Confirmed on the employer's own hiring board on Sep 24, 2026. First seen by Alion on Sep 24, 2026. Northrop Grumman scores A on the Alion truth index.
Description
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. We have a wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies. Our differentiated battle management and cyber solutions deliver timely, mission-enabling information and provide superior situational awareness and understanding to protect the U.S. and its global allies.
Northrop Grumman Mission Systems is looking for you to join our team as a Principal or Sr. Principal CAD/CAM Engineer based out of Oxnard, CA.
What You'll Get To Do:
Join our dedicated Southern California Field Engineering team where you will get be a part of a team that designs, develops, tests, delivers, and operates advanced prototypes and unique marine systems. This role operates in a fast-paced environment and in a collaborative team setting across all levels of the organization.
You will plan, lay out, model, draw, and revise detailed part, assembly, and installation engineering drawings using basic layouts, established references, and standard engineering data. You will apply basic knowledge of design and analysis tools and employ the application of general standards, principles, theories, concepts, and techniques. You will utilize computer-aided design equipment and/or graphic tools such as SolidWorks, Siemens NX, and AutoCAD.
In this role, you will focus on managing the migration of model-based designs into new configuration management (CM) tools. You will incorporate new workflows into these CM tools to support engineering changes to models and make process improvements within the tools.
You will collaborate closely with design and manufacturing engineers, electrical and mechanical assembly technicians, and operators to ensure systems and components meet design requirements.
Roles & Responsibilities:
- Create and/or finalize 3D models for components and assemblies
- Migrate models and drawings into new configuration management (CM) tools (Solidworks Product Data Manager)
- Drive workflow changes and improvements
- Determine scaling
- Insert necessary reference planes, centering and dimension lines, hidden line interpolations, and sectioning
- Prepare specifications for parts, assemblies, and installations
- Prepare complete production detail drawings
- Contribute design modifications to improve quality of model or design
- Occasionally climb ladders and scaffolding to make measurements and confirm mechanical details of assemblies and systems
This position may be filled as a Principal CAD/CAM Engineer or Sr. Principal CAD/CAM Engineer.
Basic Qualifications for Principal CAD/CAM Engineer:
- Bachelor’s degree and 5 years of relevant experience; or Master’s degree and 3 year of relevant experience; an additional 4 years of experience may be used in lieu of a Bachelor's degree
- Experience with CAD tools such as SolidWorks, Siemens NX 3D, CATIA or AutoCAD
- Experience with CAD CM tools such as PDM, Siemens Teamcenter, or Windchill PLM
- Able to communicate with various levels of leadership, must be able to coordinate and resolve technical problems and must work well collaboratively in a team environment as well as independently with limited guidance
- U.S. Citizenship and current/active U.S. Government Top Secret clearance required; must be able to obtain/maintain SCI and Program Special access prior to starting
Basic Qualifications for Sr. Principal CAD/CAM Engineer:
- Bachelor’s degree and 8 years of relevant experience; or Master’s degree and 6 year of relevant experience; an additional 4 years of experience may be used in lieu of a Bachelor's degree
- Experience with CAD tools such as SolidWorks, Siemens NX 3D, CATIA or AutoCAD
- Experience with CAD CM tools such as PDM, Siemens Teamcenter, or Windchill PLM
- Able to communicate with various levels of leadership, must be able to coordinate and resolve technical problems and must work well collaboratively in a team environment as well as independently with limited guidance
- U.S. Citizenship and current/active U.S. Government Top Secret clearance required; must be able to obtain/maintain SCI and Program Special access prior to starting
Preferred Qualifications:
- Ability to model fully defined components, assemblies, and complex systems efficiently using SolidWorks
- Experience implementing or being a database administrator for PDM
- Demonstrated expertise in drawing and revising detailed part, assembly, and installation engineering drawings
- Demonstrated expertise developing drawings to current GD&T standards
- Strong knowledge of product lifecycle management
- Demonstrated independent planning, organization, and working in cross-functional teams with both internal and external customers.
- Proven ability to handle detail-oriented work processes

