Jobs at Xcimer Energy Corporation

Participate in a 12-week onsite engineering internship developing laser-driven inertial fusion hardware and software. Responsibilities may include optical, mechanical, electrical, systems, manufacturing, controls, computational, nuclear, or plasma engineering. Interns will apply technical skills to real-world challenges, use CAD and simulation tools, collaborate with expert mentors, and support development of commercial fusion power plant systems.

Summer interns will support mechanical design, hardware development, finite element analysis, systems engineering, manufacturing engineering, and related fusion hardware projects. The 12-week onsite program includes mentorship and hands-on work addressing real-world challenges across structures, mechanisms, thermal systems, optics, pulsed power, controls, simulations, and manufacturing.

A 12-week, onsite physics internship in Denver focused on laser-driven inertial fusion hardware and software. Interns may contribute to plasma physics, optical engineering, pulsed power, computational simulations, systems engineering, manufacturing, controls, or mechanical and thermal analysis. Candidates must be enrolled in a relevant bachelor's, master's, or PhD program, have practical technical experience, CAD and simulation proficiency, strong communication skills, and authorization to work in the United States.

A 12-week onsite engineering internship supporting the development of laser-driven inertial fusion hardware and software. Interns may work in computational and software engineering, simulations, mechanical design, systems engineering, manufacturing, pulsed power, controls, nuclear engineering, optics, or plasma physics. Responsibilities vary by expertise and include solving real-world technical problems with mentorship from industry experts.

Twelve-week onsite engineering internship developing laser-driven inertial fusion hardware and software. Interns may work in electrical and pulsed power engineering, mechanical design, systems engineering, manufacturing, controls, simulations, nuclear engineering, optics, or plasma physics. Responsibilities vary by expertise and include analysis, design, simulation, and hardware development under expert mentorship. Candidates must be enrolled in an engineering, physics, or related degree program, demonstrate applied technical experience, use CAD software, and be eligible to work in the United States.

Build and maintain data pipelines and integrations across engineering, manufacturing, procurement, ERP, PLM, and business systems. Develop monitoring, dashboards, automation, and data governance practices that improve operational decision-making. Collaborate with cross-functional teams to translate requirements into durable tools, document system ownership and lineage, and support evolving organizational needs. This is a full-time, onsite role in Denver, Colorado.

Designs and operates Xcimer Energy’s internal developer platform across data pipelines, warehouses, dashboards, research environments, HPC simulation access, and cloud infrastructure. Builds platform services, APIs, control planes, infrastructure-as-code, observability, and secure scalable systems across on-premises and cloud environments. Mentors engineers, documents operational practices, manages cloud costs, leads modernization, and translates research and engineering needs into reliable tooling.

Lead architecture and development of Python-based software for scientific analysis, visualization, data pipelines, machine learning, and internal workflows. Collaborate with researchers and engineers to deliver scalable production systems, integrate HPC and legacy C++ or Fortran code, optimize parallel and GPU-enabled workloads, and establish testing, documentation, CI/CD, and containerization practices. Mentor engineers and provide technical direction across research and experimental software projects.

Develop and analyze computational fluid dynamics and multi-material radiation hydrodynamics models for inertial confinement fusion. The role involves invariant-domain preserving numerical methods, finite element development using deal.II, high-performance C++ and MPI computing, verification and validation, and coupling hydrodynamics with radiation transport. The physicist will collaborate with scientists and engineers, contribute to scientific software, technical documentation, publications, and conference presentations.

Provides technical oversight of quality assurance and control for capacitor manufacturing. Develops inspection and testing methods, maintains process controls, leads root cause investigations and CAPA, analyzes production data, conducts audits, manages equipment calibration, evaluates incoming materials, and improves supplier quality and manufacturing robustness.

Leads and scales the Diagnostics Physics department for inertial fusion power plant programs. Oversees optical, X-ray, and neutron imaging and spectroscopy, diagnostic modeling, calibration, experimental validation, technology maturation, and industrialization. Builds multidisciplinary scientific teams, establishes technical standards, manages risks, collaborates with engineering, manufacturing, national laboratories, universities, and vendors, and ensures reliable diagnostic operation in demanding radiation, vacuum, electromagnetic, thermal, and mechanical environments.

Design, develop, and commission PLC-based control systems and industrial automation for manufacturing lines. Integrate robotics, EtherCAT networks, safety systems, HMIs, and higher-level systems (SCADA/MES). Support greenfield/brownfield deployments, debug equipment, produce documentation and training, and collaborate with engineering and vendors through handoff to operations.

Lead cathode development and experimental campaigns for pulsed-power driven inertial fusion. Design, fabricate, and test emitter technologies and anode/foil structures, operate UHV systems and high-voltage pulsed power, develop/validate analytical and PIC/SPICE models, manage procurement and documentation, and integrate cathode systems into larger diode and laser architectures.

Lead development and continuous improvement of the Quality Management System, oversee Quality Engineering/Assurance/Control and Supplier Quality, drive root-cause investigations and corrective actions, define quality metrics, integrate quality into change control, and build a scalable quality organization to ensure product and process integrity.

Design, implement, verify, and commission control, automation, and data-acquisition systems for laboratory and industrial test stands. Develop Python and LabVIEW software, integrate instrumentation and DAQ hardware, execute V&V and automated testing, troubleshoot systems, and support commissioning and lifecycle maintenance while collaborating across electrical, mechanical, and software teams.

Lead and grow the Optical Engineering team to design, analyze, integrate, validate, and commission UV laser beamlines, diagnostics, adaptive optics, coatings, and precision optical subsystems. Provide technical direction, oversee requirements flow, manage supplier relationships, resolve complex optical performance issues, and partner across disciplines to deliver optical systems for fusion and directed-energy programs.

Lead end-to-end supply chain strategy for R&D through commercial scale, including sourcing, procurement, materials planning, inventory, logistics, supplier development, and risk management. Build and scale a high-performing team, integrate supply considerations into engineering and program decisions, implement supply chain systems and KPIs, and ensure compliance with regulatory and export-control requirements.

Lead non-sequential ray-trace analysis and stray light mitigation for high-energy DUV laser systems using FRED. Model and validate mechanical features (baffles, beam dumps), identify hot spots and fringing, write scripts to automate simulations and data processing, and collaborate with optical, mechanical, and materials teams to meet system-level stray light requirements.

Lead design, fabrication, and testing of electron-beam cathode systems for pulsed-power inertial fusion. Balance modeling (analytical, PIC, SPICE) and experiments, optimize beam transport and deposition, operate UHV systems, manage procurement and documentation, and integrate cathodes into larger diode/laser architectures.

Create and run multi-physics and electromagnetic models and simulations of pulsed power electrical and mechanical systems. Collaborate with design teams to optimize designs, plan validation experiments, and integrate simulation-driven improvements into manufacturing-ready designs.