CONTROL THE BLAST – BUILD YOUR CAREER IN DRILLING & BLASTING WITH TWEHOUS EXCAVATING!

Position Title: Master Blaster / Blasting Superintendent / Blasting Helper
Company Name: Twehous Excavating Company Inc
Pay Range: $25–$40+ per hour + 20% Job Special Pay on qualifying projects
Industry: Civil Construction / Utilities / Sitework
Location: Jefferson City, MO

JOB OVERVIEW

Twehous Excavating Company Inc is seeking experienced and entry-level professionals to join our Drilling & Blasting Division. Whether you’re a licensed Master Blaster, a skilled Drilling Superintendent, or someone ready to start as a Rock Drill Operator with ambitions to grow, we want to hear from you. This is a full-time, on-site opportunity based in Missouri with travel throughout the Midwest. Join a team that’s shaping the ground—literally—and take part in dynamic, high-impact projects that require precision, safety, and expertise.

WHO WE ARE

Twehous Excavating Company Inc is a family-owned heavy civil construction company based in Jefferson City, MO. We specialize in drilling, blasting, earthmoving, and concrete work for residential, commercial, industrial, and federal projects across the Midwest. Known for year-round work, competitive pay, and unmatched benefits, we invest in your career from day one.
Learn more at www.twehous.com

QUALIFICATIONS

• High School diploma or GED preferred.
• 3+ years of relevant field experience preferred.
• Entry-level candidates with strong aptitude and desire to learn are welcome.
• Missouri Blaster’s License or reciprocal state license strongly preferred.
• Class A CDL with HAZMAT endorsement preferred.
• Excellent math and mechanical skills.
• Familiarity with construction site protocols and tools.
• Strong communication, teamwork, and time management abilities.

• Design, load, and detonate blasts following safety and engineering specifications.
• Drill and pattern blast holes based on project layouts.
• Monitor environmental and geological conditions to adjust techniques.
• Conduct pre- and post-blast inspections and safety checks.
• Maintain compliance with OSHA, MSHA, and local/state/federal blasting regulations.
• Safely store, transport, and handle explosives.
• Operate and maintain drills, detonators, and seismographs.
• Communicate effectively with supervisors, engineers, and crew members.
• Read site plans, calculate charge quantities and sequencing.
• Troubleshoot misfires and adjust to on-site challenges.
• Keep detailed documentation of all blasting activities.