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Mechanical Design Specialist

Yorba Linda, California
Full Time On-site

Summary

Job Description

L3Harris is seeking a Mechanical Designer to support RTS Systems in Yorba Linda, CA and will be part of a Mechanical Engineering team responsible for the development, integration, fielding, and operational support of flight test instrumentation systems used to track and collect data from missile flights.
The ideal candidate will have experience creating engineering drawings and design documentation to industry standards, will be familiar with mechanical and electro-mechanical assemblies, and will work effectively with engineers and cross-functional product development teams.

Essential Functions


•    Create and maintain engineering drawings, specifications, and related design documentation.
•    Prepare drawing packages and related documentation for design reviews.
•    Use Autodesk Inventor and AutoCAD to support mechanical and electro-mechanical design activities.
•    Coordinate directly with engineering and product development teams to ensure documentation accuracy, quality, and completeness.
•    Ensure design documentation complies with customer, military, and internal requirements.
•    Support the development, integration, fielding, and operational support of flight test instrumentation systems.
•    Maintain a professional, cooperative work environment with customers, coworkers, and management.


Required Qualifications


•    Bachelor's Degree and 4 years prior experience; OR Associate degree in a technical discipline and 2 years of related experience; OR 8 years of related experience in lieu of a degree.
•    Active U.S. Secret Clearance required.
•    Ability and willingness to travel up to about 10%.


Preferred Qualifications


•    Experience with creating engineering drawings and design documentation.
•    Experience with ASME Y14.100 and ASME Y14.5.
•    Proficiency with Microsoft Office applications, including Word, Excel, Outlook, and PowerPoint.
•    Experience with Autodesk Inventor and AutoCAD or similar CAD tools.
•    Experience with Autodesk Vault or similar PDM software.
•    Familiarity with mechanical and electro-mechanical assemblies.
•    Strong written and verbal communication skills.
•    Strong interpersonal and teamwork skills.

In compliance with pay transparency requirements, the salary range for this role in California is $88,500.00 - $164,500.00. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. 

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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.

About L3 Harris

L3 Harris

L3 Harris is one of the largest defense and aerospace companies in the United States, delivering advanced technologies that support missions across air, land, sea, space, and cyber domains. The company develops communications systems, space payloads, intelligence platforms, electronic warfare capabilities, missile defense technologies, and mission-critical sensors used by the U.S. military, intelligence community, and allied nations around the world.

For job seekers, L3Harris offers opportunities across engineering, software development, cybersecurity, space systems, manufacturing, intelligence, program management, and mission operations. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on advanced technologies that directly support national security. With programs spanning tactical communications, ISR platforms, satellite systems, and defense electronics, employees have the opportunity to contribute to some of the military’s most important capabilities.

Unlike companies focused on a single mission area, L3Harris operates across a diverse portfolio of defense technologies, providing employees exposure to a broad range of programs and technical disciplines. Teams work on everything from secure communications and autonomous systems to space-based sensors and electronic warfare platforms, creating opportunities for both specialization and long-term career growth within the organization.

As governments continue investing in modernization, space capabilities, resilient communications, and advanced sensing technologies, L3Harris remains one of the most important employers in the defense industry. For professionals seeking a mission-driven career with strong growth opportunities, technical challenges, and direct impact on global security, L3Harris continues to stand out as a leading destination in aerospace and defense.

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