May 20, 2024

X-Ray Technician II

  • Pinto Valley Mine
  • Miami, AZ 85539, USA
Full-Time General Labor Program Management Skilled Labor Training Warehouse Operations

Job Description


Responsible for (including but not limited to) ensuring proper operations and CALIBRATION of the On-stream analyzer (X-Ray) and Mill Shift Samples collection, preparation, and submission for assay analysis at the laboratory. Responsibilities also include ensuring PROPER and RELIABLE maintenance of the X-Ray analyzers. Also, may be instructed by Metallurgist on occasion some special sample collection such as surveys and field reagent readings, % solids readings and minor Metallurgical Laboratory work.


Metallurgist and Metallurgy and Met Lab Superintendent


(Key departments, External Groups):


  • Mine and Processing (including Crusher, Mill, Maintenance and Lab)


  • Business Services, Human Resources, HSEC and Contractor / Vendor Services (as required)


(Name of Position):


  • N/A

  • Ensure all employees are working in compliance with all Pinto Valley Mine and MSHA safety guidelines and procedures.
  • Ensure all employees and contractors are working in compliance with all Pinto Valley Mine standard operating procedures.
  • Ensure that all employees and contractors are certified to execute the tasks/jobs they are assigned (as necessary).
  • Ensure proper operation and CALIBRATION of On-stream analyzer (OSA), accurately, reliably, and improved availability.
  • Ensure that the OSA is well maintained and its sample delivery system (multiplexer, sampling pots, etc.) are working and all process streams connected are accurate and reliable.
  • Ensure spare parts and consumable supplies of the OSA as well as X-ray Team’s safety supplies are properly documented and maintained. Reports these inventories to Metallurgist.
  • Collect and prepare mill shift samples and calibration samples for the On-stream Analyzer.
  • Prioritize workloads to ensure operational ability to quickly address deviations.
  • Properly and safely apply methods and utilize various mill instrumentation such as Marcy Scale (% Solids), Field Reagent Readings (Graduated cylinder and stopwatch), pressure gauge readings, etc.
  • Document and communicate effectively with team and concerned mill personnel any issues with the OSA as well as the process streams being monitored by the OSA.
  • Promote a safe work culture for employees and contractors.
  • Behave in a way that demonstrates support of Capstone’s Vision and Values: Always Accountable, Execute with Excellence, Deliver Results and Work Responsibly.
  • Responsible for but not limited to all tasks/duties assigned or required.


  • SAP experience.
  • One year or more of experience in Mill Concentrator Operations.
  • One year or more of experience in sampling and sample preparation would be ideal but not necessarily a requirement.
  • Computer literate and minor programming/networking skills is a plus.

Key Competencies / Skills
  • High School diploma or GED.
  • Proficient in Microsoft Office, including Microsoft Outlook.
  • Strong interpersonal and communication skills.
  • Able and willing to work rotating shifts.
  • Valid Arizona Driver's License.
  • Able to speak, comprehend, read, and write English.


  • Office and Mine, Concentrator and SXEW (as required).



Security Clearance

NO Security Clearance

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