Manager, Mechanical Engineer

L3Harris Technologies
San Diego, US
On-site

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: Manager, Mechanical Engineering, Electronics Packaging Design

Job Code: 35246

Job Location: San Diego, CA

Job Schedule: 9/80 Regualar

Job Description:

L3Harris in San Diego, CA, is seeking a talented Mechanical Engineering Manager with management experience to join our team. In this role, you will manage a team of mechanical engineers while also contributing significantly as an individual contributor. You will play a key part in handling mechanical engineering responsibilities across various programs and internal development projects. Your tasks will encompass the design, layout, testing, and evaluation of mechanical and electro-mechanical devices and systems.

Essential Functions:

  • Team Management and Leadership:
  • Manage and lead a team of mechanical engineers, providing guidance, mentorship, and performance evaluations.
  • Ensure effective communication and collaboration within the team, with other departments, and with other divisions.
  • Align team objectives with organizational goals and ensure timely delivery of project milestones.
  • Individual Contributions:
  • Prepare design specifications, conduct analyses, and present recommendations for approval.
  • Assess the feasibility of designs within time and cost constraints.
  • Explore solutions for product or process challenges and integrate mechanical design elements for assigned projects.
  • Investigate and modify material, component, and process specifications as needed.
  • Engage in product development activities, such as creating drawing board layouts, and interpreting and implementing customer specifications and documentation requirements.
  • Technical Responsibilities:
  • Manage all aspects of mechanical design for assigned products, including creating 3D models for feasibility and interference detection, and producing 2D working drawings.
  • Analyze designs for suitability in various environments, focusing on thermal, structural, vibration, shock, and fatigue, providing supporting data as needed.
  • Prepare and apply geometric dimensioning and tolerancing analyses to ensure manufacturability and interchangeability.
  • Interface directly with the product development team to resolve technical issues, ensuring high-quality and dependable products.
  • Ensure engineering drawings accurately reflect design intent and create and implement engineering change notices.
  • Interpret industry and customer standards, preparing materials to support engineering design reviews.
  • Attend and participate in technical interchange and design review meetings with internal teams and customers.
  • Conduct root cause investigations and implement corrective actions.
  • Provide input on new products, processes, standards, and plans, and collaborate with Project Managers on accurate accounting of engineering hours.
  • Support bids and proposals to help L3Harris secure new and follow-on business.
  • Provide leadership and mentorship to junior engineers and others within the L3Harris organization.
  • Strong understanding of applicable government and industry standards, including ASME Y14.5 (Geometric Dimensioning and Tolerancing) and ASME Y14.100 (Engineering Drawing Practices), and its application techniques.
  • Self-motivated and capable of working independently with minimal supervision.

Qualifications:

  • BS in Mechanical Engineering and a minimum of 9 years of prior relevant experience, or a Graduate Degree (MS/PhD) and a minimum of 7 years of prior related experience. In lieu of degree, 13 years of mechanical engineering experience.
  • Management experience, including leading and developing a team.
  • Electronic packaging experience for aviation or space environments.
  • CAD expertise using SolidWorks or CREO.

Preferred Additional Qualifications:

  • Design for Manufacturability and Assembly (DFM/DFMA) experience.
  • Experience with ECAD-MCAD translation.
  • Experience with machined part design.
  • Experience conducting basic structural, thermal, and dynamic analysis with tools such as SOLIDWORKS Simulation, ANSYS Workbench, FEMAP, Nastran, Mathcad, etc.
  • Ability to prioritize and meet tight deadlines in an environment of competing priorities with a degree of autonomy and integrity.
  • Knowledge of PCB layout and design practices and standards.
  • Familiarity

Skills & Requirements

Technical Skills

Mechanical engineeringElectro-mechanical devicesThermal analysisStructural analysisVibration analysisShock analysisFatigue analysisGeometric dimensioning and tolerancingEcad-mcad translationMachined part designPcb layout and design practicesEngineeringDefense tech

Employment Type

FULL TIME

Level

manager

Posted

4/9/2026

Apply Now

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