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Perform rotordynamic analyses of turbomachinery rotating groups to ensure acceptable margins; define seal clearances with seal engineers; establish balancing requirements and procedures; influence manufacturable, high-efficiency design decisions and collaborate cross-functionally on power conversion systems.

Designs, specifies, installs, commissions, calibrates, and maintains instrumentation and control hardware for nuclear fuel manufacturing facilities. Responsibilities include field instruments, control valves, panels, I/O architecture, hazardous-area systems, safety instrumented systems, wiring, OT infrastructure, loop tuning, FAT/SAT, commissioning, troubleshooting, reliability engineering, documentation, contractor oversight, vendor reviews, and mentoring junior engineers.

The Project Manager is responsible for project execution at Numenor, including schedule management, vendor oversight, cost reporting, risk management, and establishing a pod controls function for efficient project delivery.

The Technical Recruiter will manage full-cycle recruiting for engineering and technical roles, develop sourcing strategies, assess candidates, and ensure a high-quality hiring process at Valar Atomics.

Develop and maintain a thermodynamic model of the power conversion system, integrate component performance data, define instrumentation for model calibration, partner with turbomachinery and heat exchanger teams, and evaluate system-level tradeoffs to optimize cycle efficiency, reliability, and commercial outcomes.

As a Senior Accountant, you'll manage month-end close processes, support financial reporting, ensure compliance, and improve financial systems at Valar Atomics.

Lead design, development, commissioning, and maintenance of full-stack control systems for nuclear fuel manufacturing. Responsibilities include PLC/DCS programming, SCADA/HMI development, ISA-88 batch control, SIS configuration, historian and enterprise integration, instrumentation sizing and commissioning, protocol interfacing, OT cybersecurity support, FAT/SAT execution, troubleshooting, contractor oversight, and mentoring junior engineers.

Manage supplier quality for nuclear-grade hardware: qualify suppliers, perform source inspections, implement Commercial Grade Dedication, administer CAPAs, review certifications and FAIRs, support receiving inspection, and drive supplier performance improvements.

Provide high-level administrative, operational, and logistical support to the Chief of Staff and executive team. Manage complex calendars, coordinate domestic and international travel, prepare meeting materials, draft correspondence and presentations, track action items, handle confidential information, support office operations, and assist with special projects and event coordination.

Oversee payroll and travel expenses management, ensuring compliance with regulations while improving processes across departments for timely and accurate employee compensation.