System II Operator

Capitol Aggregates, Inc.; San Antonio (TX); On-site; USD 38,000 - 62,000; Full time

Benefits offered by this job

Medical, Dental, Vision and Life

401K, Paid Leave, Bonus Program

Disability insurance

Employee assistance program

Tuition Reimbursement

Job summary

Capitol Aggregates, a division of Zachry, is seeking an Equipment Operator to support cement plant production. The role involves operating heavy equipment, handling raw materials, and ensuring safe, efficient plant operations with close coordination with the Shift Foreman and Control Room.

Candidates should have a high school diploma or GED, with heavy equipment experience; cement operations experience is preferred. This is a full-time, on-site position located in San Antonio.

Qualifications

• High school diploma or GED required or preferred.
• Experience operating heavy equipment is required.
• Cement operations experience is preferred but not required.

Responsibilities

• Operate a front-end loader to load marl, limestone, gypsum, clinker, and other materials into hoppers or feeders.
• Load, level, push, distribute, and relocate materials to support plant operations.
• Fill or bag material bins for the raw mill grinding system.
• Inspect heavy equipment and machinery for wear, leaks, and spillage prior to use.
• Service equipment by checking oil, water, air levels, and greasing motors and related components.
• Log safety and maintenance status of equipment prior to operation.
• Maintain clean chutes, machinery, and work areas, including removing material spills.
• Maintain communication with the Shift Foreman and Control Room regarding operational status.
• Participate on continuous improvement teams and contribute ideas to increase efficiency and improve work processes.
• Complete required safety and equipment inspection checklists prior to and during shift.
• Conduct area equipment inspections and update check sheets throughout shift.

Skills

Mechanical aptitude

Heavy equipment operation

Hand tools knowledge

Equipment maintenance

Safety rules compliance

Communication skills

Teamwork

Education

High school diploma or GED

Experience operating heavy equipment

Cement operations experience (preferred)

Tools

Hand tools knowledge

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 performs a variety of manual and equipment operation tasks supporting cement plant production. This role is responsible for operating heavy equipment, handling raw materials, inspecting and servicing machinery, and maintaining clean and safe work areas. The Equipment Operator works closely with the Shift Foreman and Control Room to ensure safe, efficient, and continuous plant operations.

What You'll Do

• Operate a front-end loader to load marl, limestone, gypsum, clinker, and other materials into appropriate hoppers or feeders.
• Load, level, push, distribute, and relocate materials as needed to support plant operations.
• Fill or bag material bins for the raw mill grinding system.
• Inspect heavy equipment and machinery for wear, leaks, and spillage prior to use.
• Service equipment by checking oil, water, air levels, and greasing motors and related components.
• Log safety and maintenance status of equipment prior to operation.
• Clean chutes, machinery, and work areas, including removing material spills.
• Maintain communication with the Shift Foreman and Control Room regarding operational status.
• Participate on continuous improvement teams and contribute ideas to increase efficiency and improve work processes.
• Complete required safety and equipment inspection checklists prior to and during shift.
• Conduct area equipment inspections and update check sheets throughout shift.
• Learn, understand, and comply with all company and plant safety policies, procedures, and MSHA regulations.
• Immediately report unsafe conditions and ensure safe operation of assigned machinery and vehicles.
• Perform other duties as assigned by Leads, Foreman, Supervisors, or Management.

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 business needs and conditions. As an essential function of the job, good attendance is required.

What You’ll Bring

Required Skills and Abilities

• Mechanical aptitude with experience operating heavy equipment.
• Knowledge of hand tools and basic equipment maintenance practices.
• Ability to inspect and service equipment to ensure safe and reliable operation.
• Ability to understand and follow supervisor instructions, safety rules, operating procedures, and hazard notices.
• Ability to recognize abnormal equipment conditions and take appropriate action.
• Strong communication skills and ability to maintain effective working relationships with supervisors and co-workers.
• Ability to exercise sound judgment in the safe operation of equipment and machinery.
• Ability to work under pressure and meet deadlines in a timely manner.
• Ability to work independently with minimal supervision and as part of a team.
• Ability to remain calm and respond effectively in emergency situations.

Education & Experience

• High school diploma or GED preferred.
• Previous experience in cement operations preferred but not required.
• Previous experience operating heavy equipment required.

Other Qualifications

• Ability to work safely in a fast-paced industrial environment.
• Ability to work extended shifts of 8 to 12 hours as required.

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.

Company: Zachry

Position: System II Operator

Req #: 11107454

Date Posted: August 20, 2026

Location: 11551 Nacogdoches Rd, San Antonio, US, TX, 78216

Job Category: System Operators