Driller

Job Title: Driller

Starting Pay Rate: $21/hr to $29/hr, depending on relevant experience & benefits

Location of Work: Western CO, Eastern UT

Benefits Available: Medical, Prescription Drug, Dental & Vision Insurance, FSA's, Life Insurance, 401k, paid time off. See website for full listing.

WE ARE AN EQUAL OPPORTUNITY EMPLOYER AND DO NOT DISCRIMINATE IN HIRING ON THE BASIS OF RACE, COLOR, NATIONAL ORIGIN, GENDER, OR VETERAN STATUS.

An injection bar driller helper assists in the installation of hollow-core, self-drilling anchor bars—often called injection bars—which act as both the drill string and the final grouted reinforcement in unstable soils. The primary role is to manage the continuous supply of grout, handle the threaded bars, and maintain the drilling equipment to ensure a seamless "drill-and-fill" operation.

• Supervision Received: moderate
• Supervision Exercised: minimal

• Grout Management: Mixing cement grout and operating grout plants or pumps. Ensuring the grout is injected through the hollow core of the bar at the correct pressure to stabilize the borehole.
• Bar and Bit Handling: Preparing and connecting sections of threaded hollow bars, such as the Williams Geo-Drill Hollow Injection Bar or Magnacore Self-Drilling Micropiles, and attaching sacrificial drill bits that remain in the ground.
• Equipment Setup and Maintenance: Assisting in the mobilization and demobilization of drill rigs, cleaning the site, and performing daily pre-operational inspections on pumps and hoses.
• Site Safety: Participating in daily safety briefings and ensuring all crew members follow PPE and MSHA/OSHA guidelines, especially when working around high-pressure injection lines.

• Hollow Injection Bars: Continuously threaded steel tubes (e.g., R32, T40, or T76 thread profiles) that serve as the anchor.
• Grout Pumps and Mixers: Machines like the PBM Injection Machine which use vertical shaft agitation to keep grout materials mixed for continuous delivery.
• Installation Accessories: Including high-strength couplers, bearing plates, and hex nuts used to tension and secure the bars.
• Drill Rigs: Typically top hammer or compact hollow bar drilling heads that can be used in limited-space environments like tunnels.

• Assist in the setup, operation, and tear down of drilling machine.
• Manually handle heavy drill rods continuously throughout the workday.
• Use machinery to move materials around job site.
• Use hand tools and machinery to clean up and remove grout and drill spoils.
• Replace broken or worn parts, using hand tools.
• Lubricate and clean equipment.
• Keep grout lines and water hoses clear of machine treads or tires.
• Observe ground surface and machine operation for indications of unsafe conditions.
• Assist driller with recording information for drill logs.
• Follow the driller's lead to complete tasks efficiently and safely.
• Use hand tools and cut-off saws to cut bar and install hardware.
• Travel out of town or out of state with short or long-term stays.

Minimum

Education and Experience:

Basic knowledge of pneumatic or hydraulic tools and the ability to troubleshoot simple equipment failures.

Minimum Required Skills, Ability, Licensing, Certification, Training, etc.: A valid driver’s license; good public relations skills; ability to represent MCSI in a positive manner.

Tools, Equipment, or Machines Required to Operate: Assist with drills.

• General: walk, stand, sit, type, use hands to finger, handle or feel objects or tools, reach with hands and arms, talk, listen, hear, read, see, lift, bend, climb in/out of equipment.
• Lifting: 50 to 100 pounds at one time, frequently.
• Exposure to Elements: Outside elements such as sun, wind, dust, rain, mud, snow, ice, cold, heat, noise.
• Handling of Dangerous Equipment: Grinders, saws, heavy tools, heavy equipment, vehicles.

6am - 6pm depending on time of year and job‑site restrictions, ½ hour for lunch, 10‑minute break morning and afternoon, unless otherwise specified. Some Saturday and overtime work may be required.

Occasional.

• Position Receives Direction From:
  Superintendent, project foreman, and driller operator. Other supervision may be received.
• Position Directs:
  None