Mass Spectrometry Chemist (Uranium Isotopic Analysis)

Location: On-site in Los Angeles, CA or Paducah, KY

Base salary: $100,000–$150,000 annually

Company

hirify.global is developing uranium enrichment services in the United States to support nuclear fuel production and next-generation nuclear reactors.

What you will do

• Develop, optimize, validate, and execute analytical methods for uranium isotopic analysis using isotope-ratio mass spectrometry and ICP-MS.
• Perform isotopic sampling, sample preparation, and measurement workflows for enrichment monitoring and product certification.
• Operate, maintain, calibrate, and troubleshoot mass spectrometry instrumentation.
• Integrate measurement systems with sample-handling workflows and support automation and process improvements.
• Collaborate with Chemistry, Operations, Product Certification, and Engineering to define analytical requirements and deliver decision-supporting results.
• Document methods, maintain QA/QC protocols, and support regulatory and compliance reporting.

Requirements

• Bachelor’s degree in Chemistry, Radiochemistry, or a related field, or equivalent experience.
• Hands-on laboratory experience with mass spectrometry techniques such as ICP-MS or isotope-ratio MS.
• Experience developing, troubleshooting, and optimizing analytical methods and instrumentation.
• Strong problem-solving skills and attention to detail in data collection, analysis, and documentation.
• Ability to obtain and maintain required security clearance and access authorization for work with nuclear materials.
• Ability to work on-site in Los Angeles, CA or Paducah, KY, including extended hours and weekends when necessary.

Nice to have

• Experience with uranium isotopic analysis, nuclear materials characterization, or safeguards measurement techniques.
• Familiarity with TIMS, MC-ICP-MS, or other isotope-ratio mass spectrometry platforms.
• Experience in DOE national laboratories, NRC-licensed facilities, nuclear fuel-cycle companies, or instrumentation vendors.
• Experience with method validation, DOE/NRC/ISO compliance, or analytical chemistry quality assurance.
• Fast-paced startup experience and strong cross-functional communication skills.

Culture & Benefits

• Mission-driven work focused on nuclear fuel production and national energy infrastructure.
• Fast-paced, intense, Skunkworks-style projects with an emphasis on urgency, accountability, transparency, autonomy, and bias toward action.
• Full-time hires may be eligible for stock options.
• Medical, vision, and dental coverage may be available.
• Access to a 401(k) retirement plan.