Sentinel Principal /Sr Principal Software Engineer - 20411 & 20412

Northrop Grumman•Roy, UT

2d•$98,400 - $184,200•Onsite

About The Position

Northrop Grumman Defense Systems is hiring a Principal or Sr. Principal Software Engineer to support the design, development, integration, and sustainment of its enterprise project controls application ecosystem. The suite includes Oracle Primavera P6, Oracle Unifier, Riskonnect Active Risk Manager, Oracle Project Integration Framework (PIF), and related enterprise integrations. The role focuses on building and maintaining scalable, secure, and reliable technical solutions for project planning, scheduling, risk management, and reporting. It is located in Roy, Utah, and involves 10% travel. The position requires the ability to obtain and maintain an active DoD Secret clearance and Special Program Access; U.S. citizenship is required. The engineer will work with product, business, and IT stakeholders to deliver enhancements, modernize integrations, improve data flows, and strengthen operational stability. The role includes designing and sustaining software and integrations, resolving production and data issues, supporting releases and upgrades, documenting solutions, applying secure coding practices, and contributing to reviews and root cause analysis. The position also includes mentoring junior developers and identifying ways to improve reliability, automation, and maintainability. This is a full-time position with a standard 9/80 schedule: nine-hour days Monday through Thursday and every other Friday off. Relocation assistance may be available. Northrop Grumman offers a benefits package that includes medical, dental, and vision coverage; a 401(k); educational assistance; life insurance; employee assistance and work/life solutions; paid time off; health and wellness resources; and employee discounts.

Requirements

Principal level: 5 years of experience with a bachelor's degree in a relevant field, 3 years with a master's degree, 1 year with a Ph.D., or 4 additional years in lieu of a degree.
Sr. Principal level: 8 years of experience with a bachelor's degree in a relevant field, 6 years with a master's degree, 4 years with a Ph.D., or 4 additional years in lieu of a degree.
Ability to obtain and maintain an active DoD Secret clearance.
U.S. citizenship and ability to obtain Special Program Access (SAP).
Experience leading development efforts for enterprise software applications, integrations, or platforms.
Experience with system integration design, software sustainment, and support in complex enterprise environments.
Experience with one or more of the following: APIs, middleware, ETL/data integration, scripting, application development frameworks, or cloud/on-premises integration patterns.
Demonstrated ability to drive technical solutions from requirements through deployment and operational support.
Ability to collaborate effectively with technical and non-technical stakeholders.
Experience troubleshooting production issues and supporting business-critical applications.

Nice To Haves

Hands-on experience supporting or integrating Oracle Primavera P6, Oracle Unifier, Oracle PIF, Riskonnect Active Risk Manager, or similar enterprise platforms.
Experience with project controls, project management, scheduling, cost, change, or risk management business processes.
Experience with relational databases, SQL, data mapping, and interface troubleshooting.
Experience with Agile development practices and work-tracking tools such as Jira or Azure DevOps.
Experience in aerospace, defense, engineering, or other highly regulated enterprise environments.
Familiarity with service-oriented architecture, batch processing, event-driven integration, or enterprise application integration patterns.
Experience with performance tuning, monitoring, and support KPI improvement.

Responsibilities

Design, develop, test, deploy, and sustain software solutions supporting Oracle Primavera P6, Oracle Unifier, Riskonnect Active Risk Manager, Oracle PIF, and related integrations.
Build and maintain integrations between project controls platforms and enterprise systems such as ERP, data warehouse, identity/access, and reporting environments.
Translate functional and technical requirements into scalable application components, integration services, APIs, scripts, and automation solutions.
Troubleshoot and resolve application and integration defects, performance issues, data synchronization issues, and production incidents.
Partner with product owners, system analysts, architects, DBAs, and infrastructure teams to implement new capabilities and improve existing solutions.
Support upgrade, patching, release, and deployment activities while minimizing operational disruption.
Develop and maintain technical documentation, interface specifications, data mappings, support procedures, and code artifacts.
Implement secure coding practices and ensure solutions align with enterprise architecture, cybersecurity, and compliance requirements.
Participate in code reviews, design reviews, test planning, and root cause analysis to improve quality and maintainability.
Identify opportunities to reduce technical debt, improve reliability, and increase automation across the application ecosystem.
Support data quality and system performance monitoring through logging, metrics, and proactive issue identification.
Mentor junior developers and contribute to a collaborative engineering culture focused on quality and continuous improvement.