Principal / Senior Principal Systems Engineer

Posted 5 Hours Ago
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Woodland Hills, Los Angeles, CA, USA
In-Office
114K-213K Annually
Senior level
Aerospace • Logistics • Security • Software • Cybersecurity
The Role
Leads systems engineering activities including requirements development, technical baseline management, test case creation, verification and validation, systems integration, and troubleshooting. Partners with customers, Chief Engineers, and Agile teams to decompose requirements, manage design documentation, direct production and troubleshooting tests, and present technical information. Requires an active Secret clearance and full-time onsite work in Woodland Hills, California.
Summary Generated by Built In
RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the TimeDescription

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 - $171,000.00Secondary 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.

Skills Required

  • Bachelor’s degree in a STEM discipline with 5+ years of engineering experience, or master’s degree with 3+ years, or PhD with 1+ years for the Principal level
  • Bachelor’s degree in a STEM discipline with 8+ years of engineering experience, or master’s degree with 6+ years, or PhD with 4+ years for the Senior Principal level
  • Experience with IBM Rational DOORS
  • Technical baseline management experience
  • Experience writing and updating DOORS requirements
  • Experience decomposing and deriving requirements from customer specifications
  • Systems engineering experience in software requirements development and requirements development
  • Test case development experience
  • Verification and validation experience, including running tests and documenting results
  • Experience presenting technical information to internal and external stakeholders
  • Experience supporting test investigations and debugging efforts
  • Experience collaborating with cross-functional teams
  • Current, active U.S. Government Secret clearance
  • Ability to work onsite full-time in Woodland Hills, California
  • Experience with MIL-STD-1553, ARINC-429, or Ethernet interfaces
  • Experience working in an Agile engineering team
  • Experience with JIRA
  • Systems engineering experience on large, complex systems
  • Laboratory and systems integration experience
  • Model-Based Systems Engineering and Cameo modeling experience or equivalent
  • Experience with ClearQuest or ClearCase

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.

  • 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.
  • 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.
  • 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

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The Company
HQ: Charlotte, North Carolina
85,636 Employees

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.

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