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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sentinel - Systems Engineer/Principal Systems Engineer - 18168 - **Company:** Northrop Grumman - **Location:** Manhattan Beach, CA, United States - **Salary:** $79,300.0 - $147,600.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Systems Engineering, Cyber Security, Network Interface Controllers, Field-Programmable Gate Array (FPGA), Hardware Design, Python (Programming Language), Language Modeling, Systems Development Life Cycle, Rhapsody, Requirements Management, SAP (Applications), Software Requirements Analysis, Systems Modeling Language, Scripting, MagicDraw, Modeling and Simulation, DODAF, Programming Languages - **Published:** August 4, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=45c0957f01deb6c2 ## About the Role Systems Engineer (Level 2): * Bachelor's degree in STEM with 2 years of experience, 0 years of experience with master's degree. * Must have an active DoD Secret clearance or higher at the time of application. * Must have the ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period, as determined by the company to meet its business need * 1 year of experience with requirements management/analysis/allocations OR Equivalent Graduate Certificate (e.g., CalTech SE Fundamentals) * 1 year of experience with Model-Based Engineering / Model-Based Systems Engineering (MBE/MBSE) practices, languages and/or tools such as Cameo, Rhapsody or MagicDRAW OR Equivalent Graduate Certificate (e.g., CalTech MBSE) * 1 year of experience with one or more of the following: C2, physical security, cybersecurity, Nuclear Command, Control, and Communications (NC3) systems/processes, communications systems, facility design, military aerospace development (e.g. Sentinel, Minute Man III, B-2, B-21 delivery systems) Principal Systems Engineer (Level 3): * Bachelor's degree in STEM with 5 years of related experience, 3 years of related experience with master's degree, or 1 year of related experience with PhD. * Must have an active DoD Secret clearance or higher at the time of application. * Must have the ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period, as determined by the company to meet its business need * 2 years of experience with requirements management/analysis/allocations OR Equivalent Graduate Certificate (e.g., CalTech SE Fundamentals) * 2 years of experience with Model-Based Engineering / Model-Based Systems Engineering (MBE/MBSE) practices, languages and/or tools such as Cameo, Rhapsody or MagicDRAW OR Equivalent Graduate Certificate (e.g., CalTech MBSE) * 2 years of experience with one or more of the following: C2, physical security, cybersecurity, Nuclear Command, Control, and Communications (NC3) systems/processes, communications systems, facility design, military aerospace development (e.g. Sentinel, Minute Man III, B-2, B-21 delivery systems), * Understanding of the Systems Engineering V-Model * Experience with requirements management tools such as DOORS * Experience in SysML or UPDM modeling languages * Proficiency with the DoDAF, UAF, or other modeling frameworks * 3+ years experience modeling with Cameo Enterprise Architecture, MagicDraw (No Magic, Inc.) or other architecture modeling tools * Experience using tools to model large systems with multiple developers * Experience exporting documentation out of a model-based environment * Experience in Software and/or Hardware design * Experience in documenting Interface Control Documents, Interface Requirement Specifications, and Interface Description Documents * Experience with software defined hardware structures (i.e., software defined radars and field programmable gate arrays) * LExperience with modeling and simulation programs such as the Advanced Framework for Simulation, Integration and Modeling (AFSIM) * LExperience with applying hypervisors, cross-domain solutions, multi-level security systems, or modular open systems approach to integrated systems * Experience with scripting and coding languages such as Python * Experience with Agile Development * Experience with ICBM weapon system sustainment engineering and integration * Experience with complex system development on large programs ## Description The selected engineer will be supporting activities including use case development, requirements definition / allocation, functional decomposition, interface definition, verification & validation, and requirements traceability. Specific duties to include, but are not limited to the following: * Collaborate with program IPT counterparts to develop supporting systems engineering and design artifacts. * Work with both technical teams and stakeholders to develop and mature architecture content of large programs design. * Help develop and incorporate the appropriate requirements for the system and ensure that they are properly represented in the model. * Develop systems architecture using Cameo Enterprise Architecture (behavioral, structural, analytical). * Contribute to system requirements development, management, and analysis. * Develop unifying model techniques, procedures, and processes (for model development, tool integration, and team integration). * Self-driven, able to tackle challenges, solve problems with minimal oversight and make recommendations for solutions/process improvement to leadership * Strong written and verbal communication skills ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) - [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [What Jobs Can You Get with a Software Engineering Degree?](https://www.wearedevelopers.com/magazine/398-what-jobs-can-you-get-with-a-software-engineering-degree) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)