Senior Space Systems Engineer (SETA) with TS Clearance

Astrion; El Segundo, Northern (CA, KY); Hybrid; USD 99,000 - 121,000; Full time

Job summary

Astrion seeks an Aerospace Engineer to provide Systems Engineering and Technical Assistance (SETA) support to Space Systems Command, Space Sensing Directorate (SSC/SN), at Los Angeles Air Force Base. The role covers acquisition, development, integration, test, launch, operations, sustainment, and modernization of space-based missile warning, missile tracking, and related capabilities.

The engineer will provide enterprise-level systems engineering across space, ground, communications, and

Qualifications

• Bachelor's degree in Aerospace, Systems, Electrical, or Mechanical Engineering, or related technical discipline.
• 7+ years of aerospace, space systems, defense acquisition, or systems engineering experience.
• Experience supporting DoD or Space Force acquisition programs.
• Experience with space systems, missile warning/tracking/defense, satellite systems, ground systems, or mission operations.
• Strong technical writing, briefing, coordination, and problem-solving skills.

Responsibilities

• Provide senior-level aerospace systems engineering and technical advisory support across the full acquisition lifecycle.
• Support requirements development, decomposition, validation, verification, traceability, and configuration control.
• Conduct system-of-systems engineering and integration across space, ground, launch, communications, and mission-support segments.
• Support architecture development using MBSE, Digital Engineering, and mission-thread analysis.
• Evaluate technical baselines, interfaces, system performance, risks, dependencies, and readiness.
• Support program reviews, engineering review boards, configuration control boards, and technical meetings.
• Analyze technical discrepancies and develop corrective actions and closure documentation.
• Support launch integration, early orbit operations, on-orbit checkout, and transition to sustainment.
• Review contractor engineering products and deliverables.
• Develop and maintain integrated master schedule inputs and risk registers.
• Support mission area analysis for Missile Warning, Missile Defense, etc.
• Assess ground processing, mission data, sensor fusion, and C2 capabilities.
• Coordinate with SSC, mission partners, USSTRATCOM, IC, and industry stakeholders.
• Prepare executive briefings, technical assessments, and acquisition documents.
• Identify risks and recommend COAs.
• Mentor junior engineers and cross-functional teams.

Skills

Aerospace engineering

Systems engineering

DoD acquisition

Space systems

MBSE

Technical writing

Briefing

Stakeholder coordination

Independent work

Risk management

Education

Bachelor's degree in a related field

Master's degree (preferred)

Job description

Astrion seeks an Aerospace Engineer to provide Systems Engineering and Technical Assistance (SETA) support to Space Systems Command, Space Sensing Directorate (SSC/SN), at Los Angeles Air Force Base. The role covers acquisition, development, integration, test, launch, operations, sustainment, and modernization of space-based missile warning, missile tracking, and related capabilities.

The engineer will provide enterprise-level systems engineering across space, ground, communications, and