Principal/ Sr Principal Structural Engineer - 19018

0090 CORP-Corporate Office; United States; On-site; USD 98,400 - 184,200; Full time

Job summary

Northrop Grumman is hiring a Principal/Sr. Principal Structural Engineer for an on-site role in Roy, Utah. The position requires DoD Secret clearance and offers relocation assistance.

You will lead structural engineering assessments for metallic, non-metallic and composite systems in aerospace programs including hypersonic platforms. The role emphasizes leadership, independent contribution, and collaboration across design, analysis and program management teams.

Qualifications

• US Citizen with active DoD Secret Clearance, investigation date within the last 6 years.
• Bachelor’s in STEM + 5 years experience or Master’s + 3 years or PhD + 1 year.
• Master’s degree enhances qualifications for Sr. Principal role.

Responsibilities

• Analyzes, researches and develops structural engineering specifications involving metals, non‑metallic or composite materials for product design or operation of product to include structures, mechanical, hydraulic, electrical and electronics, power plant, armament, heating and ventilating, equipment and maintenance designs.
• Analyzes damage tolerance, durability, design allowables and structural modeling.
• Specializes in dynamics and loads, stability and stress fatigue and thermal analysis.

Skills

Technical leadership

Structural analysis

Hypersonic systems

Mass properties

Model-based definition

Education

Bachelor’s in STEM

Master’s in STEM

PhD in STEM

Tools

Siemens NX

ANSYS Mechanical

Teamcenter

Job description

Relocation Assistance: May be available.

Clearance Requirement: DoD Secret clearance required at start.

Travel: Yes, 25% of the time.

Company Overview

Northrop Grumman is a leading aerospace and defense technology company that develops revolutionary systems impacting people’s lives worldwide. Employees work on revolutionary air and space systems that preserve freedom, democracy, and advance human discovery.

Position Overview

Principal/Sr. Principal Structural Engineer position located in Roy, Utah. The role may offer a competitive relocation assistance package and is contingent upon award.

Responsibilities

• Team player and independent contributor with strong leadership skills.
• Analyzes, researches and develops structural engineering specifications involving metals, non‑metallic or composite structural materials for product design or operation of product to include structures, mechanical, hydraulic, electrical and electronics, power plant, armament, heating and ventilating, equipment and maintenance designs.
• Analyzes damage tolerance, durability, design allowables and structural modeling.
• Specializes in dynamics and loads, stability and stress fatigue and thermal analysis.

Position Benefits

• Medical, Dental & Vision coverage
• 401(k) Educational Assistance
• Life Insurance, Employee Assistance Programs & Work/Life Solutions
• Paid Time Off, Health & Wellness Resources
• Employee Discounts

The standard work schedule is a 9/80. Employees work a nine‑hour day Monday through Thursday to take every other Friday off.

Basic Qualifications

• For Principal Structural Engineer: Bachelor’s in STEM + 5 years experience or Master’s + 3 years or PhD + 1 year.
• For Sr. Principal Structural Engineer: Bachelor’s in STEM + 8 years or Master’s + 6 years or PhD + 4 years.
• US Citizen with active DoD Secret Clearance, investigation date within the last 6 years.
• Must obtain and maintain Special Access Program (SAP) approval within a reasonable time.
• Mechanical design experience for hypersonic systems, flight systems, missiles, etc.
• Experience with systems packaging, sizing, weight tradeoffs and analysis.
• Experience creating and releasing mechanical product definition packages (PDPs).
• Knowledge of typical aerospace manufacturing processes and designing for manufacturability.
• Experience designing air vehicle structures, mechanical interfaces, Interface Control Models (ICMs).
• Proficiency with GD&T following ASME Y14.5.
• Experience managing large system CAD models and mechanical interfaces.
• Experience assessing and managing mass properties for large systems (AIAA S-120A preferred).
• Experience performing air vehicle static structural assessments including pressure mapping, inertial loading, buckling.
• Experience developing first‑order structural sizing tools for quick‑turn assessments.
• Demonstrated technical leadership abilities.
• Demonstrated performance executing in a fast‑paced R&D environment.

Preferred Qualifications

• Experience managing and leading a technical team through major program milestones.
• Proficiency with model‑based product definition practices per ASME Y14.41.
• Experience using Siemens NX for mechanical design modeling and model‑based definition for manufacturing.
• Experience performing air vehicle dynamic structural assessments (Shock and Vibe).
• Experience with Siemens Teamcenter for model configuration management and design release workflows.
• Experience using ANSYS Mechanical for structural analysis.
• Experience with Reentry Vehicle structures and Thermal Protection Systems.
• Knowledge of Hypersonic Reentry Vehicle systems, environments, and typical structural tests and assessments.
• Knowledge of Launch Vehicle interfaces and environments.
• Experience performing mechanical integration of actuation and attitude control subsystems.
• Knowledge of Reentry Vehicle payloads, avionics, and mission systems.
• Knowledge of advanced materials and manufacturing processes.

Salary Range

Primary Level: $98,400.00 – $147,600.00. Secondary Level: $122,800.00 – $184,200.00. Salary may vary based on scope, responsibilities, experience, education, skills and market conditions. Employees may be eligible for overtime, shift differential, discretionary bonus, annual bonuses and potential long‑term incentives.

EEO Statement

Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions. For our complete EEO and pay transparency statement please visit http://www.northropgrumman.com/EEO.