Northrop Grumman · 5 hours ago
Sentinel Sr. Principal Software Engineer (TS Required)– 15321 - R10213723
Huntsville, AL
Full-time
Onsite
Senior Level, Lead/Staff
$131K/yr - $197K/yr
4+ years expNorthrop Grumman is a leading aerospace and defense technology company. They are seeking a Senior Principal Software Engineer to support the Sentinel program, focusing on developing innovative software solutions and working within a cross-functional Scrum team.
AerospaceData IntegrationManufacturingRemote SensingSecurity
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace
Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges
We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible
Qualification
Required
Bachelors in Science with 8 years of experience, Masters in Science with 6 years of experience, PhD with 4 years of experience or 04 additional years in lieu of a degree
Must have an active U.S. Government DoD Top Secret security clearance at time of application, current and within scope, with an ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time, as determined by the company to meet its business need
Experience with Agile and working in a cross-function Scrum team
Working knowledge of Object-Oriented Analysis and Design principles
Familiarity with Model-Based Systems Engineering languages (SysML/UML) and concepts
Experience developing web-based applications on a cloud-based platform
Experience deploying containerized applications in a Kubernetes framework
Experienced developing with Javascript, Typescript and React
Adept at working across the full stack, contributing to frontend UI/UX, backend APIs, and database design
Experience with RESTful API design and implementation
Proficiency in front-end development technologies including HTML, CSS, JavaScript, React, and Express
Preferred
Current Special Program Access (SAP)
Experience with modern web technologies, virtual machines and containerized applications
Experience with the Atlassian Tool Suite including Jira and Confluence
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
IASAE III (e.g., CCSP, CISSP-ISSEP, CISSP-ISSAP) certification
IAT II (e.g., Security+, CISSP) certification
Understanding of OSI Open Systems Interconnection model and the impact of each level to the design of a network architecture
Experience using Model Based Systems Engineering to model software functions using Cameo
Experience using Unified Modeling Language to document software design using Cameo
Knowledge of NIST and ISO standards
Experience with other languages like C++, C#, and Python is a plus
Benefits
Medical, Dental & Vision coverage
401k
Educational Assistance
Life Insurance
Employee Assistance Programs & Work/Life Solutions
Paid Time Off
Health & Wellness Resources
Employee Discounts
Company
Northrop Grumman
Northrop Grumman is an aerospace, defense and security company that provides training and satellite ground network communications software.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$3.7BKey Investors
U.S. Department of DefenseNASA
2025-05-27Post Ipo Debt· $1B
2024-01-29Post Ipo Debt· $2.5B
2023-12-20Grant· $72M
Leadership Team
Kenneth Crews
Corporate Vice President and Chief Financial Officer
Elizabeth Pitts-Madonna
VP, Talent, Northrop Grumman Corporation
Recent News
2025-12-27
2025-12-27
2025-12-24
Company data provided by crunchbase