Senior Driller

• Performing standard penetrometer testing operations including performing boring and Geoprobes
• Operating Geoprobe unit for the unit for the collection of soil and Cone Penetrometer (CPT) data
• Complete drilling operations by operating drill, including rotary, churn, and pneumatic; monitoring progress; adjusting bit weight and rotary speed; changing bit; removing debris; setting explosives; operating gasoline, diesel, electric, or stream draw works
• Locating borings in the field
• Record all required drilling data
• Report all project specific issues directly to the project manager and/or your supervisor
• Perform drill rig and support truck maintenance - Reporting all repair and maintenance issues to the Drilling Supervisor
• Troubleshoot mechanical problems including those of electrical or hydraulic nature
• Safely and accurately load drill rig and support vehicle each day with supplies needed
• Plan daily schedule to meet productivity goals set by Drilling Supervisor and/or Office Manager
• Promptly and accurately complete time sheets and field paperwork
• Care for and clean assigned company vehicles and drilling equipment and any other assigned equipment
• Maintain professional behavior and quality standards
• Train and mentor Drilling Helper and Drillers
• Maintain safe, healthy, and environmentally sound work environment by following organization standards and legal regulations; preventing spillage' wearing personal protective equipment; storing and maintaining hazardous material
• Willingness to work out of town and non-standard work schedules when required

• High School diploma or GED

• 5 - 8 years of experience

• Class A CDL preferred

• Position requires carrying 40 - 70 lbs multiple times a day or occasionally lifting 85 lbs to waist height

ECS Group of Companies (ECS) was founded in 1988 with the goal to raise the standards of professional engineering consulting. Today, we are a leader in geotechnical, construction materials, environmental and facilities consulting services. We are employee-owned with more than 3,000 employees in 100+ offices and testing facilities coast to coast. ECS is currently ranked #60 in Engineering News-Record's Top 500 Design Firms (April 2026), #148 in Engineering News-Record's Top 200 Environmental Firms (October 2025) and #50 in Zweig Group's Hot Firm List (May 2025). For additional information about ECS, visit:

ECS is an Equal Opportunity Employer. To learn more, clickhere.