Posted:
12/2/2025, 7:42:35 AM
Location(s):
Utah, United States
Experience Level(s):
Mid Level ⋅ Senior
Field(s):
Mechanical Engineering
Northrop Grumman, Space Systems, is seeking a Sr. Principal Designer in our Digital Design & Integration team supporting several locations within Propulsion Systems with home location at the Promontory, UT facility.
Role description & Responsibilities:
The successful candidate will work under general instruction in the Digital Design and Integration group supporting modeling, drafting, and engineering. The successful candidate will have responsibility for modeling and drafting of mechanical components, electrical harnesses, assemblies and design support in the aerospace industry.
Specific roles and responsibilities for this position include the following:
Create 3D geometric models
Annotate PMI models, and/or create drawings using Siemens NX design tool
Create and maintain part, assembly and electrical harness models per NG and program modeling procedures
Investigate design solutions
Provide drawings for next generation rocket motor design
Assist in the definition, development, and qualification of design changes
Apply acquired jobs skills and knowledge to achieve targets – technical, cost, and schedule
Basic Qualifications for level 4:
BS in Mechanical Engineer Degree with 8 years of experience OR Master's Degree in Mechanical Engineering with 6 years of experience OR PhD with 4 years of experience.
5 years of CAD related experience (Siemens NX preferred)
Technical expertise with CAD modeling, Siemens NX preferred
Experience working in a team setting
Excellent written and oral communication skills
Excellent time management and organizational skills
Detail oriented but able to understand the big picture
Preferred Qualifications:
Experience with Siemens NX with PMI in Teamcenter Unified Architecture
Experience in Engineering Design, Drafting, Manufacturing or Quality
Website: https://northropgrumman.com/
Headquarter Location: Falls Church, Virginia, United States
Employee Count: 10001+
Year Founded: 1994
IPO Status: Public
Last Funding Type: Grant
Industries: Data Integration ⋅ Manufacturing ⋅ Remote Sensing ⋅ Security ⋅ Software