Northrop Grumman’s Aeronautics Systems – Research & Advanced Design (R&AD) transforms breakthrough ideas into mission-ready capabilities through intelligent anticipation. We’re the front-end design engine, defining what comes next. From developing cutting-edge next-generation future aircraft to trailblazing collaborative autonomous platforms, we push the boundaries of technology and forge industry-leading partnerships that set new standards for what’s possible.
Our team owns the full lifecycle of advanced concept creation, from visionary early-stage designs and rapid prototyping to high-impact demonstrations and solving the toughest technical challenges in survivability, autonomy, and battle management. We seek curious, adaptable people who thrive on turning intuition into breakthrough solutions. If you’re driven to invent the future, build what’s next, and shape the landscape of national security, this is where you belong.
R&AD has an opening for a Principal OR Sr. Principal Engineer – Dynamics & Aeroelastics to join our team in Redondo Beach, CA.
This position will support the Flight Sciences & Vehicle Controls Department with design and analysis needs of unclassified and classified programs and interface with customers to define study areas and report status on current programs and technology development efforts. This role may interface with management and technical teams to define business relationships and technology initiatives for both IRAD (Internal Research and Development) and CRAD (Contractual Research and Development) efforts. This position will support a variety of programs performing analysis, ground test, and flight test activities.
Essential Functions:
- Establish aeroelastic design criteria to guide the development of advanced designs
- Perform project planning to determine program requirements and develop plans for execution
- Generate and validate structural dynamic & aeroelastic FEM models
- Execute modal analysis, evaluate modal correlation across FEM, and test data sets
- Perform aeroelastic analysis including static aeroelastic solutions, flutter, and gust loads
- Support validation test activities including actuator testing, ground vibration, aeroelastic wind tunnel testing, and flutter flight testing
- Develop and present materials for internal and external program related briefings
- Build consensus through peer and Subject Matter Experts (SME) review and communicate test and analysis results to internal and external customers
This position may be filled at either the Principal Aeronautical Engineer – Dynamics & Aeroelastics level or the Senior Principal Aeronautical Engineer– Dynamics & Aeroelastics level, depending upon the qualifications below.
Basic Qualifications for Principal Aeronautical Engineer - Dynamics & Aeroelastics:
- Bachelor's degree in a relevant STEM discipline (Science, Technology, Engineering or Math) with 5 years of related engineering experience; OR a Master’s degree in a relevant STEM discipline with 3 years of related engineering experience; OR a PhD in a relevant STEM discipline with 1 year of related engineering experience
- Proficiency generating and validating structural dynamic & aeroelastic FEM models, utilizing FEMAP & NASTRAN
- Proficiency performing aeroelastic analysis including static aeroelastic solutions, flutter, and gust loads
- Ability to obtain and maintain a US Government Secret clearance within a reasonable amount of time as determined by the company to meet its business needs.
- Ability to obtain and maintain Special Program Access (SAP) within a reasonable amount of time as determined by the company to meet its business needs.
Basic Qualifications for Senior Principal Aeronautical Engineer - Dynamics & Aeroelastics:
- Bachelor's degree in a relevant STEM discipline (Science, Technology, Engineering or Math) with 8 years of related engineering experience; OR a Master’s degree in a relevant STEM discipline with 6 years of related engineering experience; OR a PhD in a relevant STEM discipline with 4 years of related engineering experience
- Proficiency generating and validating structural dynamic & aeroelastic FEM models, utilizing FEMAP & NASTRAN
- Proficiency performing aeroelastic analysis including static aeroelastic solutions, flutter, and gust loads
- Ability to obtain and maintain a US Government Secret clearance within a reasonable amount of time as determined by the company to meet its business needs.
- Ability to obtain and maintain Special Program Access (SAP) within a reasonable amount of time as determined by the company to meet its business needs.
Preferred Qualifications:
- Active US Government Secret clearance
- Bachelor's or Master’s Degree in Mechanical, Aeronautical, or Aerospace Engineering preferred
- Experience in Dynamics Analysis Methods and Documentation, as well as the development and manipulation of large Finite Element Models using NASTRAN, FEMAP or other FEM tools.
- Experience using industry standard analysis software such as NASTRAN, ZAERO, Matlab, etc.
- Knowledge and experience of coding in Python
- Knowledge of the nature and physics of flutter.
- Knowledge of MIL-STD applicable to aircraft design and certification
- Experience with the planning and execution of ground tests required for aircraft certification and validation of structural dynamic models & analyses.
- Capable of performing vibroacoustic environment definition and related analyses
- Experience supporting sub-system qualification activities
- Familiarity with CAD applications (CATIA / NX)
- Demonstrated proficiency in MS Office with strong technical writing skills and the ability to communicate and present technical material to various stakeholders
- Ability and willingness to travel up to 20% time
Skills Required
- Bachelor's degree in a relevant STEM discipline and 5 years of related engineering experience, or master's degree and 3 years, or PhD and 1 year for the Principal level
- Bachelor's degree in a relevant STEM discipline and 8 years of related engineering experience, or master's degree and 6 years, or PhD and 4 years for the Senior Principal level
- Proficiency generating and validating structural dynamic and aeroelastic FEM models using FEMAP and NASTRAN
- Proficiency performing aeroelastic analysis, including static aeroelastic solutions, flutter, and gust loads
- Ability to obtain and maintain a US Government Secret clearance
- Ability to obtain and maintain Special Program Access
- Active US Government Secret clearance
- Bachelor's or master's degree in Mechanical, Aeronautical, or Aerospace Engineering
- Experience with dynamics analysis methods, documentation, and large finite element models
- Experience using NASTRAN, FEMAP, ZAERO, MATLAB, or similar analysis software
- Knowledge of Python coding
- Knowledge of flutter physics
- Knowledge of MIL-STD applicable to aircraft design and certification
- Experience planning and executing aircraft ground tests for certification and structural dynamic model validation
- Experience with vibroacoustic environment definition and analysis
- Experience supporting subsystem qualification activities
- Familiarity with CATIA or NX
- Proficiency with MS Office, technical writing, and presenting technical material
- Ability and willingness to travel up to 20 percent of the time
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Healthcare Strength — Health coverage offers multiple medical plan options by region alongside dental, vision, mental‑health resources, and wellness programs. Recent materials also highlight added family‑building support, including a dedicated fertility benefit.
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Retirement Support — The 401(k) savings plan is positioned as competitive with a company match, auto‑escalation features, and access to an employee stock fund/ESPP. Official filings and benefits guides emphasize retirement as a core element of the Total Rewards package.
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Leave & Time Off Breadth — Many sites offer a 9/80 schedule, generous PTO, paid holidays, and flexible/telework options where program needs allow. Paid parental and caregiver leave are prominently featured, with recent enhancements for the delivering parent.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.






