Equipment Operator III - Aggregates

Capitol Aggregates, Inc.; Marble Falls (TX); On-site; USD 52,000 - 78,000; Full time

Job summary

Capitol Aggregates in Marble Falls, Texas, seeks an Equipment Operator III to safely operate heavy equipment and contribute to aggregate production. You will inspect gear, support material handling, and assist with routine maintenance while maintaining a strong safety culture.

This senior operator role emphasizes training newer operators, meeting production targets, and adhering to MSHA safety policies in a dynamic mining and construction environment.

Qualifications

• High School Diploma or GED preferred.
• 8+ years of heavy equipment operation experience preferred.
• Familiarity with MSHA safety standards preferred.

Responsibilities

• Safely operate a wide range of heavy equipment including haul trucks, water trucks, loaders, skid steers, backhoes, dredges, and portable plant equipment.
• Perform required pre-shift and post-shift equipment inspections and promptly report issues.
• Support plant production through material handling, feeding crushers/screens, stockpiling, and loading activities.
• Complete housekeeping and ground support duties to maintain safe, efficient work areas.
• Assist with minor maintenance, equipment servicing, and area safety audits.
• Support training and mentoring of less experienced equipment operators.
• Follow all company, plant, and MSHA safety policies and procedures.

Skills

Heavy equipment operation

Mechanical aptitude

Follow instructions

Independent worker

Safety mindset

Education

High School Diploma or GED

8+ years heavy equipment experience

Job description

Who We Are

Capitol Aggregates, a division of Zachry, stands on a rich tradition of creativity, stability, innovation, and experience in the construction and building materials industry. Fully understanding that Capitol's employees are the heart of our success, we foster a dynamic work environment by providing development opportunities such as training, education, and career advancement.

We believe people are our greatest asset and offer a variety of training and development opportunities to promote excellence and facilitate career advancement. We take care of our team members as family, within a culture of service where we do the right thing because it is the right thing to do.

Our Core Values guide everything we do:

Every Person Matters | Together We Can Do Great Things | This Is More Than a Job

Position Overview

The Equipment Operator III is responsible for the safe and efficient inspection, operation, and basic servicing of heavy mobile and plant equipment in support of aggregate production. This senior operator role supports excavation, hauling, processing, stockpiling, and housekeeping activities while meeting production targets, reinforcing a strong safety culture, and assisting with training and mentoring less experienced operators.

What You'll Do

• Safely operate a wide range of heavy equipment including haul trucks, water trucks, loaders, skid steers, backhoes, dredges, and portable plant equipment.
• Perform required pre-shift and post-shift equipment inspections and promptly report issues.
• Support plant production through material handling, feeding crushers/screens, stockpiling, and loading activities.
• Complete housekeeping and ground support duties to maintain safe, efficient work areas.
• Assist with minor maintenance, equipment servicing, and area safety audits.
• Support training and mentoring of less experienced equipment operators.
• Follow all company, plant, and MSHA safety policies and procedures.

NOTE: This list presents only the principal duties of the position and is not intended to be comprehensive. Other duties and responsibilities may be assigned as dictated by the business needs and conditions. As an essential function of the job, good attendance is required.

What You'll Bring

Required Skills and Abilities

• Advanced working knowledge of heavy equipment operation in mining, aggregates, or construction environments.
• Strong mechanical aptitude with the ability to perform basic troubleshooting and minor repairs.
• Ability to follow verbal and written instructions accurately and communicate effectively.
• Ability to work independently while supporting team operations.
• Strong commitment to safe work practices in high-risk environments.

Education & Experience

• High School Diploma or GED preferred.
• Eight or more years of experience operating heavy mobile equipment strongly preferred.
• Demonstrated ability to train and mentor less experienced equipment operators.
• Familiarity with MSHA safety standards preferred.

Other Qualifications

• Willingness to work overtime, weekends, and varying shifts to meet production demands.
• Ability to travel occasionally, including overnight stays, as business needs require.
• Successful completion of required safety training and demonstrated proficiency in safe equipment operation.

Benefits & Equal Opportunity

Capitol Aggregates offers an industry leading benefits package for our employees and their families.

• Medical, Dental, Vision and Life Insurance
• 401K, Paid Leave and Bonus Program
• Company-paid short-term and long-term disability insurance
• Employee assistance program
• Tuition Reimbursement
• And many more

We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status.

Position Information

Company: Zachry

Position: Equipment Operator III - Aggregates

Req #: 11155084

Date Posted: October 14, 2026

Location: 719 County Rd 121, Marble Falls,
US,
TX,
78654

Job Category: Equipment Operator