Lead Engineering Technician managing in-field activities for recipe development and optimization at mining operation. Ensuring operational readiness and supporting field array trials in Morenci, AZ.
Responsibilities
Manage and oversee in-field activities for recipe development and optimization test work and trials, including Field Array trials to evaluate leaching uplift and technical aspects of additive development.
Implement and operate field arrays and associated units, ensuring 24/7 operational readiness and troubleshooting as needed.
Liaise with contractors and operators responsible for mixing/dosing additives, monitoring field array operations, and ensuring compliance with protocols.
Collect, process, and analyze samples to ensure expeditious generation of test results and support technical evaluations.
Participate in planning phases of field test work to provide practical support during execution, including weekend standby as required.
Perform additional duties as requested/required.
Requirements
Minimum of 7 years of experience in an engineering or technical area relevant to the assignment or mining industry
Experience with field test work, sample collection, and basic analytical techniques
Familiarity with leaching processes, additive mixing/dosing, and operation of field arrays or similar equipment
Strong troubleshooting and problem-solving skills in operational environments
Ability to coordinate with contractors and site personnel, ensuring compliance and operational continuity
Effective communication and organizational skills with strong time-management ability
Commitment to safety, environmental compliance, and operational excellence
Willingness to work weekends and maintain required site presence
Preferred Qualifications: Experience with recipe development, optimization trials, and technical support for mining or chemical processing operations.
Prior involvement in heat or raffinate injection trials.
Basic data analysis skills and familiarity with reporting protocols.
Leach Operations Experience
Benefits
Affordable medical, dental and vision benefits
Company-paid life and disability insurance
401(k) plan with employer contribution/match
Paid time off, paid sick time, holiday pay, parental leave
Tuition assistance
Employee Assistance Program
Discounted insurance plans for pet, auto, home and vehicle
Internal progression opportunities
Job title
Lead Engineering Technician – Leach Process Optimization
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