowledge of engineering change document preparation and impact assessments.


Company:

L3Harris Technologies provides platform management system solutions for armed forces. Founded in 1895, the company is headquartered in Melbourne, Florida, USA, with a team of 10001 employees. The company is currently Public Company.

Salary.com Estimation for Principal, Mechanical Design Engineer in Orlando, FL
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