Principal Systems Architect Engineer - MBSE Cameo

About the role

Northrop Grumman is seeking a Principal Systems Architect Engineer - MBSE Cameo to join our team. This role is located in El Segundo, CA or Redondo Beach, CA.

Responsibilities

• Functional-requirements development – Elicit, document, and prioritize system functional requirements.
• System-engineering decomposition – Translate functional requirements into hardware and software architectures; define clear interfaces.
• Cameo Systems Modeler production – Build Activity, Internal Block Diagram (IBD), and Block Definition Diagram (BDD) models; maintain model traceability and version control.
• Cyber-architecture support – Apply JSIG/NIST guidance to map cyber requirements onto system designs.
• Zero-Trust & IAM concepts – Contribute to Zero-Trust network and RBAC/IAM design documentation.
• Cloud-integration assistance – Support Azure (and optionally AWS/GCP) architecture teams with model-based representations of cloud services.
• Automation & IaC – Write lightweight Ansible/Terraform scripts or PowerShell modules to provision test environments referenced in models.
• CI/CD pipeline participation – Integrate model validation steps into build pipelines (e.g., model-to-code generation, automated consistency checks).
• Integration-test planning – Draft test plans, execute data-flow verification, and support real-time command validation.
• Documentation & Review – Produce architecture briefs, interface control documents (ICDs), and conduct peer reviews.
• Mentorship – Provide guidance to junior engineers on MBSE practices and Cameo tool usage.

Requirements

• Must have a Bachelors degree in a STEM field and at least 5 years of relevant military / professional experience, OR a Master's Degree in a STEM field and at least 3 years of relevant military / professional experience, OR a PhD and at least 1 year of relevant military / professional / academic experience.
• Must have an active US Government Secret or higher clearance (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation).
• Must have the 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 needs.
• Must have experience developing Activity, IBD, and BDD models; experience with model libraries and traceability.
• Must have experience with cross-domain solutions, multi-level security (IL-4/5/6), and government-furnished hardware/software (GFX/GFE).
• Must have experience with NIST, JSIG, and US Government cyber-risk frameworks.

Qualifications

• Experience with Azure, AWS GovCloud, or Google Cloud architectures.
• Knowledge of Zero-Trust, RBAC/IAM, and micro-segmentation concepts.
• Proficiency in Ansible, Terraform, PowerShell, or Python for automation.
• Exposure to CI/CD tools (Azure DevOps, GitLab, Jenkins) and model-driven development pipelines.
• Background in defense, aerospace, or missile systems.
• Certifications: Certified MBSE Professional, Azure Solutions Architect Associate, CISSP (or equivalent).

Pay

Primary Level Salary Range: $114,000.00 - $171,000.00