Sr Specialist, Mechanical Engineering

Company: L3Harris Technologies
Location: Waco
Posted on: March 6, 2026

Job Description:

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Senior Specialist, Mechanical Engineering Job Code: 33186 Job Location: Waco, TX (Onsite) Job Schedule: 9/80 Job Description: Mechanical engineers at L3Harris have the opportunity to engage in a wide variety of design activities over a broad range of aircraft (both fixed-wing and rotary-wing). Mechanical engineers are responsible for developing designs ranging from the integration of state-of-the-art airborne systems into special mission aircraft to developing specialized aircraft modifications. Engineers utilize 3D parametric CAD, rapid prototyping and other tools in the development of designs and validation of those designs. Engineers will produce technical drawings, procedures and other documents to thoroughly define the design. As an L3Harris engineer you will be involved in all phases of the product design, including concept development, detail design, manufacturing, installation on the aircraft and follow up with the customer. The L3Harris organizational structure allows engineers to work on a variety of projects throughout their career at various levels of responsibility. This combined with a very diverse business base, from fixed-wing to rotary-wing aircraft, from state-of-the-art military technology to opulent head of state interiors, from aluminum to composite structures, the opportunity to broaden your engineering skill set and accelerate your career path is available 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 and maintain a security clearance. Willingness and ability to work any shift, weekends, and overtime as required. Willingness and ability to travel as required ( Qualifications: Bachelor’s Degree in Mechanical Engineering or Aeronautical Engineering (or equivalent field) and minimum 6 years prior related experience. Graduate Degree with a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience. Minimum 4 years experience with the use of 3D CAD programs to create solid models and 2D detail, assembly, and installation drawings. Minimum 4 years experience with basic Microsoft Office software applications including Word and Excel. Must be a U.S. citizen Preferred Additional Skills: Active DoD 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. LI-AS1 L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Keywords: L3Harris Technologies, Garland , Sr Specialist, Mechanical Engineering, Engineering , Waco, Texas