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Principal/Sr. Principal Engineer Systems MBSE (AHT)

Huntsville, AL

Job Description

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE 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 Defense Systems (NGDS) is looking for a Principal/Sr. Principal Engineer Systems based out of Huntsville, Alabama for the Integrated Battle Command System (IBCS) efforts. IBCS delivers a single integrated air picture with unprecedented accuracy and broadens surveillance and protection areas. By implementing IBCS into their militaries, the US and other nations are transforming their integrated missile defense capabilities in a consistent manner. Perform technical planning, system integration, verification and validation, cost and risk, supportability, and effectiveness analyses for total systems. Perform analysis at all levels of total system product life cycle to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensure the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Perform functional analysis, timeline analysis, detailed trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications.
•*this requisition is contingent upon funding/award
This requisition may be filled based on qualifications listed below:
Basic Qualifications:

• Principal: 5 Years with Bachelors in Science; 3 Years with Masters; 1 Years with PhD.
• Sr. Principal: 8 Years with Bachelors in Science; 6 Years with Masters; 3 Years with PhD 
• Must have test and evaluation knowledge
• Experience with Model-Based Systems Engineering
• Experience with Cameo or MagicDraw
• Proven ability to comprehend/develop/decompose System Architecture and System Requirements (from System Specifications high-level requirements to the lowest level) in a model-based environment
• Experience with Requirements Impact Assessments, Change Requests, and Engineering Change Proposals
• Proven ability to understand software systems interface documentation, interconnect diagrams, military standards
• Active Secret Clearance required to start
Preferred Qualifications:

• Technical experience with IAMD:  C2 with understanding of weapons, sensors, distributed computing and these systems' impact on a command-and-control system's architecture, requirements, and interfaces for communications between these systems
• Systems Engineering Experience in an Agile environment
• Experience with Jira
• IBCS experience preferred
• Link-16 Experience
• Familiarity with weapon systems and sensors such as: PATRIOT, Sentinel, G/ATOR, etc.

- #HSVNov13
Primary Level Salary Range: $105,400.00 - $158,000.00Secondary Level Salary Range: $131,100.00 - $196,700.00The 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 http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.PDN-a03deea8-d434-4ce1-b0a0-c1da61044acd
RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE 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 Defense Systems (NGDS) is looking for a Principal/Sr. Principal Engineer Systems based out of Huntsville, Alabama for the Integrated Battle Command System (IBCS) efforts. IBCS delivers a single integrated air picture with unprecedented accuracy and broadens surveillance and protection areas. By implementing IBCS into their militaries, the US and other nations are transforming their integrated missile defense capabilities in a consistent manner. Perform technical planning, system integration, verification and validation, cost and risk, supportability, and effectiveness analyses for total systems. Perform analysis at all levels of total system product life cycle to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensure the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Perform functional analysis, timeline analysis, detailed trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications.
•*this requisition is contingent upon funding/award
This requisition may be filled based on qualifications listed below:
Basic Qualifications:

• Principal: 5 Years with Bachelors in Science; 3 Years with Masters; 1 Years with PhD.
• Sr. Principal: 8 Years with Bachelors in Science; 6 Years with Masters; 3 Years with PhD 
• Must have test and evaluation knowledge
• Experience with Model-Based Systems Engineering
• Experience with Cameo or MagicDraw
• Proven ability to comprehend/develop/decompose System Architecture and System Requirements (from System Specifications high-level requirements to the lowest level) in a model-based environment
• Experience with Requirements Impact Assessments, Change Requests, and Engineering Change Proposals
• Proven ability to understand software systems interface documentation, interconnect diagrams, military standards
• Active Secret Clearance required to start
Preferred Qualifications:

• Technical experience with IAMD:  C2 with understanding of weapons, sensors, distributed computing and these systems' impact on a command-and-control system's architecture, requirements, and interfaces for communications between these systems
• Systems Engineering Experience in an Agile environment
• Experience with Jira
• IBCS experience preferred
• Link-16 Experience
• Familiarity with weapon systems and sensors such as: PATRIOT, Sentinel, G/ATOR, etc.

- #HSVNov13
Primary Level Salary Range: $105,400.00 - $158,000.00Secondary Level Salary Range: $131,100.00 - $196,700.00The 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 http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.PDN-a03deea8-d434-4ce1-b0a0-c1da61044acd

About Northrop Grumman

Northrop Grumman is a leading global aerospace and defense technology company. Our pioneering solutions equip out customers with the capabilities they need to connect and protect the world and push the boundaries of human exploration across the universe. Driven by a shared purpose to solve our customers’ toughest problems, our nearly 100,000 employees contribute to launching the technology of tomorrow, today.

© 2025 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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Principal/Sr. Principal Engineer Systems MBSE (AHT)
Northrop Grumman
Huntsville, AL
Oct 31, 2025
$105,400 - $158,000 a year
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