Senior SI&T Engineer: Systems Integration & Test

SES SA; Chicago, McLean (IL, VA); Hybrid; USD 110,000 - 160,000; Full time

Job summary

SES is seeking a (Senior) Engineer, System Integration & Test, meoSphere, to join the SI&T team in delivering end-to-end integration, verification, and test across spacecraft, ground systems, and networks.

You will lead test activities across multiple domains, develop test solutions, troubleshoot issues, and ensure traceability from requirements to verification evidence in a fast-paced aerospace environment.

Qualifications

• Bachelor's or Master's degree in Aerospace Engineering, Systems Engineering, Telecommunications, Electrical Engineering, Computer Engineering, Software Engineering, or a related technical discipline.
• Minimum 8 years of relevant engineering experience delivering SI&T activities in complex environments.
• Experience owning and delivering system integration work packages with limited supervision.

Responsibilities

• Plan, coordinate, and execute system integration, verification, validation, and test activities across complex hardware, software, networks, and operations.
• Own assigned SI&T work packages, delivering outputs aligned with milestones and readiness gates.
• Develop, review, and maintain test procedures, configurations, and evidence for requirement compliance.
• Define and execute interface, system, mission, and end-to-end test activities supporting verification and validation.
• Collaborate with spacecraft, ground systems, software, operations, networking, and supplier teams for integration and test.
• Investigate anomalies, perform root-cause analysis, and drive corrective actions.
• Ensure traceability between requirements, verification methods, and evidence.
• Contribute to system readiness and test readiness reviews; support technical decisions.
• Support test environment, infrastructure, and automation capabilities; provide technical documentation.

Skills

Systems engineering

Test automation

Problem solving

Cross-functional collaboration

Education

Bachelor's or Master's degree in Aerospace or related technical discipline

Job description

SES is seeking a (Senior) Engineer, System Integration & Test, meoSphere, to join the SI&T team in delivering end-to-end integration, verification, and test across spacecraft, ground systems, and networks.

You will lead test activities across multiple domains, develop test solutions, troubleshoot issues, and ensure traceability from requirements to verification evidence in a fast-paced aerospace environment.