Senior Systems Engineer - SDA (TS/SCI w/ CI Poly)

Millennial Software; Chantilly (VA); On-site; USD 140,000 - 210,000; Full time

Benefits offered by this job

Medical premiums paid

Dental premiums paid

Vision premiums paid

Disability and life insurance

401(k) with 15% company contribution

PTO and holidays - 30 days

Paid paternal and maternal leave

Company swag

Job summary

Millennial Software is seeking a Senior Systems Engineer with Agile Product Owner experience to support a Government customer in Space Domain Awareness (SDA) missions. You’ll bridge development teams, system architects, and mission stakeholders to ensure well-architected, requirements-aligned, high-performance solutions.

You will manage backlogs, define priorities, and guide system design and integration in mission-critical environments, collaborating with users and backend developers to deliver

Qualifications

• Active TS/SCI with CI Poly.
• Bachelor’s Degree in Systems Engineering, Computer Science, Math, Physics, or related STEM.
• 10+ years of relevant experience (or 8+ years with a Graduate Degree).
• 2+ years of experience on a Space Domain Awareness (SDA) program within the USG.
• Demonstrated experience defining requirements, managing backlogs, and supporting agile software development.
• Strong understanding of Space Domain Awareness (SDA) mission needs, data, or related space operations.
• Excellent communication skills with the ability to translate technical concepts into mission-focused outcomes.
• Excellent teamwork, communication, and problem-solving skills

Responsibilities

• Define and prioritize SDA-focused product features and technical requirements in collaboration with mission stakeholders, system architects, and development teams.
• Maintain and groom the product backlog, ensuring alignment with mission objectives and program milestones.
• Apply systems engineering practices to ensure effective data integration, interface design, and system performance in SDA applications.
• Serve as the liaison between users, stakeholders, and the development team to ensure clear communication of priorities and objectives.
• Support test planning, validation, and verification to confirm system capabilities meet SDA mission objectives.
• Monitor progress, identify risks, and provide solutions to ensure timely, high-quality delivery.

Skills

Product Owner

Agile Software Development

Systems Engineering

Communication

Space Domain Awareness

Education

Bachelor’s Degree in Systems Engineering, Computer Science, Math, Physics, or related STEM

Tools

Jira

Confluence

Job description

Millennial Software is seeking a Senior Systems Engineer with Agile Product Owner experience to support a Government customer in Space Domain Awareness (SDA) missions. You’ll bridge development teams, system architects, and mission stakeholders to ensure well-architected, requirements-aligned, high-performance solutions.

You will manage backlogs, define priorities, and guide system design and integration in mission-critical environments, collaborating with users and backend developers to deliver