Advanced Programs - Sr. Principal Systems Engineer - 18308

  • Northrop Grumman
  • Huntsville, Alabama
  • Full Time
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: 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 Strategic Deterrent Systems Division is seeking a Senior Principal Systems Engineer . This position will be in Huntsville, AL or Roy, UT , and supporting the Advanced Programs organization.

What Youll Get To Do:

  • Decompose and allocate system requirements into detailed specifications, maintaining end-to-end traceability throughout the lifecycle.
  • Develop functional architectures, use cases, and concepts of operations for cruise-missile subsystems, including model-based systems engineering artifacts (CAMEO, DOORS).
  • Lead hardware-in-the-loop, developmental flight, and operational test integration, overseeing verification and validation of software and hardware components.
  • Create and manage technical-maturation roadmaps and integration plans for the Technology Maturation and Risk Reduction (TMRR) phase.
  • Identify, analyze, and mitigate program risks, producing risk-management plans and supporting decision-making.
  • Facilitate cross-functional working groups and model-capability reviews, ensuring adherence to standards and processes.
  • Produce key systems-engineering deliverables such as design reviews, trade studies, interface control documents, and requirements baselines.
  • Contribute to proposal development, RFP/RFS responses, and Bases of Estimate for TMRR efforts.
  • Act as a Systems Engineering liaison with internal teams, external partners, and customers, providing expertise and guidance.

Basic Qualifications:

  • Senior Principal Systems Engineer: Bachelors Degree in a STEM discipline from an accredited university with 8 years of related experience, 6 years with Masters, 4 years with PhD

  • Must have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with an investigation date within the last 6 years

  • Must have the ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period, as determined by the company to meet its business needs

  • 6+ years of experience assessing and managing program risks in a defense-acquisition environment.

  • 6+ years of experience with DOORS and CAMEO and recent MBSE work including architecture development, functional decomposition, requirements development and allocation, and interface definition.

Preferred Qualifications:

  • Active DoD Top Secret Clearance.

  • CompTIA Security+ certification.

  • Experience with DoD weapon-system conceptual and preliminary design, particularly for test and integration.

  • Flight-test planning experience and development of test procedures for cruise-missile systems.

  • Familiarity with Agile methodologies and Atlassian toolset (Jira, Confluence) for software development and integration.

  • Recent requirements development and decomposition experience

  • Specifically deriving requirements for supplier specifications

  • Flight systems architecture development experience In either the missile or unmanned aircraft domain

  • System Requirements Review experience

As a full-time employee of Northrop Grumman, 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 positions 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.

#Sentinelsystems

Primary Level Salary Range: $135,800.00 - $203,600.00The 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 U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
Job ID: 523388366
Originally Posted on: 6/2/2026

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