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Systems Engineer IV

Xcimer Energy - Denver, CO, USA - In-office - posted 2026-10-15

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Xcimer Energy is seeking a Systems Engineer IV to provide technical leadership and oversight for the development and implementation of complex system functionality. In this role, you will implement processes, traceability, and documentation to support the Inertial Fusion Energy (IFE) program, collaborating across program teams to identify integration opportunities and support updated releases. Key responsibilities include conducting systems engineering activities in accordance with tailored standards and practices, driving and coordinating technical decision-making across multiple teams, and acting as a negotiator to ensure the holistic system is optimized. You will conduct risk assessments to develop and implement mitigation plans, and develop strategies and approaches for specialty engineering disciplines including operability, reliability, maintainability, and supportability integration, analysis, and verification. This is a senior technical role requiring deep expertise in systems engineering lifecycle management for large, complex integrated systems. You will work closely with cross-functional teams and stakeholders to drive technical innovation and growth, with particular emphasis on managing the integrated technical baseline through full program lifecycle phases. REQUIREMENTS: - Education: Minimum B.S. degree in engineering or other technical field (mechanical, electrical, chemical, etc.) - Experience: 10+ years of Systems Engineering or Software Engineering experience - Proven experience leading cross-functional teams and collaborating with stakeholders to drive technical innovation and growth - Proven experience owning the integrated technical baseline for complex systems through the full Systems Engineering Lifecycle - Experience working on development programs for large, complex, integrated systems or facilities—preferably from fusion/energy, nuclear, aerospace, or space and defense industries - Strong technical experience in simulation, software, and data analysis, with understanding of industry trends and emerging technologies - Fluency with Atlassian suite tools (Confluence, Jira) - Experience with rapid technology development, integration, and testing - Excellent communication skills, ability to work effectively in teams, demonstrated execution and coordination skills - Project management skills including labor estimating and schedule management - Demonstrated configuration management experience - Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum DESIRED: - Experience with defining, designing, and activating large facilities for assembly, integration, and testing of large complex systems - Experience with high energy laser systems, optics, or nuclear energy systems

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