Principal Tooling Design Engineer: 3D CAD & Production

Northrop Grumman; Sunnyvale (CA); On-site; USD 104,000 - 155,000; Full time

Benefits offered by this job

Health Plan

Savings Plan

Paid Time Off

Education Assistance

Training and Development

9/80 Work Schedule

Job summary

Northrop Grumman in Sunnyvale, CA seeks a Principal Tooling Design Engineer to lead concept generation, 3D CAD design, and production support for tooling in naval and defense programs.

The role requires strong leadership, cross-functional collaboration, and extensive CAD experience (NX, Creo, SolidWorks). You will ensure quality, documentation, and process improvements while partnering with engineering, manufacturing, and management teams.

Qualifications

• Bachelor’s or Master’s degree in a STEM field with relevant design for manufacturing experience.
• Experience in 3D CAD modeling and 2D drafting from 3D models.
• U.S. citizenship required.

Responsibilities

• Lead concept generation, detailed 3D CAD design, and fabrication drawings for tooling.
• Serve as technical liaison between engineering, manufacturing, and project management.
• Perform first-article and in-process inspections; troubleshoot fabrication issues.
• Maintain design revisions and documentation through configuration control.

Skills

Tooling design leadership

Leadership

Communication

Mentoring

GD&T

Cross-functional collaboration

Problem solving

Education

Bachelor’s in STEM with 5+ years DMF

Master’s in STEM with 3+ years

Tools

Creo

SolidWorks

CATIA

Siemens NX

Job description

Northrop Grumman in Sunnyvale, CA seeks a Principal Tooling Design Engineer to lead concept generation, 3D CAD design, and production support for tooling in naval and defense programs.

The role requires strong leadership, cross-functional collaboration, and extensive CAD experience (NX, Creo, SolidWorks). You will ensure quality, documentation, and process improvements while partnering with engineering, manufacturing, and management teams.