Sr. Principal Engineer, Command and Control Enclave (C2E) Architect

Northrop Grumman

. Develop end-to-end system and mission architectures for C2 and mission systems within the C2E portfolio .

Posted 9/29/2026full-timeEl Segundo • California • United StatesSenior💰 $142,200 - $213,400 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing end-to-end system architectures and translating operational needs into functional designs. Proficient in Model-Based Systems Engineering and leading technical efforts while collaborating with cross-functional teams.

Highest-signal resume keywords

Model-Based Systems Engineering (MBSE)Architecture and System Design ToolsTechnical Trade StudiesRequirements Allocation and System DecompositionActive U.S. Government Top Secret Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

System Architecture DevelopmentFunctional Architecture DesignIntegration PlanningInterface DefinitionCybersecurityData TransportTactical DeploymentPayload IntegrationTechnical ProposalsRisk Management

Soft Skills

Strong Communication SkillsInterpersonal SkillsLeadership

Tools & Technologies

CameoDOORSEnterprise Architect

Certifications & Qualifications

U.S. Government Top Secret ClearanceSpecial Access Program (SAP) Clearance

Industry Keywords

C2 SystemsMission SystemsInterface Control Documents (ICDs)System IntegrationCross-Functional Collaboration

Tech Stack

Tools & technologies

CloudCyber Security

About the role

Key responsibilities & impact

Develop end-to-end system and mission architectures for C2 and mission systems within the C2E portfolio
Translate CONOPS and operational needs into functional, logical, and physical architectures, including interfaces and data flows
Lead architecture trade studies covering compute, cloud versus edge, tactical deployment, networks, data transport, cybersecurity, and payload/external integration
Document and defend architecture recommendations
Define integration and verification strategies across mission software, hardware platforms, secure networks, sensors/payloads, and test environments
Support requirements development and allocation, system decomposition, interface definition, and system integration planning
Contribute to Interface Control Documents, technical baselines, and major design reviews including SRR, PDR, CDR, TRR, and selloff
Serve as primary technical point of contact for C2E architecture
Provide briefings and documentation to internal leadership and government customers
Support technical proposals, SOWs, BOEs, and risk/opportunity discussions
Collaborate with systems, software, network, cyber, hardware, and integration and test teams

Requirements

What you’ll need

Bachelor of Science degree in a STEM discipline and 8 years of related professional/military experience, or Master of Science degree in a STEM discipline and 6 years of related professional/military experience, or STEM Ph.D. and 4 years of related professional/military experience
Active U.S. Government Top Secret clearance, with background investigation within the past 6 years or enrollment in Continuous Evaluation
Ability to obtain and maintain Special Access Program (SAP) clearance within a reasonable timeframe
Experience in Model-Based Systems Engineering (MBSE) or other digital engineering programs
Experience with architecture and system design tools such as Cameo, DOORS, or Enterprise Architect
Experience with technical trade studies influencing architecture or design decisions
Experience with systems engineering practices, including requirements allocation, system decomposition, interface definition, integration planning, and ICDs
Prior experience leading technical efforts as an individual contributor
Experience working with cross-functional teams and customers
Strong communication and interpersonal skills
U.S. Citizenship required for positions with a government clearance

Benefits

Comp & perks

Relocation assistance may be available
Flexible work arrangements
9/80 work schedule with every other Friday off
Phenomenal learning opportunities
Exposure to a wide variety of projects and customers
Friendly team environment
Health insurance coverage
Life and disability insurance
Savings plan
Company-paid holidays
Paid time off (PTO) for vacation and/or personal business
Potential overtime, shift differential, and discretionary bonus in addition to base pay
401K matching program