Ground Integration Systems Engineer

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 Ground Integration Systems Engineer to oversee the integration of new mission segments into an existing operational system for satellite command and control. The role assesses impacts to legacy ground capabilities, guides transition and integration strategy, and advises on incremental test approaches to reduce risk and ensure readiness for enterprise-level test and operations. This role is located in Chantilly, VA.

• Lead systems engineering activities to integrate a new mission segment into an existing enterprise ground system supporting satellite command and control operations.
• Assess impacts of new segment capabilities on legacy ground architecture, including mission management, data routing, cybersecurity boundaries, message exchanges, and external interfaces.
• Develop and execute transition and integration strategies that minimize operational disruption and mitigate technical, schedule, and mission risk.
• Review, adjudicate, and influence Interface Control Documents (ICDs), Interface Requirements Documents (IRDs), and message definitions to ensure clear, testable, and verifiable interface specifications.
• Define and recommend integration test strategies, including incremental interface validation before enterprise-level testing.
• Coordinate with segment developers, ground operators, cybersecurity, and infrastructure teams to ensure coherent integration across functional boundaries.
• Evaluate requirements traceability from mission objectives through ground system implementation to ensure alignment during transition.
• Identify cross-program dependencies and integration risks; develop mitigation plans and provide technical recommendations to leadership.
• Contribute to technical assessments during major reviews with emphasis on integration readiness and architectural consistency.

• Must possess an active Top Secret/SCI clearance and CI polygraph (polygraph within the last ten (10) years).
• Bachelor's degree in a STEM field and ten (10) or more years of experience; Master's degree and eight (8) or more years of experience.
• Excellent interpersonal, leadership, team building, and problem-solving skills with a demonstrated ability to be effective in a Government/Contractor team environment.
• Willingness to travel 10%.

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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.