$160,001–$200,000 Per Year
Campaigns, Change Control, Commissioning, Communication Skills, Document Management, Electricity, Emerging Technology, Information Technology & Information Systems, Integration Testing, International Classification of Diseases (ICD), Performance Testing, Professional Services, Radio Frequency, Risk Analysis, Sensitive Compartmented Information (SCI), System Integration (SI), System Test, Systems Engineering, Technical Leadership, Test Plan/Schedule, Testing, Top Secret Clearance, Trade Studies, Verification Plans, Wheel/Front-End Loader, Work From Home
Principal Integration Engineer
Job ID: 2614461
Location: Chantilly, VA, United States
Date Posted: Jul 10, 2026
Category: Engineering and Sciences
Subcategory: Sys Integration
Schedule: Full-Time
Shift: Day Job
Travel: Yes - 10% of the time
Minimum Clearance Required: TS/SCI
Clearance Level Must Be Able to Obtain: TS/SCI with Poly
Potential for Remote Work: On-Site
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Job Description
Description
Position Summary
The Principal Integration Engineer - Payload leads end-to-end integration of advanced radar and ISR payloads into spacecraft bus architectures. This role requires radar payload integration experience and supports complex interface, verification, and mission integration activities for national security space programs.
Key Responsibilities
- Lead integration of radar and ISR payloads with spacecraft bus subsystems across electrical, mechanical, thermal, RF, and command/data interfaces.
- Develop and manage payload-to-bus interface control documents (ICDs) and verification artifacts.
- Execute system-level functional integration, hardware bring-up, and payload performance testing.
- Coordinate with systems engineering, RF payload, radar design, and MBSE/digital engineering teams.
- Drive integration readiness events including interface reviews, IRRs, environmental test plans, and launch readiness activities.
- Perform integration risk assessments and technical trade studies.
- Lead troubleshooting of payload anomalies during integration, test, and early orbit operations.
Qualifications
Bachelor's degree in Electrical Engineering, Mechanical Engineering, Aerospace Engineering, Applied Physics, or related field; Master's preferred.
- 10-15+ years of experience in payload or spacecraft integration, including radar or ISR payloads.
- Direct experience with radar payload integration and spacecraft interfaces.
- Expertise with ICD development, verification planning, and configuration-controlled documentation.
- Hands-on experience with system-level test environments and space hardware certification.
- Active TS/SCI clearance .
Desired Qualifications
- Experience with space-based radar payloads or ISR mission architectures.
- Knowledge of digital engineering workflows and MBSE tools such as Cameo or MagicDraw.
- Experience supporting launch campaigns and early-orbit commissioning.
- Strong communication skills for technical leadership and customer engagement.
Must have a TS/SCI, and be willing to obtain a poly
Target salary range: $160,001 - $200,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.
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.