We are looking for an experienced Project Manager with experience in Niobium / Tantalum to lead field-based extraction and processing operations in a remote alluvial environment. This role requires strong operational leadership in river or alluvial mining, gravity-based mineral separation, and responsible management of sensitive supply chains. The successful candidate will bring proven expertise in remote site execution, water and environmental controls, and community-facing operational governance.
Key Responsibilities
- Lead the execution and day-to-day management of alluvial coltan mining operations targeting niobium and tantalum-bearing concentrates.
- Oversee field extraction activities in river-based or alluvial deposit environments.
- Manage mineral processing and concentration systems, including: Gravity separation circuits Magnetic separation equipment Electrostatic separation technologies Direct water management systems to ensure operational continuity, environmental compliance, and responsible resource use.
- Ensure safe,



efficient operation in remote locations with limited logistics, infrastructure, and supply support.
- Coordinate multidisciplinary teams across mining, processing, maintenance, security, and HSE functions.
- Maintain strong community interface practices, including local engagement, workforce integration, and operational transparency.
- Ensure compliance with international standards for strategic and sensitive mineral supply chains, including traceability and responsible sourcing frameworks.
- Drive continuous improvement in recovery rates, concentrate quality, and field operational efficiency.

Requirements
- Documented experience in alluvial or river-based mining operations, preferably involving heavy mineral sands or coltan-bearing deposits.
- Proven expertise operating and managing; Gravity separation systems, Magnetic separation circuits, Electrostatic mineral separation technologies
- Strong track record working in remote, infrastruc

📌 Project Manager (Colombia)
🏢 gatesourcehrus
📍 Colombia