Supervisor Field Exploration Technician
Date: Aug 31, 2026
Location: Patagonia, AZ, US, 85624
Company: South32 Group Operations Pty. Ltd.
Discover a Brighter Future
At South32, we’re meeting the challenge of enabling a sustainable future through our focus on responsibly producing commodities critical for a low-carbon world.
As a collaborative, caring and inclusive company, there’s no better place to make a genuine difference. Together we’re making a positive, global impact that has the potential to change lives.
Whatever career path you choose, we’ll support you every step of the way to learn, grow and succeed. So join us, step towards a brighter future and leave your legacy.
ABOUT Hermosa
Hermosa, located approximately 75 miles south-east of Tucson, Arizona, is the only advanced mining project in the United States as of 2023 that could produce two federally designated critical minerals—manganese and zinc—as well as silver and lead. The project has the potential to help power the nation’s clean energy future, strengthen the domestic supply chain of critical minerals, grow the local economy, and improve lives in Santa Cruz County and the surrounding community for generations to come.
ACERCA de Hermosa
Hermosa, ubicado a aproximadamente 75 millas al sur este de Tucson, Arizona, es el único proyecto de minería avanzada en los Estados Unidos hasta la fecha que puede producir dos minerales designados como críticos por el gobierno federal: manganeso y zinc, así como también plata y plomo. El proyecto tiene el potencial de ayudar a impulsar el futuro energético limpio del país, reforzar la cadena de suministro nacional de minerales esenciales, hacer crecer la economía local y mejorar la calidad de vida en el condado de Santa Cruz y en las comunidades aledañas para las generaciones venideras.
WHAT SOUTH32 OFFERS
• Annual short-term incentive bonus that recognizes both your individual performance and the overall success of the business.
• When you choose to contribute more into your retirement savings, South32 will match it up to a certain percentage.
• South32 provides you with 4 weeks paid time off.
• 12 weeks full-paid parental leave for primary careers and 2 weeks full-paid parental leave for secondary careers
ABOUT THE ROLE
The Supervisor Field Exploration Technician will lead and direct site Geology support activities by providing leadership, supervision and oversight to Geology Field Logistics employees. This role is responsible for all activities in the Core Processing Facilities and will ensure strict adherence to all safety and compliance standards. This position is based at the Hermosa Project site near Patagonia, Arizona.
Other key responsibilities include, but aren’t limited to:
- Visible field safety leadership with the ability to drive safety and performance excellence.
- Ensures all work is conducted in alignment with South32 Hermosa standards, core values, environmental requirements, and regulatory compliance.
- Ensures the safe and efficient operation of the Geology Logistics Team and associated activities at the Hermosa site and satellite facilities.
- Ensures personnel are appropriately trained and competent before operating equipment or performing assigned tasks.
- Participates in Hermosa supervisory safety and leadership training and supports site safety initiatives.
- Provides technical and operational direction to the Geology Logistics Team in support of Hermosa Geology, Exploration, and Project strategies.
- Collaborates with Project Geology, Exploration Geology, Technical Services, Environmental, Mining, and Construction teams to support geological programs and data acquisition.
- Directs and participates in the collection, processing, storage, cataloging, and disposal of geological samples, ensuring consistency, compliance, and quality control.
- Develops, maintains, and updates work practice documentation, including procedures, manuals, and safe work instructions (SWIs).
- Coaches, develops, and mentors Geology Logistics Team members in alignment with competency progression plans.
- Coordinates resources with the Lead Project Geologist to achieve project objectives and schedules.
- Manages vendor relationships and the delivery of equipment and materials.
- Provides timely reporting on Geology Logistics Team activities.
- Responsible for forecasting, budgeting, and management of consumables and equipment.
- Identifies and implements process improvement and cost-reduction opportunities across site-based and broader Geology teams.
- Participates in Geology and Exploration projects, relevant meetings, and community-sponsored activities as required.
- Manages time and attendance, performance, disciplinary actions, and regular 1-on-1 meetings for hourly team members.
- Maintains awareness of site bulletins and ensures relevant information is communicated appropriately.
ABOUT YOU
You will have experience and demonstrate capability in the following:
- High School diploma or equivalent.
- Valid driver’s license with the ability to operate a company vehicle.
- Ability to work a rotating day-shift schedule providing seven-day coverage.
- Three (3) to five (5) years of supervisory experience in a similar work environment.
- Proven track record of developing and maintaining a safe work culture.
- Thorough knowledge of mine safety practices.
- Demonstrated ability to maintain safety awareness and provide visible field safety leadership.
- Ability to work under pressure, maintain composure, prioritize competing demands, and effectively navigate diverse work environments and personalities.
- Proficient in Microsoft Word, Excel, and Outlook.
- Strong English written and verbal communication skills; bilingual (Spanish) is an advantage.
- Effective communication, engagement, and collaboration skills across departments, leadership teams, and multiple stakeholders.
- Demonstrated collaborative leadership abilities and a high level of professional competency.
- High standards of professional and ethical conduct.
South32 is committed to building and maintaining an inclusive and diverse workforce that reflects the communities in which we operate. We provide a recruitment process that is fair, equitable and accessible for all and we encourage candidates from all backgrounds to apply.
South32 está comprometido a cimentar y mantener una plantilla de trabajadores diversa e inclusiva que refleje las comunidades en las cuales trabajamos. Proporcionamos una proceso de contratación que es justo, equitativo y accesible para todos y alentamos la aplicación de candidatos de todas las procedencias.
Nearest Major Market: Nogales