Senior Principal Software Engineer – Sentinel Defense

Northrop Grumman; United States; On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Medical, Dental & Vision coverage

401k

Educational Assistance

Life Insurance

Employee Assistance Programs & Work/Li

Paid Time Off

Health & Wellness Resources

Employee Discounts

Job summary

Northrop Grumman is seeking a Sr Principal Software Engineer for a role in Roy, UT, supporting the Sentinel Program. You will work on software design and development across Windows/Linux platforms, with embedded components and cross-compiled apps. Responsibilities include design reviews, documentation, and CI/CD pipeline implementation.

The position requires a strong background in Python, C/C++, Java, and C#, with DoD training experience and a U.S. Secret clearance.

Qualifications

• Senior Principal role requires 8 years with BS, 6 years with MS, or 4 years with PhD.
• US citizenship with active Secret clearance at day 1.
• Strong communication skills and ability to mentor junior engineers.
• Hands-on programming in Python, C#, C/C++, and Java.

Responsibilities

• Assist with software design and development of specialized tools and techniques.
• Provide/authors documentation and participate in design, code, and software readiness reviews per DoD procedures (languages include C, C++, Java, Python).
• Develop Windows, Linux, and cross-compiled applications; embedded platform development.
• Support software life cycle engineering: design, integration, verification, deployment, and in-service support.
• Support CI/CD pipelines for multiple products.

Skills

Python

C/C++

Java

C#

JSON/JSONB

QT

CI/CD

Education

Bachelor's degree in related field

Master's degree in STEM

PhD or additional years in lieu of degree

Tools

QT cross‑platform C++ framework

PostgreSQL (JSON/JSONB)

Job description

Northrop Grumman is seeking a Sr Principal Software Engineer for a role in Roy, UT, supporting the Sentinel Program. You will work on software design and development across Windows/Linux platforms, with embedded components and cross-compiled apps. Responsibilities include design reviews, documentation, and CI/CD pipeline implementation.

The position requires a strong background in Python, C/C++, Java, and C#, with DoD training experience and a U.S. Secret clearance.