Material Control and Accounting Specialist

About the role

The Material Control and Accounting (MC&A) Specialist at Valar Atomics is responsible for ensuring the accurate accounting, control, and protection of special nuclear material (SNM) in compliance with Department of Energy (DOE) and Nuclear Regulatory Commission (NRC) requirements.

Responsibilities

• Develop, implement, and maintain the MC&A Plan and associated procedures.
• Oversee all nuclear material measurements, physical inventories, and material transactions.
• Manage material balance areas (MBAs) to ensure accurate material tracking.
• Ensure timely and accurate reporting to the Nuclear Materials Management and Safeguards System (NMMSS).
• Maintain nuclear material accounting records and documentation in accordance with regulatory requirements.
• Conduct material balance evaluations and resolve inventory differences.
• Ensure facility compliance with NE O Order 474.2 (Nuclear Material Control and Accountability).
• Implement requirements of NE O Order 470.4B (Safeguards and Security Program).
• Support compliance with International Atomic Energy Agency (IAEA) Additional Protocol requirements where applicable.
• Stay current on regulatory changes and implement updates to the MC&A program as required.
• Prepare for and support regulatory inspections, audits, and assessments.
• Support inspections and domestic safeguards reviews as required.
• Implement and maintain tamper-indicating device (TID) programs for material protection.
• Manage the measurement control program including calibration, quality control, and uncertainty quantification.
• Conduct limit of error of inventory difference (LEID) analysis and statistical evaluations.
• Ensure effective integration of MC&A with physical protection and security systems.
• Apply knowledge of non-proliferation principles to safeguards program design and implementation.
• Support DOE/NRC assessments, surveys, and vulnerability analyses.
• Conduct internal audits of MC&A processes and implement corrective action programs.
• Lead root cause analyses for inventory differences or safeguards anomalies.
• Drive continuous improvement of safeguards effectiveness and efficiency.
• Prepare management reports on MC&A program performance and status.

Qualifications

• Experience in nuclear material control and accounting or nuclear safeguards.
• Experience at a site handling Special Nuclear Material; commercial, DOE, NNSA facility, National Laboratory, etc.
• Demonstrated knowledge of DOE/NE O orders (474.2, 470.4B) and NRC regulations (10 CFR 74).
• Experience with MC&A software systems and database management.

Skills

• Familiarity with destructive assay (DA) and non-destructive assay (NDA) techniques.
• Experience with statistical analysis, measurement uncertainty, and error propagation methods.
• Strong understanding of nuclear material types, forms, and measurement techniques.
• Excellent written and verbal communication skills.
• Able to manage multiple priorities in a highly regulated environment.
• Knowledge of physical protection systems and their integration with MC&A.

Benefits

• Competitive base salary
• Equity ownership in a rapidly growing advanced energy company
• Comprehensive medical benefits
• Unlimited PTO
• Free daily lunch and dinner provided onsite
• Generous PPE stipend
• High-impact startup environment with significant ownership and autonomy
• Opportunities for rapid career growth and internal advancement
• Direct collaboration with experienced operators, engineers, and industry leaders

Pay

Competitive base salary

Schedule

High-impact startup environment with significant ownership and autonomy