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L3HHCM20

Senior Specialist, Mechanical Engineer (Mechanisms)

Carlsbad, CA, US

L3HHCM20 is hiring a Senior Specialist, Mechanical Engineer (Mechanisms) in Carlsbad, CA, US. Posted September 24, 2026.

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Job at a glance

Company
L3HHCM20
Location
Carlsbad, CA, US
Sector
Traditional Engineering
Posted
September 24, 2026

About the job

Job Title: Senior Specialist, Mechanical Engineer (Mechanisms) (Sign-On Bonus Available) Job Code: 43469 Job Location: Carlsbad, CA Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked, and have every other Friday off


Job Description: Design and qualify precision mechanisms and electro-mechanical assemblies that support highly critical missions. In this role, you will own significant hardware components from concept development and trade studies through detailed design, lab integration, and test. Working hands-on in our Carlsbad lab, you will use 3D modeling and sound engineering judgment to turn complex requirements into reliable hardware while collaborating with a multidisciplinary team throughout the product lifecycle.

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, etc.

  • Direct Designers/ Technicians/Operators as part of a design team

  • Support field testing/demonstration efforts as an ME field representative

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.

  • Active Top Secret or Top Secret/SCI clearance is required.  (Active within the last two years will be considered)

  • Favorable polygraph

Preferred Additional Skills:

  • Experience in design or development of precision mechanisms, mechatronic systems, and/or packaging of modules and electronics with considerations of thermal and structural loading and for optimizations of size, weight, and power.

  • Proficiency in CAD tools such as Creo and understanding of ASME Y14.5 Geometric Dimensioning and Tolerancing standards.

  • Experience in additive manufacturing, part optimization, and design for manufacture and assembly a plus.

  • Experience with any of the following: actuators, custom gear trains, electro-optical systems, materials testing, and manufacturing processes

In compliance with pay transparency requirements, the salary range for this role in California is $102,000 - $189,000. 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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