Aeronautical Engineer – Subsystem Design Engineer

Northrop Grumman

. Design and develop subsystem components including avionics, control surfaces, propulsion interfaces, and environmental systems .

Posted 10/7/2026full-timeEl Segundo • California • United StatesJuniorMid-Level💰 $91,800 - $137,600 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in subsystem design and development, including avionics and control surfaces, while effectively managing requirements and technical documentation. Proficient in testing methodologies and tools, with a strong focus on configuration management and integration across engineering disciplines.

Highest-signal resume keywords

Subsystem Design and DevelopmentCAD Proficiency (CATIA, NX, SolidWorks)Requirements Development and ManagementSubsystem Test Planning and ExecutionActive U.S. Government Secret Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Subsystem Components DesignEngineering DrawingsTest PlansVerification MatricesHardware-in-the-Loop TestingNastranAnsysMATLAB/Simulink3-Dimensional DesignConfiguration Management

Tools & Technologies

CATIANXSolidWorksTeamcenterCPLM

Certifications & Qualifications

Bachelor’s Degree in STEMMaster’s Degree in STEMActive U.S. Government Secret ClearanceActive U.S. Government Top Secret Clearance (Preferred)

Industry Keywords

AvionicsControl SurfacesPropulsion InterfacesEnvironmental SystemsManufacturing ConsiderationsDesign for MaintainabilityContinuous ImprovementRisk AssessmentsCertification ProcessesConfiguration Management Processes

About the role

Key responsibilities & impact

Design and develop subsystem components including avionics, control surfaces, propulsion interfaces, and environmental systems
Translate system-level requirements into detailed subsystem specifications, interfaces, and engineering drawings
Perform trade studies, engineering analyses, and simulations to validate subsystem concepts and support design decisions
Create and maintain technical documentation including schematics, bills of materials, test plans, and verification matrices
Support integration and interface activities with other engineering disciplines
Plan, execute, and analyze subsystem-level bench, hardware-in-the-loop, and environmental tests
Resolve design deficiencies through corrective actions
Contribute to configuration management, design reviews, risk assessments, and continuous improvement activities
Work full-time on-site at the El Segundo or Palmdale facility
Travel as required, up to 25%

Requirements

What you’ll need

Bachelor’s Degree in a STEM discipline and 2 years of related engineering experience; OR a Master’s degree in a STEM discipline and 0 years of related engineering experience
Proficiency with CAD and drafting tools such as CATIA, NX, or SolidWorks, including engineering drawings and BOMs
Strong knowledge of requirements development and management practices and tools
Experience with subsystem test planning, execution, troubleshooting, and hardware-in-the-loop or bench testing
Familiarity with manufacturing/producibility considerations, design for maintainability, and configuration management processes
Active U.S. Government Secret clearance with a background investigation within the past 5 years or enrollment in Continuous Evaluation
Ability to obtain and maintain initial Special Access Program (SAP) access via a Program Access Request (PAR) before employment begins
Ability to obtain and maintain subsequent SAP PARs after employment begins
U.S. Citizenship required for positions with government clearance
Current applicable SAP clearance preferred
Active U.S. Government Top Secret clearance or higher preferred
Experience integrating avionics, flight control electronics, sensors, or actuators preferred
Proficiency with MBSE and simulation preferred
Familiarity with certification processes preferred
Experience with structural, thermal, vibration, and aeroelastic engineering analyses and simulations using Nastran, Ansys, or MATLAB/Simulink preferred
Proficiency in 3-dimensional, constraint-based design systems such as CATIA or NX preferred
Familiarity with configuration management tools such as Teamcenter or CPLM preferred

Benefits

Comp & perks

Relocation assistance may be available
Overtime eligibility may apply
Shift differential may apply
Discretionary bonus eligibility
Health insurance coverage
Life and disability insurance
Savings plan
Company-paid holidays
Paid time off (PTO) for vacation and/or personal business