Systems Operator Jobs in Texas (NOW HIRING)

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 System III Operator is primarily responsible for preparing and operating raw and finish mill equipment used in the blending and grinding of materials within the cement manufacturing process. This role works closely with the Control Room to ensure safe, efficient, and continuous plant operations. The operator monitors equipment performance, conducts inspections, and supports production goals while maintaining strict adherence to safety standards.

What You'll Do

• Inspect and operate raw and finish mill equipment and milling systems for the blending and grinding of materials as directed by the Control Room.
• Operate milling systems from the Control Room when required.
• Monitor equipment functions including motors, transmission guards, conveyors, and related machinery using approved operational checklists.
• Maintain continuous communication with the Control Room during start-up and operations, reporting malfunctions, defects, or abnormal conditions.
• Communicate daily with Shift Foreman, Control Room Operators, and other shifts regarding operational status.
• Complete required safety and equipment inspection checklists prior to and during shift.
• Perform routine equipment checks and conduct area inspections throughout shift.
• Assist with movement, processing, and storage of materials as needed.
• Support maintenance activities by assisting mechanics with minor repairs and cleaning equipment and work areas.
• Maintain work areas and equipment in a safe and clean condition.
• Learn, understand, and comply with all company and plant safety policies, procedures, and MSHA regulations.
• Immediately report unsafe conditions and ensure safe operation of all 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

• Working knowledge of raw and finish mill systems and related cement plant equipment.
• Mechanical aptitude with experience operating heavy equipment.
• Knowledge of hand tools and basic maintenance practices.
• Ability to monitor equipment performance and identify abnormal operating conditions.
• Ability to make sound decisions regarding equipment operation and servicing.
• Ability to understand and follow supervisor instructions, safety rules, operating procedures, and hazard notices.
• Strong communication skills and ability to maintain effective working relationships with supervisors and co-workers.
• Ability to work independently when required and make appropriate operational decisions.
• Ability to remain calm and respond effectively in emergency situations.
• Ability to work under pressure and meet deadlines in a fast-paced industrial environment.

Education & Experience

• High school diploma or GED preferred.
• Minimum of three (3) years of experience in a cement producing plant or similar industrial operation required.
• Minimum of three (3) years of experience as a Systems Operator of a lesser grade required.
• Demonstrated full competency in executing routinely established tasks with thorough knowledge of plant equipment and machinery.
• Working knowledge of secondary crushing, raw and finish systems, coke/coal systems, and their relationship to the cement manufacturing process required.
• Ability to perform the duties of Systems Operator I, II, III, and IV and demonstrate ability to assist Control Room Operators 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.

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 their designee. No other Capitol employee is authorized to bind Capitol to any agreement regarding the placement of candidates by an Agency.

Company: Zachry

Position: System III Operator

Req #: 11068352

Date Posted: July 20, 2026

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

Job Category: System Operators