TS/SCI Systems Engineer – Defense & Space

AST SpaceMobile; Washington (District of Columbia); On-site; USD 120,000 - 165,000; Full time

Job summary

AST SpaceMobile in Washington, DC is seeking a Systems Engineer to advance advanced communications and defense-related programs. You will apply systems engineering methods across the full program lifecycle, from requirements development to verification, ensuring traceability and integration across multidisciplinary teams.

You will contribute to CONOPS, interface docs, and risk assessments, collaborate with hardware, software, and subsystems, support reviews and proposals, and help prepare

Qualifications

• Bachelor's degree in systems engineering, electrical engineering, aerospace engineering, computer engineering, or a related technical discipline.
• Advanced degree preferred.
• Experience with systems engineering methodologies, requirements management, and system modeling practices.
• Experience supporting system integration, verification, and validation activities.
• Eligibility to obtain and maintain a government security clearance.

Responsibilities

• Develop and maintain system-level budgets, including power, data, performance, and other engineering metrics.
• Define, analyze, document, and maintain system and subsystem requirements with full traceability.
• Support requirements allocation, verification planning, and validation activities throughout the program lifecycle.
• Develop and maintain concepts of operations (CONOPS), interface documentation, verification plans, and traceability matrices.
• Conduct trade studies, system analyses, and risk assessments to support architecture and design decisions.
• Collaborate with hardware, software, communications, and subsystem engineering teams to ensure technical alignment and integration.
• Support system-level design reviews and technical presentations, including preparation of supporting documentation.
• Coordinate with technical leads and stakeholders to collect, analyze, and consolidate engineering data.
• Support vendor requirements definition, technical evaluations, and qualification activities.
• Interface with customers, program leadership, and external partners to support technical planning and program execution.
• Contribute to proposal development, technical documentation, and solution planning activities for new business opportunities.
• Support capability development, architecture definition, system integration, testing, deployment, and sustainment activities.
• Provide systems engineering support across all phases of development and operational readiness activities.

Skills

Systems thinking

Requirements management

MBSE

System modeling

Cross-functional collaboration

Technical communication

Education

Bachelor's degree in systems engineering, electrical engineering, aerospace engineering, computer engineering, or a related technical discipline

Advanced degree preferred

Tools

Jama

DOORS

MBSE tools

MATLAB/Simulink

ConOps documentation

Job description

AST SpaceMobile in Washington, DC is seeking a Systems Engineer to advance advanced communications and defense-related programs. You will apply systems engineering methods across the full program lifecycle, from requirements development to verification, ensuring traceability and integration across multidisciplinary teams.

You will contribute to CONOPS, interface docs, and risk assessments, collaborate with hardware, software, and subsystems, support reviews and proposals, and help prepare