Demo

System I Operator 4247

Capitol Aggregates, Inc
San Antonio, TX Full Time
POSTED ON 12/30/2025
AVAILABLE BEFORE 1/27/2026
General Summary

Performs a variety of manual tasks related to the operation of the cement plant equipment, machinery and vehicles including loading, leveling, pushing, distributing, and relocating materials, inspecting, and servicing equipment and machinery, and clean-up in work area and facilities.

Principal Duties And Accountabilities (Essential Functions)

  • Operates a front-end loader to load marl, limestone, gypsum, clinker and other materials into proper hopper or feeder.
  • Inspects heavy equipment/machinery for wear, leakage, spillage, etc. and services some insuring proper oil levels, water and air, oils, and grease motors/related parts.
  • Cleans chutes, equipment, and machinery, as well as spillages in work area and facilities.
  • Logs safety and maintenance status of equipment prior to use.
  • Fills or bags materials bin for raw mill grinding system.
  • Communicates with shift foreman and control room.
  • Serves on various appropriate continuous improvement teams in a positive and active manner and offers ideas of increasing efficiency and improvement with work processes concerning employee’s essential duties, responsibilities, and related matters.
  • Learns and understands all Company safety rules, obeying them and using appropriate safety equipment and checks with supervisor if there is a question as to safe procedure; keeps up to date on all changes to safety rules. Must demonstrate commitment to safety of all persons and property by abiding by all safety rules and regulations.
  • Immediately reports all unsafe conditions to supervisor.
  • Learns all safety features of machinery or vehicles assigned to work on.
  • Performs equipment check and maintains a safety and equipment checklist which is to be prepared prior to the daily use of such equipment.
  • Conducts area equipment check and updates check sheet during shift.
  • Performs 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 the business needs and conditions. As an essential function of the job, good attendance is required.

Educational Skills And Experience

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

  • High school Diploma or GED preferred.
  • Previous experience in cement operations preferred but not required.
  • Knowledge of hand tools required.
  • Must possess mechanical aptitude and previous experience operating heavy equipment.
  • Must possess ability to communicate and to establish and maintain effective working relationships with supervisors and co-workers.
  • Ability to understand and follow supervisor’s instructions, safety rules and regulations, equipment operating instructions and danger notices.
  • Must be able to exercise common sense in the operation and safety of all equipment, machinery, and vehicles; to work under pressure to solve problems, meet deadlines in performing work in a timely fashion
  • Must be able to make decisions regarding maintenance and servicing of equipment and machinery; to recognize unusual situations deviating from prescribed routine and take appropriate action
  • Must be able to work as part of a team, as well as to complete assigned tasks independently with little direct supervision; to work in a physically challenging and sometimes stressful environment; to take direction from supervisor and to react calmly and effectively in emergency situations.

Education

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 are at the center of every decision we make:

Every Person Matters

Together We Can Do Great Things

This is More Than a Job

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.

Notice to Staffing Agencies

Capitol Aggregates Inc. (Capitol) will not accept unsolicited resumes from any source other than directly from a candidate. Any unsolicited resumes sent to Capitol, including unsolicited resumes sent to a Capitol mailing address or email address, directly to Capitol employees, or to Capitol’s resume database will be considered Capitol property. Capitol will not pay a fee for any placement resulting from the receipt of an unsolicited resume. Capitol will consider any candidate for whom an Agency has submitted an unsolicited resume to have been referred by the Agency free of any charges or fees. Agencies must obtain advance written approval from Capitol’s recruiting function to submit resumes, and then only in conjunction with a valid, fully executed contract for service and in response to a specific job opening. Capitol will not pay a fee to any Agency that does not have such an agreement in place. Agency agreements will only be valid if in writing and signed by Capitol’s Human Resources Representative or his/her designee. No other Capitol employee is authorized to bind Capitol to any agreement regarding placement of candidates by Agency.

Salary.com Estimation for System I Operator 4247 in San Antonio, TX
$66,749 to $81,980
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a System I Operator 4247?

Sign up to receive alerts about other jobs on the System I Operator 4247 career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$41,052 - $57,276
Income Estimation: 
$47,432 - $61,916
Income Estimation: 
$46,327 - $63,969
Income Estimation: 
$46,554 - $64,445
Income Estimation: 
$37,726 - $46,705
Income Estimation: 
$51,902 - $64,610
Income Estimation: 
$46,685 - $59,878
Income Estimation: 
$43,603 - $55,670
Income Estimation: 
$51,669 - $66,452
Income Estimation: 
$83,358 - $103,871
Income Estimation: 
$91,138 - $115,157
Income Estimation: 
$112,499 - $156,869
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Capitol Aggregates, Inc

  • Capitol Aggregates, Inc San Antonio, TX
  • General Summary The Junior Reliability Engineer collaborates closely with the Reliability Engineer, providing support and undergoing training to develop ex... more
  • 12 Days Ago

  • Capitol Aggregates, Inc Mathis, TX
  • Principal Duties and Accountabilities (Essential Functions) Cleans and maintains grounds using mowers, trimmers, and other equipment as directed. Picks up ... more
  • 12 Days Ago

  • Capitol Aggregates, Inc San Antonio, TX
  • General Summary Safely execute assigned tasks and responsibilities following the best-demonstrated practices with a self-driven attitude. Complete tasks ef... more
  • 13 Days Ago

  • Capitol Aggregates, Inc San Antonio, TX
  • General Summary Primary responsibility is preparing raw and finish mill equipment for the blending and grinding of materials. Principal Duties And Accounta... more
  • 13 Days Ago


Not the job you're looking for? Here are some other System I Operator 4247 jobs in the San Antonio, TX area that may be a better fit.

  • Capitol Aggregates, Inc San Antonio, TX
  • General Summary Primary responsibility is preparing raw and finish mill equipment for the blending and grinding of materials. Principal Duties And Accounta... more
  • 13 Days Ago

  • Capitol Aggregates Inc San Antonio, TX
  • General Summary Coordinates plant operations with Control Room ensuring safe and proper operations. Principal Duties and Accountabilities (Essential Functi... more
  • 4 Days Ago

AI Assistant is available now!

Feel free to start your new journey!