Systems Engineer - Level 3 or 4 (AHT)
Northrop Grumman
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Redondo Beach, CA · Posted October 2, 2026
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This listing does not state pay. Across 67 open systems engineer listings that state pay, the middle half runs $141,500 to $171,500 and the median is $164,500.
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About the job
RELOCATION ASSISTANCE: Relocation assistance may be available
CLEARANCE REQUIRED FOR START: Yes
CLEARANCE TYPE: SCI
TRAVEL: Yes, 10% of the Time Description
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.
Northrop Grumman’s Space Systems Sector is seeking a Systems Engineer – Level 3 or 4 to join our team in Redondo Beach, CA. This requisition can be filled at Level 3 Principal Systems Engineer or Level 4 Sr. Principal Systems Engineer.
*Please be aware that this position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company. Continued employment thereafter will be subject to maintenance at the level of clearance and program access required for the position in the future.
The selected candidate will be responsible for maintaining the DOORS environment, managing system and element level modules and specifications, ensuring the DOORS baseline is consistent with all approved baseline updates, driving the completeness and consistency of necessary attributes and linkages, document creation from DOORS modules, customer and internal account creation and management, basic DOORS training, and creating metrics to analyze appropriate requirements and verification stability, completeness, and maturation. Having an open and inquisitive attitude allowing for the identification of efficiencies and improvements in the DOORS environment is preferred.
Job responsibilities include, but are not limited to, the following:
-Maintaining and streamlining the SEIT DOORS environment
-Managing system and element level modules and specifications
-Ensuring the DOORS baseline is consistent with all approved baseline updates
-Driving the completeness and consistency of necessary attributes and linkages
-Document creation from DOORS modules
-Customer and internal account creation and management
-Basic DOORS training
-Creating metrics
-DXL scripting in DOORS to support efficient linkages
-Managing Requirement and Verification WGs
-Experience and knowledge with Unclassified-to-Classified DOORS maintenance and syncing
-Updating DOORS attributes and module default views
-Specifics of responsibilities can be tailored based on the skillset and specific experience of the selected candidate.
Basic Qualifications for Systems Engineer – Level 3:
-Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5+ years of engineering experience OR
-Master’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 3+ years of engineering experience OR
-PhD in a STEM (Science, Technology, Engineering or Mathematics) discipline and 1+ year(s) of engineering experience
-Candidate must be a U.S. Citizen and have active SCI access at time of application and prior to start date OR
-Candidate must be a U.S. Citizen and have an active U.S. Government Top Secret security clearance (or equivalent) at time of application as well as the ability to obtain and maintain active SCI access within a reasonable period of time as determined by the company. Continued employment thereafter will be subject to the candidate’s maintenance of the level of clearance and program access required for the position in the future.
Basic Qualifications for Systems Engineer – Level 4:
-Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 8+ years of engineering experience OR
-Master’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 6+ years of engineering experience OR
-PhD in a STEM (Science, Technology, Engineering or Mathematics) discipline and 4+ years of engineering experience
-Candidate must be a U.S. Citizen and have active SCI access at time of application and prior to start date OR
-Candidate must be a U.S. Citizen and have an active U.S. Government Top Secret security clearance (or equivalent) at time of application as well as the ability to obtain and maintain active SCI access within a reasonable period of time as determined by the company. Continued employment thereafter will be subject to the candidate’s maintenance of the level of clearance and program access required for the position in the future.
Preferred Qualifications:
-Previous experience as a DOORS Administrator
-Familiarity with the DXL scripting language
-Systems engineering fundamentals -Prior spacecraft project experience
-DOORS, CAMEO, and MBSE knowledge & proficiency
-Excellent interpersonal and communication skills
-Active U.S. Government Top Secret security clearance (or equivalent) clearance along with active SCI access at time of application and prior to start date
*Please be aware that this position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company. Continued employment thereafter will be subject to maintenance at the level of clearance and program access required for the position in the future. Additionally, this requisition can be filled at Level 3 Principal Systems Engineer or Level 4 Sr. Principal Systems Engineer.
Curious about all the exciting developments with the Northrop Grumman Space Sector? Click the link below:
https://www.northropgrumman.com/space .
Working at Northrop Grumman is more than just a paycheck. We offer a comprehensive Total Rewards and benefits package designed to help you thrive at work and in life. For more information on our Total Rewards package, please visit our Total Rewards site: Northrop Grumman Total Rewards
As a full-time employee of Northrop Grumman, you are eligible for:
-Medical, Dental & Vision coverage
-401k
-Educational Assistance
-Life Insurance
-Employee Assistance Programs & Work/Life Solutions
-Paid Time Off
-Health & Wellness Resources
-Employee Discounts
-Flexible Schedules: for example, the ability to work a 9/80 work schedule, which allows an employee to work a nine-hour day Monday through Thursday and take every other Friday off of work.
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Primary Level Salary Range: $114,000.00 - $171,000.00
Secondary Level Salary Range: $142,200.00 - $213,400.00
The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
Depending on the position, employees may be eligible for overtime, shift differential, and 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 application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.
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. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.