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Date: Nov 29, 2023

Location: Demopolis, AL, US, 36732

Company: CEMEX

Company Overview

Founded in 1906, over the last 110+ years' CEMEX has grown into a global building materials company that provides high quality products and reliable service to customers and communities throughout the Americas, Europe, Africa, the Middle East, and Asia.  Here at CEMEX we offer our employees competitive wages, career growth, excellent benefits including health, dental & vision plans, vacation or paid time off,  employee assistance program and retirement plan options, along with over a century of stability to build your next career on! To learn more about our company culture and why you should join us, visit us at For direct access to CEMEX Career Opportunities, visit us at

Job Summary

The Electrical Automation Engineer position will support the efforts to upgrade/troubleshoot the existing control systems through the company to optimize plant operations, performance, and efficiency of all manufacturing units and process according to company standards. 

Job Responsibilities

  • Design and implementation of control strategies based on plant manufacturing processes needs and company vision. 
  • Work within the team to help multi-faceted upgrades to existing plant controls systems including personnel, programming, HMI and budgeting etc. 
  • Review the existing hardware architecture for PLC-based control systems, analog and digital I/O systems and hardware, supporting equipment, and design improvements as needed
  • Program PLC and DCS control systems, primarily using the Control Logix, Siemens, GE, SCL500 and PLC5. 
  • Must have the ability to learn FLS ASYS function blocks for the PLC and corresponding HMI graphic objects for the HMI.
  • Design and create custom PLC code and HMI graphic objects as needed to integrate sub-system PLCs with the main control system in a way that presents a common interface to the operator.
  • Coordinate control system startup, checkout, and commissioning activities with the project manager or team leader.
  • Update documentation and backup all the control system applications.
  • Participate control system upgrade meetings and develop the strategy at a large cement manufacturing facility as per company standards.
  • Mentor and supervise younger Engineers or interns.
  • Experience with engineering and developing PLC code using the FLS ASYS function block system and Rockwell system integrator design suite. 
  • Travel is required to attend the meetings and upgrades within the US as needed.
  • Self-starter and ability to work in both teams as well as independently. 
  • Comply with all company policies and safety regulations. 


  • Bachelor of Science degree in Electrical Engineering/ Computer science, or another Engineering degree with related experience in controls and automation
  • Must have the proficiency in English Language.
  • Must have troubleshooting skills.
  • Minimum of 3-5 years’ experience in industrial manufacturing.
  • Must have proven knowledge, learning ability and experience in writing PLC logic, developing programs and troubleshooting for various existing PLC systems including Rockwell Allen Bradley/Siemens/GE/FLS ASYS function block etc.
  • Experience with communication protocols, Profinet, Profibus, I/O link, TCP/IP, RS 232, and RS 485 etc.
  • Prior experience in interfacing PLCs to a SQL database using an OPC UA interfacing.
  • Must have knowledge of basic electrical systems, motor controls, and instrumentation like flow meter, solenoid and level sensors etc. 
  • Familiarity with computer networking and communication systems, particularly as they relate to automation systems, cisco network certification will be preferred. 
  • Must be able to read and understand engineering CAD drawings including P&ID, interconnection, and elementary drawings.
  • Ability to work cooperatively within the team as well as independently.
  • Open to travel within US (30%-40%).
  • Successful candidate must submit to post-offer pre-employment physical examination, drug/alcohol screen, background check and FMCSA (if required).

Knowledge, Skills, and Abilities

  • Experience in Cement, concrete, and aggregate manufacturing.
  • Knowledge of distributed control systems (DCS), Control Logix programming.
  • Knowledge of historian database systems (FactoryTalk / OSIsoft-Pi / Canary data/AVEVA/Yokogawa) and data interfacing.
  • Familiarity with AutoCAD or other CAD software.
  • Ability to review, design and layout the control panels.
  • Experience with other HMI systems in a client/server configuration.
  • Project management skills.

Working Conditions

  • Must be able to perform the job with or without accommodation.
  • Must be able to work around the shifts as needed.
  • Must be able to work long hours during commissioning / project deadlines.

Physical Requirements

  • Requires walking, sitting, lifting, pushing, pulling, and climbing to a significant degree
  • Medium Work-Exerting up to 50 pounds of force occasionally, and/or up to 50 pounds or force frequently, and/or up to 20 pounds of force constantly to move objects
  • While performing the duties of this job, the employee is regularly required to talk and hear, to communicate to employees/visitors as well as function safely around heavy rolling equipment 
  • Must be able to perform all job functions which include, but may not be limited to, pushing, turning, and/or pulling of controls.

Legal Notices

CEMEX is an EEO/AA (equal opportunity/affirmative action) institution and does not discriminate on the basis of race, color, religion, religious creed, sex, sexual orientation, gender identity or expression, national origin, ancestry, age, physical or mental disability, medical condition, genetic information, marital or familial status, military or veteran status, or any other characteristic protected by under federal, state or local law in the programs or activities which it operates.

CEMEX will consider for employment qualified applicants with criminal histories in a manner consistent with all local, state and federal laws.

CEMEX is an E-Verify participating employer.

Arizona Smoke-Free Act.  CEMEX complies with the State of Arizona’s Smoke-Free Act (Arizona Revised Statutes § 36-601.01). Smoking and/or the use of tobacco or related products is prohibited in and on CEMEX property as well as any building and/or vehicle owned or leased by CEMEX.

CEMEX offers both competitive pay and benefits. Benefits applicable to this position may include, but are not limited to, medical, dental, vision, 401(k), Paid Time Off, and Holiday Pay, as well as a comprehensive wellness program to help keep employees and their families healthy and well. You can learn more about CEMEX Benefits by visiting the CEMEX USA Benefits and Well-Being page. (

EEO Statement - En Español

CEMEX es una institución EEO/AA (igualdad de oportunidad/acción afirmativa) y no discrimina en base al sexo, edad, raza, color, religión, discapacidad física o mental, credo, origen nacional, estatus veterano, orientación sexual, información genética, identidad de género, o expresión de género en los programas o actividades los cuales opera.

Nearest Major Market: Montgomery

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