Assistant Blasting Superintendent

Job Summary

The Assistant Blasting Superintendent supports the Drill & Blast Superintendent in executing all drilling and blasting activities, ensuring safe, efficient, and cost-effective operations. This role acts as the second-in-command for blasting operations, helping translate blast designs into field execution, supervising crews, and maintaining regulatory compliance.

• Assist in implementing daily and weekly drill & blast plans aligned with production targets.
• Oversee field execution of blast designs, ensuring accuracy in drilling, loading, and timing.
• Coordinate closely with drilling, operations, and geology teams.
• Monitor blast outcomes (fragmentation, vibration, fly rock) and recommend improvements.
• Ensure proper initiation systems and sequencing are applied.

• Enforce all safety procedures related to explosives handling and blasting operations.
• Ensure compliance with MSHA, OSHA, state, and company blasting regulations.
• Conduct pre-blast risk assessments and safety briefings.
• Lead or assist incident investigations and corrective action plans.
• Promote a strong safety culture among crews and contractors.

• Supervise blasting crews, drill operators, and contractors in the field.
• Provide hands‑on leadership, coaching, and training.
• Support workforce planning, scheduling, and shift coordination.
• Ensure adherence to work standards, procedures, and production expectations.

• Assist the Superintendent in blast design, pattern layout, and timing sequences.
• Interpret geological conditions to optimize drilling and explosives usage.
• Utilize blasting software and monitoring tools (if applicable).
• Recommend improvements to reduce cost and improve fragmentation efficiency.

• Bachelor's degree in Mining Engineering, Civil Engineering, or related field (preferred)
• Equivalent field experience in drilling and blasting operations

• 4-8 years of experience in drill & blast operations
• Prior lead or supervisory experience preferred
• Experience in mining, quarrying, or heavy civil blasting environments

• Valid Blaster's License (preferred)
• MSHA certification (or equivalent regulatory training)
• Explosives handling certification

Colas Inc. and its subsidiaries are an Equal Opportunity Employer. For details on the specifics of this commitment, please view the EEO document.

• To meet the requirements of the role in which you are applying
• Complete any part of the application process
• Access or use the online application process and need an alternative method for applying

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