Principal / Senior Principal Systems Engineer

Northrop Grumman · Woodland Hills

Pay
$114,000‑$171,000/year
Job type
Full-time
Work mode
On-site
Category
Tech & Engineering
Neighborhood
Woodland Hills
Posted
October 8, 2026 (7 days ago)
Last verified
October 14, 2026

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

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.

We at Northrop Grumman Missions Systems are seeking a skilled Systems Engineer with a strong understanding of requirements development, test case development, and verification and validation of those requirements. The ideal candidate should be proficient with requirements technical baseline management via IBM Rational DOORS, and act as the technical lead and point of contact to the Chief Engineer and customer.

Key Responsibilities

Work with a broad customer base to identify unique requirements, flow the requirements into design documentation, and work with a diverse team to build and test those requirements. Present to customers on the capabilities of current products, performance analyses, design information, and requirements verification methods. Generate, review, and manage multiple requirements sets that cover all aspects of both performance and nonperformance including mechanical interfaces, electrical interfaces, data requirements, environmental requirements, and reliability. Awareness and responsiveness to contract milestones and deliverables. Lead an Agile team to ensure the designs are sufficient to meet the system requirements. Work with various Agile teams to ensure all requirements are verified through inspection, analysis, demonstration, or test often by providing test and data reduction scripts. Provide test directions to ensure production tests and troubleshooting tests are executed correctly and resulting data conforms to requirements.

Basic Qualifications Principal Systems Engineer

Bachelors degree in STEM discipline with 5+ years of engineering experience; Master's degree in STEM discipline with 3+ years of engineering experience; PhD in STEM discipline with 1+ years of engineering experience of engineering experience

Experience with IBM Rational DOORS

Demonstrated success with: Technical baseline management Writing and updating DOORS requirements Decomposing and deriving requirements based on customer specifications

Experience in System Engineering activities such as: Software requirements development

Requirements development

Test Case development Verification and Validation, i.e. experience running tests and documenting results

Excellent written and oral communication skills including: Demonstrated experience presenting to internal and external stakeholders Demonstrated experience communicating technical information, e.g. requirements updates, test plans, integration test plans, etc… Demonstrated Experience supporting test investigations and debugging efforts Collaborating with cross-functional teams

A current/active U.S. Government Secret clearance is required Ability to work onsite full-time at Woodland Hills, CA

Basic Qualifications Senior Principal Systems Engineer

Bachelors degree in STEM discipline with 8+ years of engineering experience; Master's degree in STEM discipline with 6+ years of engineering experience; PhD in STEM discipline with 4+ years of engineering experience

Experience with IBM Rational DOORS

Demonstrated success with: Technical baseline management Writing and updating DOORS requirements Decomposing and deriving requirements based on customer specifications

Experience in System Engineering activities such as: Software requirements development

Requirements development

Test Case development Verification and Validation, i.e. experience running tests and documenting results

Excellent written and oral communication skills including: Demonstrated experience presenting to internal and external stakeholders Demonstrated experience communicating technical information, e.g. requirements updates, test plans, integration test plans, etc… Demonstrated Experience supporting test investigations and debugging efforts Collaborating with cross-functional teams

A current/active U.S. Government Secret clearance is required Ability to work onsite full-time at Woodland Hills, CA

Preferred Qualifications

Experience with the following interfaces: MIL-STD-1553

ARINC-429

Ethernet

Experience working in an Agile engineering team

Experience with JIRA

Systems Engineering experience on large, complex systems Lab and system integration experience Demonstrated experience with Model Based Systems Engineering and Cameo modeling (or equivalent)

Experience with ClearQuest / ClearCase

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.

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This listing comes from Northrop Grumman's own careers feed and was last verified against it on October 14, 2026. Stale listings are removed automatically.

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Principal / Senior Principal Systems Engineer

$114,000‑$171,000/year

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