Senior Environmental Scientist or Engineer
Freeport-McMoRan
Claypool, AZ · Posted October 9, 2026
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About the job
At Freeport-McMoRan, we are committed to providing an employment package that recognizes excellence, encourages safe production and a culture supported by our core values. Here, you’ll find a collaborative environment where safety is a top priority, all opinions are valued, and people are empowered to grow in their career. Apply Today!
Where You Will Work
Our Miami smelter and rod plant is nestled just 90 miles east of Phoenix. The smelter processes copper concentrate primarily from our company’s Arizona copper mines and is the most significant source of sulfuric acid for our North American leaching operations. Arizona ’ s Globe-Miami historic mining district offers natural beauty and a rich mining heritage. The Tri-Town of Globe, Claypool and Miami offers convenient shopping locales, including Walmart, Safeway, Fry ’ s and other local stores. Here, our employees and their families can connect with the outdoors and enjoy the family-friendly atmosphere. Visit Globe-Miami.com to learn more.
Description
Under general supervision, provides technical expertise, guidance and leadership for Environmental projects and programs at assigned site.
Determines and assesses environmental risk and develops regulatory documentation of results
Performs hazardous waste site inspections and recommends appropriate action to management in compliance with regulations
Reviews and develops appropriate recommendations regarding planned expansion, modification or closure of facilities which affect environmental discharges, emissions, and hazardous materials
Serves as Project Manager or technical expert on large/complex environmental projects (e.g., compliance, remediation, or reclamation)
Evaluates and administers contracts with vendors for the provision of services and equipment
Provides guidance and counsel to the site management team on applicable programs, practices, and existing/proposed local, state, and federal regulations
Contributes to site strategic planning and budgeting efforts for environmental systems and issues
Maintains current working knowledge of Federal, State and local environmental and occupational health regulations (e.g., CERCLA, NEPA, SARA, RCRA, Clean Air and Water Acts)
Provides leadership to less experienced engineers and technicians
May represent the site on company-sponsored steering teams
Performs other duties as required
Qualifications
Minimum Requirements:
Senior Environmental Scientist
Bachelor's degree in Environmental Science, Environmental Technology, Earth Science or related Natural Science (such as Biology, Chemistry, Geology, Hydrology, Forestry, Agriculture, Meteorology, Environmental/Natural Resource Management), or Mathematics/Computer Science including Accounting and Finance, or Business Management, or other bachelor’s degree and five (5) years of related experience, OR
Master's degree in a related field and three (3) years of related experience
Senior Environmental Engineer
Bachelor's degree in Engineering (such as Environmental, Civil, Chemical, Agriculture, Mining, Metallurgical, Geological, or similar Engineering discipline) and five (5) years of Engineering experience in Environmental Management, including Project Management experience, OR
Master's degree in Engineering (such as Environmental, Civil, Chemical, Agricultural, Mining, Metallurgical, Geological, or similar Engineering discipline) and three (3) years of Engineering experience in Environmental Management, including Project Management experience
Master's degree in a related field and three (3) years of related experience
Applies to all positions above:
Additional certification or licensure appropriate to the job may be required or preferred (US examples include HAZWOPER, Method 9, DOT, EMS, Auditor, Asbestos, Water Treatment Operator, CHMM)
Preferred Qualifications:
Experience with data, quality assurance, and quality control
Experience working in an industrial facility and ability to manage a dynamic operation and regulatory setting
Experience with air quality regulation and programs
Criteria/Conditions:
Ability to understand and apply verbal and written work and safety-related instructions and procedures given in English
Ability to communicate in English with respect to job assignments, job procedures, and applicable safety standards
Must be able to work in a potentially stressful environment
Work is in a mine or manufacturing plant setting, which may include exposure to extremes in temperature and humidity, moving mechanical parts, risk of electrical shock, toxic chemicals, explosives, fumes or airborne particles
While performing the duties of this job, the employee is regularly required to stand, sit, demonstrate manual dexterity, climb stairs and ladders, work on elevated platforms, talk, hear, and see
Occasionally may be required to lift moderately heavy objects up to thirty (30) pounds during the course of the workday
Personal protective equipment is required when performing work in a mine, outdoor, manufacturing or plant environment, including hard hat, hearing protection, safety glasses, safety footwear, and as needed, respirator, rubber steel-toe boots, protective clothing, gloves, and any other protective equipment as required
Freeport-McMoRan promotes a drug/alcohol-free work environment through the use of mandatory pre-employment drug testing and on-going random drug testing as allowed by state laws
What We Offer You
The estimated annual pay range for this role is currently $97,500-$138,000 . This range reflects base salary only and does not include bonus payments, benefits or retirement contributions. Actual base pay is determined by experience, qualifications, skills and other job-related factors. This role is eligible for additional discretionary and incentive payment considerations based on company and individual performance. More details will be shared during the hiring process. Click here to view a sample of Total Rewards Estimate for this role.
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
Learn more about our competitive and comprehensive benefits package!
What We Require
Candidates may be required to pass a medical exam.
Candidates must pass all required training and/or testing.
Employees may be required to work a non-standard schedule, which may include shift work (other than day shift) at a 24/7, 365-day operation.
Freeport-McMoRan promotes a drug/alcohol-free work environment using mandatory pre-employment drug testing and on-going drug and alcohol testing, as allowed by applicable laws.
Equal Opportunity Employer
Please be advised that Freeport-McMoRan will never request payment for job-related expenses from applicants. If you receive any suspicious emails, please disregard them, and report the incident to HRSC@fmi.com .