Search All Jobs

Sr Principal Engineer Structural

Requisition ID: R10110201

  • CategoryCategory: Engineering
  • LocationLocation: Redondo Beach, CA, USA
  • Citizenship RequirementsCitizenship Required: United States Citizenship
  • Security Clearance TypeClearance Type: Top Secret
  • TelecommuteTelecommute: Yes-May consider hybrid teleworking for this position
  • ShiftShift: 1st Shift (United States of America)
  • Travel RequirementsTravel Required: Yes, 10% of the Time
  • Relocation AssistanceRelocation Assistance: Relocation assistance may be available
  • Number of Positions AvailablePositions Available: 1

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.

Strategic Space Systems Division (SSSD) is an industry-leading provider for prime satellite and payload capabilities and directed energy and electronics solutions for national security, military, and civil customers. We are built on a heritage of providing innovative, affordable, and reliable aerospace and defense products that our customers rely on to achieve mission success. Join the Space revolution and make the impossible, possible.

Northrop Grumman Space Systems is seeking a Sr. Principal Structural Engineer 4 to join our team of qualified and diverse individuals in Redondo Beach, CA.  


Responsibilities: Not limited to demonstrating extensive technical expertise applied to antennas and RF products and demonstrates full knowledge of other related disciplines. Effective communication and demonstrated ability to clearly present technical approaches regarding the state-of-the-art Antenna technology domains is essential to the role. Will span analyzing, researching and developing structural engineering specifications involving metals, non-metallic or composite structural materials for product design, or operation of product to include structures, mechanical, and electronics. Analyzes damage tolerance, durability, design allowable and structural modeling. Specific structural engineering specialties may include dynamics and loads, stability and stress fatigue and thermal analysis. Primary scope will involve development of mission-enabling Antenna products for space. 


Essential Functions: 

  • Antenna Mechanical Design, Analysis, with supporting manufacturing, electrical and environmental testing with consultant level direction.  

  • Exercises considerable latitude in determining technical objectives of Antenna Mechanical Design 

  • Completed work on antenna products is reviewed from a relatively long- term perspective, for program and / or functional homeroom desired results on Long Range Strategic Plan 

  • Demonstrate knowledge in geometric dimensioning and tolerancing, tolerance analysis, DC and RF cable and harness design, waveguide design, and design of metallic and composite structures for space flight. 

  • Incorporation of lessons learned and experiences in design/analysis, innovative thinking, and familiarity with the state-of-the-art 

  • Communication & information flow to project team and functional homeroom management, as well as fulfilling reporting requirements to customer & program management 

  • Identifying and realizing opportunities to reduce cost and improve processes 

  • Applying non-linear FEA methodologies in context 

  • Leads adjudication of non-conforming hardware  

  • Interacts with senior external personnel on significant technical matters 

  • Mentorship of the next generation of technical associates 


As a full-time employee of Northrop Grumman Space Systems, you are eligible for our robust benefits package including:

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

 This position’s standard work schedule is a 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off.

 Basic Qualifications: 

  • Bachelor of Science degree in a STEM (Science, Technology, Engineering, or Math) field from an accredited institution and 9 years of experience with designing mechanical structures for space flight OR 7 years of experience with a Master of Science degree OR 4 years of experience with a PhD. 

  • Candidate must have a U.S. Government TOP SECRET/SCI security clearance 

  • Expertise with FEMAP FEM tool with Nastran solver 

  • Documentation of structural analysis reports using Mathcad 


Preferred Qualifications: 

  • Master's Degree in Mechanical or Aerospace Engineering from an accredited institution and at least 10 years of engineering experience in an aerospace environment producing flight hardware. 

  • Experience with Antenna system architecture development, Antenna system synthesis based on requirements flow down. 

  • Candidate has, and can maintain, at least ONE of the following active U.S. Government security clearances: 


Salary Range: $129,700 USD - $194,500 USD

Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The health and safety of our employees and their families is a top priority. The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action 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. For our complete EEO/AA and Pay Transparency statement, please visit U.S. Citizenship is required for most positions.

Apply Now

Search All Jobs

What's great about
Northrop Grumman

  1. Be part of a culture that thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work.
  2. Use your skills to build and deliver innovative tech solutions that protect the world and shape a better future.
  3. Enjoy benefits like work-life balance, education assistance and paid time off.

Did you know?

Northrop Grumman leads the industry team for NASA’s James Webb Space Telescope, the largest, most complex and powerful space telescope ever built. Launched in December 2021, the telescope incorporates innovative design, advanced technology, and groundbreaking engineering, and will fundamentally alter our understanding of the universe.