Avionics, Communication Skills, Document Management, Documentation, Emerging Technology, Hardware Administration, Hardware Components, Hardware-Software Integration, Identify Issues, Information Technology & Information Systems, Integration Testing, Laboratory Testing, Presentation/Verbal Skills, Professional Services, Requirements Management, Requirements Validation/Verification, Secret Clearance, Security Clearance, Software Administration, System Architecture, System Integration (SI), System Validation, Systems Analysis, Systems Engineering, Systems Maintenance, Technical Writing, Test Plan/Schedule, Testing, Unified Modeling Language (UML), United States Citizen, United States Military, Validation Testing, Work From Home, Writing Skills
Senior Systems Integration Engineer
Job ID: 2614773
Location: Huntsville, AL, United States
Date Posted: Jul 22, 2026
Category: Engineering and Sciences
Subcategory: Sys Integration
Schedule: Full-Time
Shift: Day Job
Travel: Yes - 10% of the time
Minimum Clearance Required: Secret
Clearance Level Must Be Able to Obtain: None
Potential for Remote Work: On-Site
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Job Description
Description
SAIC is seeking a Senior Systems Integration Engineer to join our team in Huntsville, Alabama.
The Senior Systems Integration Engineer will be responsible for but not limited to the following duties:
- Participate in a broad range of engineering tasks supporting the development, testing, integration, fielding, and sustainment of advanced systems for U.S. Military platforms and mission systems
- Develop and validate system requirements, ensuring hardware and software components integrate seamlessly
- Collaborate with design teams, supporting test planning and execution
- Assist with system-level troubleshooting and verification in laboratory and field environments
Qualifications
Required Education:
- BS degree and fourteen (14) years of experience; four (4) years of related experience accepted in lieu of a degree
Required Clearance:
- Must possess an active Secret security clearance with the ability to maintain; US Citizenship required
Required Qualifications:
- Experience with systems engineering processes, methodologies, and tools supporting hardware/software integration
- Experience supporting requirements development, interface definition, system verification, and validation activities
- Experience integrating complex hardware and software components across laboratory, testbed, or vehicle environments
- Experience with HW Avionics or SW Avionics
- Familiarity with model-based systems engineering (MBSE) tools and techniques (SysML/UML)
- Experience analyzing system documentation, architecture artifacts, and interface control documents (ICDs)
- Ability to troubleshoot integration issues and collaborate across multiple engineering disciplines
- Strong written and verbal communication skills, including the ability to create clear technical documentation
Overview
SAIC accepts applications on an ongoing basis and there is no deadline.
SAIC is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.
We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.
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Science Applications International Corp
SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.
We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.