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# Systems Engineer Principal

- **Company:** Science Applications International Corporation
- **Location:** Chantilly, VA, United States
- **Salary:** $160,001.0 - $200,000.0
- **Contract:** Permanent contract
- **Skills:** Adobe InDesign, Systems Engineering, Digital Electronics, Network Interface Controllers, Design of User Interfaces, Software Requirements Analysis
- **Published:** July 23, 2026
- **Apply:** https://dejobs.org/x/x/C6B03407C2EE43F9B29D61220C2DA129/job/

## About the Role

* Active TS/SCI with Counter Intelligence (CI) polygraph
 * STEM Bachelors and nine (9) years or more experience; Masters and seven (7) years or more experience ; PhD or JD and four (4) years or more experience
 * Proven ability to critically review technical work products and provide actionable recommendations
 * Excellent written, verbal, and interpersonal communication skills with the ability to articulate complex technical concepts to diverse audiences

Desired Qualifications:

 * Advanced degree in Electrical, Computer, or Aerospace Engineering or Physics
 * Advanced electro-optical sensor and payload development
 * Spacecraft bus or payload engineering lifecycle (requirements, design, development, integration, test, and delivery)
 * Multi-subsystem interface design and integration
 * Analog and/or digital electronics design and analysis
 * Demonstrated knowledge of government acquisition processes and project/program management
 * Concept development, requirements definition, and trade study execution for innovative systems

## Description

SAIC is seeking an experienced Electrical Systems Engineer to join our elite Systems Engineering and Technical Assistance (SETA) team supporting cutting-edge national security programs. In this role, you'll contribute to the development of advanced remote sensing technologies, sensor systems, and space vehicle architectures that directly impact mission-critical operations. This is an opportunity to tackle complex technical challenges while working alongside world-class engineers on multiple high-priority, fast-paced projects., As a SETA, you will provide expert technical guidance and oversight to ensure program success across the full system lifecycle:

 * Provide technical insight to the next generation electronics and sensor development
 * Review and assess development contractor deliverables including requirements flow-down, verification methodologies, calibration plans, interface control documents, concepts of operations, and test plans
 * Participate in design reviews to uphold the customer's interests
 * Provide expert advice related to technical issues that arise during program execution
 * Identify high-risk areas (technical, cost, and schedule) and develop effective mitigation strategies
 * Work seamlessly across SETA teams, development contractors, and customer organizations to drive successful program objectives
 * Collaborate with cross-functional teams to develop, refine, and trace requirements; conduct system-level trade studies to optimize performance


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