Sr. Principal Software Engineer (AHT)

About the role

This position will be located at Northrop Grumman’s Defense Systems Sector in Manhattan Beach (CA), Hollywood (MD), Linthicum (MD), or Huntsville (AL). Travel up to 10% of the time may be required.

Responsibilities

• Define and communicate a clear product vision, strategy, and roadmap aligned with mission objectives.
• Own and continuously groom the product backlog; prioritize features, enhancements, and defect fixes based on business value, risk, and stakeholder input.
• Act as the primary liaison between customers, program managers, engineering, and senior leadership; gather and synthesize requirements, feedback, and constraints.
• Facilitate product demos, sprint reviews, and release planning; ensure transparent communication of status and upcoming milestones.
• Conduct multidisciplinary research and collaborate with equipment designers and/or hardware engineers in the planning, design, development, and utilization of electronic data processing systems for product and commercial software.
• Determine computer user needs; analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls.
• Ensure software standards are met.

Requirements

• B.S. degree or higher in a STEM (Science, Technology, Engineering or Math) field and 8 years of relevant experience, or Master's degree in STEM with 5 years of experience.
• Hold an active DoD SECRET U.S. Government security clearance (adjudicated within the last 5 years).
• Experience with/using Agile Methodology and Continuous Integration (CI) / Continuous Deployment (CD) Tools and Practices.
• Proficiency in any combination of C#, Java, or .NET.
• Experience with Object Oriented Design and Software Design Patterns.
• Experience with/using Relational Databases, SQL.
• Experience with/using one or more of the following scripting languages: yaml, Python, PowerShell, Curl.
• Experience with Agile Software Development and DevOps practices.
• Experience with/using one or more of the following configuration management tools: Git, GitHub.
• Experience with the Atlassian Tool Suite: Bitbucket, Jira, Confluence.
• Experience with Microservice development and service communication protocols such as REST.
• Microservice Architectures (e.g. REST, AsyncAPI, etc.) experience.
• Frontend framework experience (e.g. React).
• High proficiency with/using Containers in Docker and/or Kubernetes.
• Works well in a team environment.
• Experience with cloud technology platforms such as AWS / Azure.
• Previous in-depth mission planning domain knowledge of program software design and code.
• Excellent technical (e.g. Software Documentation, UML/Entity Relationship Diagrams, Requirements) & nontechnical communication skills.
• Strongly Preferred: 3+ Years in a Technical Leadership role (i.e. Product Owner or Technical Lead); Required: experience in a Technical Leadership role (i.e. Product Owner or Technical Lead).

Qualifications

• B.S. degree or higher in a STEM (Science, Technology, Engineering or Math) field and 8 years of relevant experience, or Master's degree in STEM with 5 years of experience.
• Hold an active DoD SECRET U.S. Government security clearance (adjudicated within the last 5 years).
• Experience with/using Agile Methodology and Continuous Integration (CI) / Continuous Deployment (CD) Tools and Practices.
• Proficiency in any combination of C#, Java, or .NET.
• Experience with Object Oriented Design and Software Design Patterns.
• Experience with/using Relational Databases, SQL.
• Experience with/using one or more of the following scripting languages: yaml, Python, PowerShell, Curl.
• Experience with Agile Software Development and DevOps practices.
• Experience with/using one or more of the following configuration management tools: Git, GitHub.
• Experience with the Atlassian Tool Suite: Bitbucket, Jira, Confluence.
• Experience with Microservice development and service communication protocols such as REST.
• Microservice Architectures (e.g. REST, AsyncAPI, etc.) experience.
• Frontend framework experience (e.g. React).
• High proficiency with/using Containers in Docker and/or Kubernetes.
• Works well in a team environment.
• Experience with cloud technology platforms such as AWS / Azure.
• Previous in-depth mission planning domain knowledge of program software design and code.
• Excellent technical (e.g. Software Documentation, UML/Entity Relationship Diagrams, Requirements) & nontechnical communication skills.
• Strongly Preferred: 3+ Years in a Technical Leadership role (i.e. Product Owner or Technical Lead); Required: experience in a Technical Leadership role (i.e. Product Owner or Technical Lead).

Skills

• Experience with/using Agile Methodology and Continuous Integration (CI) / Continuous Deployment (CD) Tools and Practices.
• Proficiency in any combination of C#, Java, or .NET.
• Experience with Object Oriented Design and Software Design Patterns.
• Experience with/using Relational Databases, SQL.
• Experience with/using one or more of the following scripting languages: yaml, Python, PowerShell, Curl.
• Experience with Agile Software Development and DevOps practices.
• Experience with/using one or more of the following configuration management tools: Git, GitHub.
• Experience with the Atlassian Tool Suite: Bitbucket, Jira, Confluence.
• Experience with Microservice development and service communication protocols such as REST.
• Microservice Architectures (e.g. REST, AsyncAPI, etc.) experience.
• Frontend framework experience (e.g. React).
• High proficiency with/using Containers in Docker and/or Kubernetes.
• Works well in a team environment.
• Experience with cloud technology platforms such as AWS / Azure.
• Previous in-depth mission planning domain knowledge of program software design and code.
• Excellent technical (e.g. Software Documentation, UML/Entity Relationship Diagrams, Requirements) & nontechnical communication skills.
• Strongly Preferred: 3+ Years in a Technical Leadership role (i.e. Product Owner or Technical Lead); Required: experience in a Technical Leadership role (i.e. Product Owner or Technical Lead).

Benefits

• Relocation assistance may be available.
• CLEARANCE REQUIRED FOR START: Yes.
• CLEARANCE TYPE: Secret.
• TRAVEL: Yes, 10% of the Time.

Pay

• Annual salary range: $135,800.00 - $213,400.00.

Schedule

• Not specified.