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Added 7 mins ago
RM
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CORP-Corporate Office

Sr. Principal Software Engineer

United States

Primary Level Salary Range: $142,200.00 - $213,400.00

Apply on ngc.wd1.myworkdayjobs.com About employer

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Job details

Pay: Primary Level Salary Range: $142,200.00 - $213,400.00
Experience: Bachelor's degree in STEM and a minimum of 9 years of relevant (Computer Science, etc.) experience, or 7 years of experience with a Master’s degree (Computer Science, etc.).
Posting language: English
Posted: Nov 11, 2026

Original job description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: NoDescription

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 Sr Principal Software Engineer based out of Hollywood, MD (St. Mary's County). Our Team works on state-of-the-art Mission Planning systems. This is a role in a large program that will support the full software product lifecycle in an Agile Scrum framework: requirement definition, estimation, implementation, unit testing, integration testing, SW/HW integration, test documentation, supporting test events, and customer support. The ideal candidate will be a cross-functional team player, willing to take on challenges, that collaborates with internal and external teams and that is driven to provide solutions to internal and external customers.

Responsibilities Include:

· Designs, develops, documents, tests and debugs applications software and systems that contain logical and mathematical solutions while ensuring software standards are met · Maintain and improve the software CI/CD pipelines to enable fast, bug free delivery of critical business software to production · Set up and deploy Development, Test, and Build environments · Create and update Windows installers · Install, test, and verify software products · Provide support for the software build and installation · Work within a Cross-Functional scrum to develop high-priority mission planning features. · Understand third-party software and hardware peripherals to support implementation of software interfaces and support integration · Develop software test products such as Verification Cross Reference Matrices to tie software requirements to software tests, Software Test Plans, Software Test Procedures, and Software Test Reports. · Define and develop test approaches for new software and system capabilities. · Compile data and define changes required in testing procedures or new testing requirements. · Perform frequent Smoke Testing and frequent Acceptance Testing on SW builds. · Resolve technical issues within a scrum, across scrums, and with the support of other functional roles. · Interface on a technical level with the customer · Support authoring and development of contract deliverable documentation that support deliverable software products and test events · Help define automated test strategies. · Support the Agile Framework as a Scrum Master, when required

All work must be performed on-site in Hollywood, MD

Basic Qualifications:

Bachelor's degree in STEM and a minimum of 9 years of relevant (Computer Science, etc.) experience, or 7 years of experience with a Master’s degree (Computer Science, etc.). Relevant (Computer Science, etc.) years of experience in lieu of degree may be considered
Current DoD Secret Clearance (adjudicated within the last 5 years), with ability to obtain a Top-Secret clearance and Special Access Program (SAP) clearances
Experience with/using Agile Methodology and Continuous Integration (CI) / Continuous Deployment (CD) Tools (Bamboo, Jenkins) and Practices
Current DoD Secret Clearance and ability to obtain SAP access
Experience as a Scrum Master
Proficiency in C# and/or Java and Object-Oriented Software Design paradigms
Experience with Microsoft Windows technologies
Test procedure development and maintenance
Experience supporting/coordinating formal test events
Experience with one or more of the following scripts: yaml, Python, PowerShell, Batch, Typescript
Automated test script or test procedure development and maintenance for software testing
Experience with automated testing and test software such as TestComplete 4
A functional understanding of how revision control systems (e.g., BitBucket, git, CVS, etc.) are used
Hands-on system troubleshooting skills

Preferred (Nice to Have) Qualifications:

Proficiency in C#, .NET Framework
Experience with Windows Presentation Foundation (WPF) and Microsoft Windows-based Applications
Experience with Microservice development and service communication protocols such as gRPC and/or REST
Experience with Software Design Patterns
Experience with/using Relational Databases, SQL
Experience with the Atlassian Tool Suite: Bitbucket, Jira, Confluence, Crucible/Fish-eye
Familiarity with/using/deploying to Cloud technology: Azure and/or AWS
Familiarity with/using Containers in Docker and/or Kubernetes
Experience with/using and/or managing these DevOps tools: Ansible, Terraform, Chef, or Puppet
Previous in-depth mission planning domain knowledge of program software design and code
Certified ScrumMaster® (CSM®) or Professional Scrum Master™ (PSM™) certification
Experience working with requirements in DOORS.
Demonstrated ability to implement process improvements, streamline activities, and develop efficiencies.
Strong interpersonal and analytic skills; Works well in a team-environment
Experience with Joint Mission Planning System (JMPS) Framework (FW
Exposure to Infrastructure as Code (IaC) development
Experience with Air Force mission planning
CompTIA Security+ Certification
Active Top-Secret Clearance (adjudicated within the last 5 years) and SCI/SAP access

Primary 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.

Apply on ngc.wd1.myworkdayjobs.com About employer

More about this job

Skills

CI/CD
Test procedures
Documentation
Computer science
Microsoft Access
SAP
Agile
Atlassian Bamboo
Jenkins
Scrum
C#
Oracle Java
Microsoft Windows
Python
Microsoft PowerShell
Test automation
Control systems
Atlassian Bitbucket
Troubleshooting
Microsoft .NET Framework
Communication skills
SQL
Jira
Atlassian Confluence
Microsoft Azure
AWS
Docker
Kubernetes
DevOps
Ansible
IBM Terraform
Puppet
CSM
PSM
Infrastructure as code
Security+

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Jobs in the United States