Site Administrative Specialist for Mining Operations

Grp Services Llc; Parker (AZ); On-site; USD 56,563,000 - 106,020,000; Full time

Job summary

Mining Americas Inc. is seeking an Administrative Assistant to provide organized support to the General Manager, site leadership, and multiple departments at Copperstone Mine.

The role emphasizes accuracy, confidentiality, and the ability to manage competing priorities in a busy, site-based environment. Responsibilities include preparing reports, maintaining records, coordinating meetings and travel, onboarding logistics, and supporting purchasing, payroll-related documents, and safety

Qualifications

• High school diploma or equivalent required.
• Associate degree or administrative certification preferred.
• Three or more years of administrative experience in a mining, construction, industrial, or similar environment is preferred.

Responsibilities

• Provide administrative support to the General Manager, site leadership, and operational departments.
• Prepare and maintain correspondence, reports, spreadsheets, presentations, meeting materials, and business documents.
• Maintain organized electronic and hard-copy records and assist with document control.
• Coordinate meetings, calendars, agendas, meeting minutes, travel, visitors, and other site logistics.
• Assist with employee onboarding logistics and coordination with Human Resources and Safety.
• Support purchasing and accounting processes, including purchase requisitions, purchase orders, delivery documentation, invoice tracking, and supporting records.
• Maintain contractor and vendor documentation and assist with contractor mobilization and project activities.
• Assist with tracking equipment, materials, deliveries, and site or project commitments.
• Support Safety with training records, inspection documentation, meetings, and administrative records.
• Assist with timesheets, payroll-related documentation, office supplies, employee communications, meetings, and site events.

Education

High School diploma or equivalent

Associate degree or administrative certification

Job description

Mining Americas Inc. is seeking an Administrative Assistant to provide organized support to the General Manager, site leadership, and multiple departments at Copperstone Mine.

The role emphasizes accuracy, confidentiality, and the ability to manage competing priorities in a busy, site-based environment. Responsibilities include preparing reports, maintaining records, coordinating meetings and travel, onboarding logistics, and supporting purchasing, payroll-related documents, and safety