System I Operator

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 Systems Operator I performs manual and equipment operation tasks supporting the safe and efficient operation of cement plant systems. This role assists with material handling, equipment operation, inspections, servicing, and housekeeping activities while maintaining communication with plant leadership and control room personnel. The Systems Operator I plays a key role in maintaining continuous plant operations while adhering to safety, environmental, and operational standards.

What You'll Do

• Operate front-end loaders to load raw materials such as marl, limestone, gypsum, clinker, and other materials into designated hoppers or feeders.
• Inspect heavy equipment and machinery for wear, leaks, and abnormal conditions and perform basic servicing including lubrication and fluid checks.
• Clean chutes, equipment, machinery, and work areas to maintain safe and efficient operating conditions.
• Complete safety and maintenance logs and equipment checklists prior to and during equipment operation.
• Fill or bag material bins supporting raw mill grinding and related systems.
• Communicate operating status, issues, and needs with the Shift Foreman and Control Room.
• Perform area equipment checks and update inspection check sheets throughout the shift.
• Participate in continuous improvement activities and contribute ideas to enhance efficiency and work processes.
• Identify and immediately report unsafe conditions and ensure compliance with all safety rules 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 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 the ability to operate heavy equipment and use hand tools.
• Ability to read, understand, and follow safety rules, operating instructions, and warning notices.
• Ability to communicate effectively and maintain positive working relationships with supervisors and co-workers.
• Ability to recognize abnormal equipment conditions and take appropriate action.
• Ability to work under pressure to meet deadlines while maintaining safety and quality.
• Ability to work independently with minimal supervision while contributing effectively as part of a team.

Education & Experience

• High school diploma or GED preferred.
• Prior experience operating heavy equipment required.
• Previous experience in cement plant operations preferred.

Other Qualifications

• Ability to work in a physically demanding and sometimes stressful industrial environment.
• Ability to follow direction, react calmly in emergency situations, and maintain focus on safety.
• Commitment to working safely and complying with all company, plant, and MSHA safety policies.
• Willingness to learn plant systems, equipment, and safety requirements.

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 I Operator

Req #: 10949693

Date Posted: March 23, 2026

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

Job Category: System Operators