Demo

Systems Engineer

Space Systems Integration LLC
El Segundo, CA Full Time
POSTED ON 3/18/2026
AVAILABLE BEFORE 9/13/2026
Space Systems Integration (SSI) is a fast-growing engineering company that provides aerospace solutions to a variety of government and commercial customers. Our employees are forward-thinking, self-directed individuals who are committed to solving our customers’ technical challenges.

SSI is seeking a Systems Engineer for a role in El Segundo, CA.

The role focuses heavily on applying systems engineering principles to develop and integrate space, ground, and communication segments, ensuring technical excellence, innovation, and alignment with mission objectives.

Role and Responsibilities include:

  • Lead the end-to-end systems engineering lifecycle, including requirements definition, integration, testing, and verification
  • Develop and manage technical baselines, Interface Control Documents (ICDs), and system performance goals
  • Oversee technical reviews (SRR, PDR, CDR) and evaluate contractor designs to ensure alignment with mission objectives
  • Identify, assess, and mitigate risks through detailed analyses and trade studies
  • Direct the integration of space, ground, and communication segments to ensure system readiness
  • Apply advanced configuration and change management practices to maintain consistency and traceability
  • Collaborate with government and contractor teams, facilitating cross-functional reviews and technical interchange meetings (TIMs)
  • Align technical strategies with the Warfighting Acquisition System (WAS) philosophy to enable rapid capability delivery




Required Qualifications:

  • Bachelor’s degree in Engineering, Systems Engineering, or a related technical discipline, with 14 years of experience in systems engineering, integration, and lifecycle management within the Department of Defense (DoD) environment
  • Expertise in Space Domain Awareness (SDA) systems, including sensor networks, data pipelines, analytics platforms, space object tracking techniques, data fusion, orbit determination, and conjunction assessment
  • Strong knowledge of DoDI 5000.02 Major Capability Acquisition System processes, JCIDS processes, and the PPBE process, with practical experience in applying acquisition policies to systems engineering
  • Proficiency in developing and managing Interface Control Documents (ICDs), system architectures, and requirements traceability matrices
  • Experience applying system modeling and simulation tools, risk analysis frameworks, and technical data reviews
  • TS/SCI clearance required.
  • Travel is 10%




Preferred Qualifications:

  • Master’s degree in Systems Engineering, Aerospace Engineering, or a related technical field
  • Professional certifications, such as INCOSE CSEP, DoD DAWIA Level III in Systems Engineering, or other recognized credentials
  • Experience with space-based technologies, such as electro-optical (EO) payloads, algorithms for space object detection, and SDA data processing/storage systems
  • Familiarity with operational needs and constraints in space units such as Delta 9, NSDC, JTF-SD, or CSpOC
  • Prior leadership on U.S. military space acquisition programs, particularly within SDA/S&R, including experience in requirements management, test planning, and risk management
  • Hands-on experience with space control mission areas and advanced SDA technologies, including rapid prototyping
  • Direct support of USSF/SSC space programs with demonstrated results in technical and mission alignment




Space Systems Integration provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

#ssi #weknowhowtobuildit #spacejobs

Target salary range: $190,000 - $215,000. The estimate displayed represents the typical salary range and bonus potential for this position based on experience and other factors.

Salary : $190,000 - $215,000

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