Chatwarin Rinnanon

Licensed Mining Engineer with 5+ years of specialized experience in limestone quarry operations across Thailand and Laos. Expertise in developing comprehensive production plans, managing regulatory compliance, and supervising mining operations with zero safety incidents. Proven ability to optimize equipment efficiency, control operational costs.

Mining Engineer at ITD – CREC No.10 Joint Venture (2026-03 – Present)

Supervised drilling and blasting operations for railway construction with focus on explosive management and slope stability.

• Supervised drilling and blasting operations for railway construction.
• Controlled explosive loading and initiation systems.
• Performed presplitting and smooth blasting to achieve stable slopes
• Coordinated excavation, rock removal, and hauling operations.
• Design blast patterns for cut slopes and track alignment.
• Ensured compliance with safety and environmental regulations.

Mining Engineer at Muang Nguen Enterprise Co., Ltd. (2022-01 – 2026-03)

Managed comprehensive limestone production operations, explosive management, and regulatory compliance for mining operations in Laos.

• Production Planning: Develop and execute comprehensive limestone production schedules (monthly, quarterly, annual) ensuring optimal resource utilization and meeting production targets.
• Explosive Management: Design blast patterns and calculate explosive requirements, maintaining 100% regulatory compliance with Laos mining authorities.
• Operations Oversight: Supervise daily mining operations, coordinate equipment deployment, and implement efficiency improvements resulting in enhanced productivity.
• Regulatory Compliance: Prepare and submit detailed production and explosive usage reports to Department of Primary Industries and Mines, Maintaining zero compliance violations.
• Equipment Optimization: Implement preventive maintenance programs and machinery optimization protocols.
• Safety Leadership: Establish and enforce comprehensive safety standards for personnel and equipment operations, maintaining zero lost-time incidents
• Cost Management: Conduct detailed project cost analysis, resource allocation planning, and expense control measures to optimize operational profitability

Mining Engineer at Exim Con & Mine Co., Ltd. (2019-12 – 2021-12)

Managed production reporting, regulatory documentation, equipment supervision, and technical design for quarry operations.

• Production Reporting: Generated comprehensive daily, weekly, and monthly production reports, tracking operational metrics and performance indicators
• Regulatory Documentation: Compiled and submitted detailed explosive usage reports to regulatory authorities, ensuring full compliance with Thai mining regulations.
• Equipment Supervision: Managed mining machinery operations and maintenance schedules, optimizing equipment performance and extending operational lifespan.
• Technical Design: Conducted precise explosive material calculations and developed blast design specifications for quarry operations.
• Financial Analysis: Performed detailed project cost analysis.

Mining Engineer Intern at Sila Sam Yod Co., Ltd. (2018-06 – 2018-07)

Gained hands-on experience in quarry operations and mining processes.

• Gained hands-on experience in quarry operations.
• Assisted with equipment operation, safety protocols, and production process.

Bachelor of Engineering in Mining Engineering – Chiang Mai University

High School Diploma in Science – Mathematics – Assumption College Lampang