L3Harris Technologies

Global defense contractor delivering aerospace tech

Lead Mechanical Design Engineering

Design EngineeringConfirmed live in the last 24 hours

Full-timeWaco, TX, USA

About the Job

Requirements

Bachelor’s degree in Mechanical Engineering or Aeronautical Engineering (or equivalent field) and a minimum of 9 years of prior related experience; alternatively, a graduate degree with a minimum of 7 years of prior related experience, or 13 years of prior related experience in lieu of a degree.
A minimum of 4 years of experience with mechanical design principles for aircraft structures and components.
A minimum of 4 years of experience modifying aircraft primary and secondary structures.
A minimum of 7 years of experience using 3D computer-aided design programs to create solid models and 2D detail, assembly, and installation drawings.
Strong knowledge of mechanical design principles for aircraft structures and components.
Strong analytical and communication skills.
Ability to work in aircraft and aircraft hangar environments, including boarding and working inside aircraft and performing physical activities such as bending, stooping, balancing, kneeling, crouching, reaching, pushing, pulling, and grasping, and working in narrow aisles or passageways.
Ability to obtain a U.S. Secret security clearance.
Willingness and ability to work any shift, weekends, and overtime as required.
Willingness and ability to travel as required, less than 10%.
Mid-level knowledge of 3D computer-aided design tools such as Creo Parametric or Siemens NX, or equivalent.
Proficiency in Microsoft Office applications, including Word and Excel.

Responsibilities

Design and provide liaison support for aircraft primary and secondary structures using military and commercial design standards, customer specifications, systems requirements documents, and 3D computer-aided design.
Provide liaison support to production and manufacturing to interpret engineering designs and drawings.
Prepare and release engineering drawings within allocated schedule and budget constraints.
Generate bids for customer-requested change orders and new pursuits.
Document and review designs with peers, management, and customers.
Work across the product lifecycle, from concept development and detailed design through manufacturing, aircraft installation, and customer support.

Desired Qualifications

Active U.S. Secret security clearance.
Familiarity with aircraft and military design standards, including SAE AS50881, MIL-STD-704, MIL-E-7016, SAE ARP4754, MIL-STD-461, MIL-STD-810, MIL-STD-882, and MIL-HDBK-516.
Ability to manage budgets and schedules, serve as a task leader within the team, and mentor junior team members in integration design and liaison.

Job Title: Lead, Mechanical Design Engineering - Aircraft *Sign On Bonus $15,000 - $25,000
Job Code: 47397
Job Location: Waco, TX (Onsite)
Job Schedule: 9/80: Employees work 9 out of every 14 days- totaling 80 hours worked- and have every other Friday off

Job Description:

Mechanical engineers at L3Harris have the opportunity to work on a wide range of design efforts across various aircraft platforms, including both fixed‑wing and rotary‑wing. They develop designs that span from integrating cutting‑edge airborne systems into special mission aircraft to creating specialized aircraft modifications. Engineers use 3D parametric CAD, rapid prototyping, and other advanced tools to design and validate their solutions. They also produce the technical drawings, procedures, and documentation needed to fully define each design. As an L3Harris engineer, you will be engaged in every phase of the product lifecycle—from concept development and detailed design to manufacturing, aircraft installation, and customer support.

The L3Harris organizational structure allows engineers to contribute to a diverse set of projects throughout their careers, taking on increasing levels of responsibility. Combined with our broad business portfolio—spanning fixed‑wing and rotary‑wing aircraft, state‑of‑the‑art military technologies, luxury head‑of‑state interiors, and structures ranging from aluminum to composites—engineers have the opportunity to expand their skills and accelerate their career growth at L3Harris’ Modernization and Modifications Group in Waco, TX.

Essential Functions:

Design and liaison of aircraft primary and secondary structure utilizing military and commercial design standards, customer specifications and system requirements documents utilizing 3-dimensional CAD.
Provide liaison to production and manufacturing for interpretation of engineering design/drawings.
Conducting engineering drawing preparation and release within allocated schedule and budget constraints.
Generating bids for customer requested change orders and new pursuits.
Documenting and reviewing designs with peers, management, and customers.
Strong knowledge of mechanical design principles for aircraft structure and components.
Strong analytic and communication skills.
Ability to work in aircraft and in an aircraft hangar environment.  Ability to climb/board and work inside aircraft.  Ability to bend, stoop, balance, kneel, crouch, reach, push, pull, grasp. Ability to work in narrow aisles or passageways.
Ability to obtain a US Secret security clearance.
Willingness and ability to work any shift, weekends, and overtime as required.
Willingness and ability to travel as required (<10%).

Qualifications:

Bachelor’s Degree in Mechanical Engineering or Aeronautical Engineering (or equivalent field) and minimum 9 years prior related experience. Graduate Degree with a minimum of 7 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience.
Minimum 4 years experience with mechanical design principles of aircraft structure and components.
Minimum 4 years experience in modifications to aircraft primary and secondary structure.
Minimum 7 years experience with the use of 3D CAD programs to create solid models and 2D detail, assembly, and installation drawings.

Preferred Additional Skills:

Active US Secret security clearance
Mid-level knowledge of 3D CAD tools:
- Creo Parametric, Siemens NX or equivalent
Familiarity with aircraft and military design standards such as:
- SAE AS50881, MIL-STD-704, MIL-E-7016, SAE ARP4754, MIL-STD-461, MIL-STD-810, MIL-STD-882, MIL-HDBK-516
Ability to manage budgets and schedules, serve as a task leader within the team, and mentor junior team members for integration design and liaison.
Proficiency in Microsoft Office software applications (Word, Excel).

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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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