L3HHCM20
Senior Associate, Mechanical Engineering
L3HHCM20 is hiring a Senior Associate, Mechanical Engineering in Carlsbad, CA, US. Posted September 25, 2026.
Job at a glance
- Company
- L3HHCM20
- Location
- Carlsbad, CA, US
- Sector
- Traditional Engineering
- Posted
- September 25, 2026
About the job
Job Title: Senior Associate, Mechanical Engineering
Job Code: 42576
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
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Position Overview:
We're seeking a Mechanical Engineer Senior Associate to design, develop, and qualify mechanical systems within a collaborative team environment.
Your day-to-day work will center on 3D modeling, hardware deisgn documentation, analysis, integration and testing, while operating within a multidisciplinary team.
Essential Functions:
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Assist in the development, integration, and operational support of modules and electronics for the Aerospace and/or Defense industries
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Mechanical design in 3D CAD
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Develop design documentation that includes drawings, specifications and data items that meet customer and military specifications
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Prototype, Integrate, and Test component parts and assemblies
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Assist with and generate report of stress, thermal, shock and vibration analysis using FEA software (ANSYS, etc.)
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Develop test plans and procedures for mechanical subsystems
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Perform test and evaluation of component parts and systems
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Participate in peer reviews, PDRs, CDRs, and other required design reviews
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Coordinate with manufacturing and quality engineering to ensure hardware is producible and inspectable.
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Adhere to company processes for product development, configuration management, purchasing, etc.
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Ability and willingness to travel (typically less than 30 days per year)
Qualifications:
- Bachelor’s Degree and a minimum of 2 years of prior related experience. Graduate Degree or equivalent with 0 to 2 years of prior related experience. In lieu of a degree, minimum of 6 years of prior related experience.
Preferred Additional Skills:
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Experience in the design, development, and/or production of mechanical systems for the Aerospace and/or Defense industries.
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Experience with analysis
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Understanding of GD&T and ASME Y14.5
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Experience with CAD tools and PLM systems.
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Basic proficiency with Microsoft Office (Word, Outlook, Excel, PowerPoint)
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Excellent written and oral communication skills
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Demonstrated leadership, communication and interpersonal skills
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Ability to obtain and maintain a DoD Secret clearance and access to U.S. Government/customer facilities.
In compliance with pay transparency requirements, the salary range for this role in California is $76,000 - $141,000. 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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