SAIC

Principal Integration Engineer

SAIC$120K — $150K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Electrical, Mechanical, Aerospace Engineering, or Applied Physics; Master's preferred.
  • 10-15+ years of experience in payload or spacecraft integration, specifically with radar or ISR payloads.
  • Direct experience integrating radar payloads with spacecraft interfaces.
  • Expertise in developing ICDs, verification planning, and maintaining configuration control documentation.
  • Hands-on system-level testing and space hardware certification experience.
  • Active TS/SCI security clearance is required.

Responsibilities

  • Lead the integration of radar and ISR payloads with spacecraft subsystems across various disciplines.
  • Develop and manage payload-to-bus interface control documents and verification artifacts.
  • Execute system-level functional integration, hardware bring-up, and performance testing for payloads.
  • Coordinate closely with systems engineering and RF payload teams to ensure successful integration.
  • Drive and lead integration readiness events like interface reviews and environmental test planning.
  • Perform integration risk assessments and conduct technical trade-off studies.
  • Troubleshoot payload anomalies throughout integration, testing, and early orbit stages.

Benefits

  • Comprehensive healthcare coverage including medical, dental, and vision plans.
  • Generous paid time off policy with vacation, sick leave, and holidays.
  • Retirement savings plan with company match.
  • Career development opportunities including training and certification programs.
Full Job Description
Job 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

About SAIC

Science Applications International Corporation (SAIC) is a technology integrator in the technical, engineering, intelligence, and enterprise information technology markets. SAIC has approximately 26,000 employees and operates in more than 70 countries. The company was founded in 1969 and is headquartered in Reston, Virginia. SAIC provides services to the U.S. government, including the Department of Defense, the intelligence community, and civilian agencies. The company also serves commercial customers in the healthcare, energy, and financial services sectors.
Learn more about SAIC
Size
26,000 employees
Market Cap
$6 billion
Industry
Net Income
$206 million
Founded
1969
5 Year Trend
+10.7%
Revenue
$6.8 billion
NASDAQ

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