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Principal/Sr Principal Engineer Software Systems (Software Architecture)

Northrop Grumman

Software and Technology Jobs

Principal/Sr Principal Engineer Software Systems (Software Architecture)

full-timePosted: Jan 2, 2026

Job Description

Developing and Evaluating Models:

Creating and refining mathematical and computer-based models to simulate the behavior of complex systems, often in areas like aerospace, defense, advanced computing, or telecommunications. Troubleshooting and diagnosing technical issues with a strong analytical and problem-solving skills to identify the root cause of problems and implement effective solutions. Working with engineers, scientists, and stakeholders to translate requirements into simulation models and effectively communicate findings. Support system technical performance measurement definition and tracking. Collaborate cross-functionally to ensure system/software designs align with system requirements. Developing and implementing test plans to verify that each embedded software function performs as intended Assist with the generation of well-defined and executable system, subsystem, and software requirements documents, interface documents, and test and verification documents. Develop system level roadmaps capturing the advancement of MDA and other relevant technologies. Work with the customer, partner, and supplier communities to develop the system conceptual systems leading to major program milestones / reviews (e.g., SRR, SFR, SDR, PDR, CDR). Working knowledge of Object-Oriented Analysis and Design principles. Experience with software design patterns, requirements gathering, and version control is required. Bachelor's degree in Electrical Engineering or other STEM (Science, Technology, Engineering or Mathematics) discipline with 5 years of digital engineering; 3 years with an MS degree; 1 years with PhD. Ability to team plan, execute, and manage the technical scope, and support leadership planning. Experience with various programming languages (Python, C/C++, etc.) Experience in Model-Based Systems Engineering languages (SysML/UML) and concepts Experience interpreting complex algorithms and requirements for implementation. Principal Engineer Software Systems (Software Architecture):

Bachelor's degree in Electrical Engineering or other STEM (Science, Technology, Engineering or Mathematics) discipline with 8 years of digital engineering; 6 years with an MS degree; 4 years with PhD. Ability to team plan, execute, and manage the technical scope, and support leadership planning. Working knowledge of Object-Oriented Analysis and Design principles. Proactive, independent, driven to take initiative and complete tasks without constant supervision. Experience with various programming languages (Python, C/C++, etc.) Experience in Model-Based Systems Engineering languages (SysML/UML) and concepts Experience interpreting complex algorithms and requirements for implementation. Candidate must be a US Citizen. Clearance:

Candidate must be able to obtain and maintain the necessary US Government security clearance per customer's requirements Current active TS/SCI Clearance with Poly. Proficient with DOORS, Cameo with the ability to write and decompose system requirements. Ability to evaluate risks and tradeoffs and present solution options to management. Experience using Atlassian tools to track agile backlog. Experience generating and delivering documents (CDRLs) for government use. Experience designing software using UML in Cameo or similar MBSE modeling tools. Experience performing trade studies of COTS products for use in the delivered system.

Locations

  • Annapolis Junction, Maryland, United States

Salary

Estimated Salary Rangemedium confidence

125,000 - 185,000 USD / yearly

Source: rule based estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Required Qualifications

  • Bachelor's degree in Electrical Engineering or other STEM discipline with 5 years of digital engineering; 3 years with an MS degree; 1 years with PhD (experience)

Responsibilities

  • Developing and Evaluating Models: Creating and refining mathematical and computer-based models to simulate the behavior of complex systems
  • Troubleshooting and diagnosing technical issues
  • Working with engineers, scientists, and stakeholders to translate requirements into simulation models
  • Support system technical performance measurement definition and tracking
  • Collaborate cross-functionally to ensure system/software designs align with system requirements
  • Developing and implementing test plans to verify that each embedded software function performs as intended
  • Assist with the generation of well-defined and executable system, subsystem, and software requirements documents
  • Develop system level roadmaps capturing the advancement of MDA and other relevant technologies
  • Work with the customer, partner, and supplier communities to develop the system conceptual systems leading to major program milestones / reviews

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Northrop Grumman logo

Principal/Sr Principal Engineer Software Systems (Software Architecture)

Northrop Grumman

Software and Technology Jobs

Principal/Sr Principal Engineer Software Systems (Software Architecture)

full-timePosted: Jan 2, 2026

Job Description

Developing and Evaluating Models:

Creating and refining mathematical and computer-based models to simulate the behavior of complex systems, often in areas like aerospace, defense, advanced computing, or telecommunications. Troubleshooting and diagnosing technical issues with a strong analytical and problem-solving skills to identify the root cause of problems and implement effective solutions. Working with engineers, scientists, and stakeholders to translate requirements into simulation models and effectively communicate findings. Support system technical performance measurement definition and tracking. Collaborate cross-functionally to ensure system/software designs align with system requirements. Developing and implementing test plans to verify that each embedded software function performs as intended Assist with the generation of well-defined and executable system, subsystem, and software requirements documents, interface documents, and test and verification documents. Develop system level roadmaps capturing the advancement of MDA and other relevant technologies. Work with the customer, partner, and supplier communities to develop the system conceptual systems leading to major program milestones / reviews (e.g., SRR, SFR, SDR, PDR, CDR). Working knowledge of Object-Oriented Analysis and Design principles. Experience with software design patterns, requirements gathering, and version control is required. Bachelor's degree in Electrical Engineering or other STEM (Science, Technology, Engineering or Mathematics) discipline with 5 years of digital engineering; 3 years with an MS degree; 1 years with PhD. Ability to team plan, execute, and manage the technical scope, and support leadership planning. Experience with various programming languages (Python, C/C++, etc.) Experience in Model-Based Systems Engineering languages (SysML/UML) and concepts Experience interpreting complex algorithms and requirements for implementation. Principal Engineer Software Systems (Software Architecture):

Bachelor's degree in Electrical Engineering or other STEM (Science, Technology, Engineering or Mathematics) discipline with 8 years of digital engineering; 6 years with an MS degree; 4 years with PhD. Ability to team plan, execute, and manage the technical scope, and support leadership planning. Working knowledge of Object-Oriented Analysis and Design principles. Proactive, independent, driven to take initiative and complete tasks without constant supervision. Experience with various programming languages (Python, C/C++, etc.) Experience in Model-Based Systems Engineering languages (SysML/UML) and concepts Experience interpreting complex algorithms and requirements for implementation. Candidate must be a US Citizen. Clearance:

Candidate must be able to obtain and maintain the necessary US Government security clearance per customer's requirements Current active TS/SCI Clearance with Poly. Proficient with DOORS, Cameo with the ability to write and decompose system requirements. Ability to evaluate risks and tradeoffs and present solution options to management. Experience using Atlassian tools to track agile backlog. Experience generating and delivering documents (CDRLs) for government use. Experience designing software using UML in Cameo or similar MBSE modeling tools. Experience performing trade studies of COTS products for use in the delivered system.

Locations

  • Annapolis Junction, Maryland, United States

Salary

Estimated Salary Rangemedium confidence

125,000 - 185,000 USD / yearly

Source: rule based estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Required Qualifications

  • Bachelor's degree in Electrical Engineering or other STEM discipline with 5 years of digital engineering; 3 years with an MS degree; 1 years with PhD (experience)

Responsibilities

  • Developing and Evaluating Models: Creating and refining mathematical and computer-based models to simulate the behavior of complex systems
  • Troubleshooting and diagnosing technical issues
  • Working with engineers, scientists, and stakeholders to translate requirements into simulation models
  • Support system technical performance measurement definition and tracking
  • Collaborate cross-functionally to ensure system/software designs align with system requirements
  • Developing and implementing test plans to verify that each embedded software function performs as intended
  • Assist with the generation of well-defined and executable system, subsystem, and software requirements documents
  • Develop system level roadmaps capturing the advancement of MDA and other relevant technologies
  • Work with the customer, partner, and supplier communities to develop the system conceptual systems leading to major program milestones / reviews

Target Your Resume for "Principal/Sr Principal Engineer Software Systems (Software Architecture)" , Northrop Grumman

Get personalized recommendations to optimize your resume specifically for Principal/Sr Principal Engineer Software Systems (Software Architecture). Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Principal/Sr Principal Engineer Software Systems (Software Architecture)" , Northrop Grumman

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

AerospaceDefenseTechnologyDefense

Answer 10 quick questions to check your fit for Principal/Sr Principal Engineer Software Systems (Software Architecture) @ Northrop Grumman.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.