Senior Principal Software Engineer - Secret Clearance (9/80)

Northrop Grumman; Roy (UT); On-site; USD 123,000 - 184,000; Full time

Benefits offered by this job

Medical, Dental & Vision coverage

401k

Educational Assistance

Life Insurance

Employee Assistance Programs & Work/Li

Job summary

Northrop Grumman is seeking a Senior Principal Software Engineer for the Sentinel program in Roy, Utah. You will lead design, development, and integration of software for air and space systems within a collaborative team environment.

The role requires top-level security clearance, strong mentoring skills, and hands-on programming across multiple languages and platforms. The team emphasizes CI/CD and robust documentation practices.

Qualifications

• U.S. citizenship required with an active Secret clearance/SAP at day 1.
• Bachelor’s degree in related field; 8+ years experience, 6+ with Master’s; 4+ with PhD or 4 extra years.
• Hands-on programming in Python, C/C++, Java.
• Experience with TCP/IP/UDP networking and debugging tools.
• Experience with JSON design/serialization and PostgreSQL.
• QT cross‑platform C++ framework experience.
• DoD training and simulation systems development.
• Full software life cycle: design, integration, deployment, in-service support.

Responsibilities

• Assist with software design and development of specialized tools and techniques.
• Documentation, participate in design, code, and software readiness reviews; program in C, C++, Java, Python.
• Develop Windows, Linux, and cross-compiled applications; embedded platform development.
• Support the software life cycle engineering: design, integration, verification, deployment, and in-service support.
• Support CI/CD pipelines for multiple products.

Skills

C/C++

Python

Java

QT

DoD systems

CI/CD

SQL/PostgreSQL

Education

Bachelor's in STEM

Master's in STEM

PhD

Tools

GitHub

GitLab

Jenkins

Jira

Azure DevOps

PostgreSQL/MySQL

Job description

Northrop Grumman is seeking a Senior Principal Software Engineer for the Sentinel program in Roy, Utah. You will lead design, development, and integration of software for air and space systems within a collaborative team environment.

The role requires top-level security clearance, strong mentoring skills, and hands-on programming across multiple languages and platforms. The team emphasizes CI/CD and robust documentation practices.