Senior Space Systems Architect – Mission Integration (TS/SCI)

Astrion; El Segundo (CA); On-site; USD 140,000 - 160,000; Full time

Job summary

Astrion is seeking a Senior Space Systems Engineer to join the Space Support to Theater (S2T2) Nexus Team, Space Systems Integration Office (SSIO), Space Systems Command (SSC), Los Angeles AFB, El Segundo, CA. This is a critical role in advancing, integrating, and delivering system-of-systems (SoS)/family-of-systems (FoS) space capabilities in support of national security objectives.

This position leads multidisciplinary teams, performs mission engineering analyses, develops JCIDS documentation,

Qualifications

• B.S. degree in STEM (Engineering, Physics, Earth Science, Mathematics, Operations Analysis, or related field).
• 8+ years in design, development, deployment of space systems in USSF/DoD.
• Strong foundation in systems engineering, mission analysis, and SoS integration.
• Proven ability to lead multidisciplinary teams of government, SETA, FFRDC, and contractors.
• Proficiency with MS Office; familiarity with JIRA/Confluence is desirable.
• Excellent communication skills to brief complex topics to senior decision-makers.
• Able to manage multiple priorities in a fast-paced, mission-driven environment.
• Willingness to travel up to 10%.

Responsibilities

• Lead development and integration of cutting-edge space capabilities across current and future systems.
• Perform mission engineering analysis and evaluate reference missions for risks and gaps.
• Conduct system-level capability reviews and derive solutions to close mission-critical gaps.
• Support war room planning, capability epoch development, and kill chain assessments.
• Develop enterprise requirements and JCIDS documentation for high-priority space programs.
• Assess policy and technical drivers impacting system design and interoperability.
• Collaborate with external stakeholders to deliver integrated SATCOM, PNT, Missile Warning, TacISR, Launch, and BMC3 solutions.
• Prepare and present briefings, white papers, and strategic roadmaps to senior leadership.
• Provide expertise in space strategy, architecture, and hardware design for enterprise resilience.
• Develop and maintain foundational project documentation.

Skills

Systems engineering

Mission analysis

SoS integration

Leadership

JIRA/Confluence

MS Office

Communication to leadership

Travel readiness

multi-disciplinary teamwork

Education

B.S. in STEM

Tools

JIRA

Confluence

Job description

Astrion is seeking a Senior Space Systems Engineer to join the Space Support to Theater (S2T2) Nexus Team, Space Systems Integration Office (SSIO), Space Systems Command (SSC), Los Angeles AFB, El Segundo, CA. This is a critical role in advancing, integrating, and delivering system-of-systems (SoS)/family-of-systems (FoS) space capabilities in support of national security objectives.

This position leads multidisciplinary teams, performs mission engineering analyses, develops JCIDS documentation,