Project Engineer, Underground Development and Construction

Date: Nov 3, 2025

Location: Tucson, AZ, US, 85718

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 carers and 2 weeks full-paid parental leave for secondary carers

ABOUT THE ROLE

The Project Engineer - Underground Development & Construction, will support the planning and execution of underground construction activities, with a focus on shaft sinking, lateral development, and associated infrastructure. Key responsibilities include ensuring adherence to project schedules, budgets, and quality standards, while maintaining strict compliance with health, safety, environmental, and community relations requirements. This role will be based at the mine site, near Patagonia, AZ.

Other key responsibilities include, but aren't limited to:

• Ensures that work is always executed in a safe manner
• Ensures that S32 corporate safety and business goals are met or exceeded
• Ensures that project construction activities and services are executed in conformity with S32's environmental and community relations policies and plans
• Assist with the preparation of Sourcing Strategies for major works packages as required
• Assists with preparation of annual budgets with input and assistance from the Project Controls Team
• Reviews project construction schedules
• Assists with timely submission of contractor progress and cost status reports to the Project Controls Team
• Assists with implementation of remedial recovery action as required
• Ensures strict compliance with S32 Change Management processes
• Ensures timely delivery of project construction services to internal stakeholders
• Coordinates construction contractor risk assessments with input and assistance from the S32 Risk Specialist, S32 Engineering Department, Consultants, internal stakeholders and the S32 Construction Team
• Ensure that S32 Virtual Design and Construction initiatives are properly resourced, and that work is executed in accordance with applicable S32 technology objectives
• Monitor VDC and BXP technology objectives utilizing the S32 approved VDC and BXP metrics
• Extract data from sources such as plans, engineering reports, and specifications to organize the work of construction contractors and vendors
• Coordinate any work inputs from S32 Site Services
• Coordinate the construction engineering program, including the exchange of engineering information among S32, design engineer, and contractors to ensure effective communication and the addressing and tracking of needs, requirements, and issues
• Works with Project Services to ensure that equipment and material deliveries are coordinated and ensure that Care & Preservation requirements are correctly implemented and documented
• Coordinate the preparation and revision of technical work procedures consistent with project design and construction requirements
• Participate in pre-construction planning efforts during the design and development phases of projects, including the coordination and implementation of the constructability review program, HAZOPs, and development of commissioning program
• Analyze situations, identify and forecast pertinent problems and evaluate realistic options; and recommend/implement appropriate course of action
• Manage the issue of equipment and bulk materials to Contractors
• Periodically reviews the Construction Management Execution Plan to ensure conformity with current requirements, and revise as required
• Organizes and oversees the maintenance and safe, effective utilization of tools, equipment, supplies, and inventories
• Trains, guides, and evaluates the performance of direct reports, making recommendations for improvement where required
• Assists with the compilation of construction documentation for upcoming work packages
• Identifies contractor performance issues and works internal stakeholders to resolve issues
• Ensures compliance with applicable regulatory and building code requirements including Federal, State, and Local
• Ensures conformity with industry codes of practice and standards
• Participates in the S32 site Quality Circles initiative
• Ensures that all work conforms with the specified quality standards
• Assigns, schedules, reviews, and evaluates work of subordinates
• Performs other duties as assigned by the Manager Project Execution and Construction

ABOUT YOU

You will have experience and demonstrate capability in the following:

• Bachelor's Degree in Engineering or Technical Degree (Construction or Similar) and appropriate Trade qualifications
• Minimum 6 years of large-scale mining experience
• Minimum 2 years of underground mining, development and construction
• Experience coordinating engineering and vendor technical information
• Experience working with teams and interacting with customers
• Experience working in a cross-cultural setting
• Proven track record of developing and maintaining a safe work culture
• Demonstrated experience implementing Environmental Compliance obligations
• Visible field safety leadership and an ability to drive safety and performance excellence
• Knowledge of engineering, construction and trade practices
• Knowledge of project management methodologies and tools used to track cost, time and quality
• Knowledge of management concepts and best practices
• Strong and effective communication and engagement skills
• Relationship building skills: demonstrated empathy, rapport, emotional intelligence and cross-cultural effectiveness with the ability to achieve consensus and build alignment cooperatively
• Maintain high standards of professional and ethical conduct
• Experience with Auto Cad or other Cad software
• Proficient in Microsoft Word and Excel
• Strong English language written and oral communication skills
• Drive company vehicle and be covered under company insurance
• Must be able to pass ATF background check

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: Tucson