Summary
Overview
Work History
Education
Skills
Timeline
Generic
GANJAR KORAREY

GANJAR KORAREY

Jayapura,Papua

Summary

Underground mining professional with 10+ years of experience in drill & blast, shaft sinking, ground support QAQC, and mine scheduling using Deswik Ops. Strong in operational planning, material requirement calculation, and cross-team coordination to support safe and efficient mining operations.

Overview

18
18
years of professional experience
2
2
Languages

Work History

Scheduler – Deswik Ops

PT RUC / PT Redpath
01.2025 - Current
  • Prepare daily and weekly mine schedules using Deswik Ops for Kucing Liar mine areas.
  • Monitor operational progress and adjust plans based on field conditions.

Ground Support QAQC

PT RUC
01.2017 - 01.2024
  • Conduct QAQC for cable bolts, threadbars, wire mesh, and shotcrete (GBC, DMLZ, DOZ, MLA).
  • Ensure compliance with safety and engineering standards.
  • Plan ground support material requirements aligned with weekly/monthly targets.

Customer Service Representative

Telkomsel
01.2009 - 01.2011
  • Handled customer inquiries and complaints while maintaining service quality standards.

Project Engineer – Shaft Project

PT RUC
01.2012 - 01.2017
  • Supported shaft construction from level 2875 to 2535 at Freeport underground mine.
  • Managed field technical activities and project safety implementation.

Job Training

PT Freeport Indonesia
01.2008 - 01.2008
  • Participated in drill & blast training for block caving drawpoint operations.

Education

Diploma - Mineral Engineering

Cenderawasih University
01.2028

Skills

Deswik Ops Scheduling

Underground Mining Operations

Ground Support QAQC

Drill & Blast (Block Caving)

Shaft Sinking

Material Planning

AutoCAD

MS Excel

Word

PowerPoint

Timeline

Scheduler – Deswik Ops

PT RUC / PT Redpath
01.2025 - Current

Ground Support QAQC

PT RUC
01.2017 - 01.2024

Project Engineer – Shaft Project

PT RUC
01.2012 - 01.2017

Customer Service Representative

Telkomsel
01.2009 - 01.2011

Job Training

PT Freeport Indonesia
01.2008 - 01.2008

Diploma - Mineral Engineering

Cenderawasih University
GANJAR KORAREY