Three Phase
Process Controls Engineer
Skills
7 days ago
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Important information
Contract type:
Permanent, Temporary
Salary:
$95,000 – $140,000 / year
Location:
San Antonio, TX, USA
Work mode:
Remote, Hybrid
Published on:
13 October 2026
What they need
Benefits:
- 401(k) matching
- Competitive salary
- Dental insurance
- Health insurance
- Paid time off
- Profit sharing
- Vision insurance
About the Role:
Join THREE PHASE as a Process Controls Engineer in the San Antonio, TX or Austin, TX area, where innovation meets excellence! In this exciting role, you will be at the forefront of optimizing control systems and enhancing operational efficiency in a dynamic environment.
The Controls Engineer is a mid-to-senior level position at Three Phase. Our projects typically involve the development of solutions using a variety of automation technologies and platforms. These technologies are deployed for the control of automated industrial process in data centers, water/wastewater, central plants, power plants, pharmaceutical, oil & gas, and chemical processing. You will be developing custom PLC/HMI assignments that include HMI design/development and PLC controls system design and development for projects of varying size and complexity. Our ideal Engineer will have strong experience with a mix of PLCs, databases and/or other machine vision platforms.
Responsibilities:
- Design and implement client/server software for standalone client systems based on project requirements and specifications.
- Work with clients to define user, network and data interfaces and create specifications.
- Monitor and analyze system performance to identify areas for improvement.
- Commission new solutions on client sites; finding opportunities for improvements.
- Conduct troubleshooting and root cause analysis on control system issues.
- Prepare technical documentation and reports for system modifications.
- Ensure compliance with industry standards and safety regulations.
- Provide training and support to operational staff on control systems.
- Work with sales team members to provide input during quote preparation.
- Stay updated on emerging technologies and industry trends.
Requirements:
- Bachelor's degree in Engineering, computer science, or related field.
- 5+ years of experience in process controls or automation engineering.
- Proficient in PLC programming and HMI development experience on multiple different platforms. Must have experience with Siemens and Allen-Bradley systems.
- Experienced in control systems integration project lifecycle and the application of the following: electrical design, PLC ladder logic & HMI development, and commissioning.
- Understanding of networking including: ethernet, Modbus, BACnet and other industrial protocols.
- Strong analytical and problem-solving skills.
- Excellent communication and teamwork abilities.
- Knowledge of industry standards such as ISA and IEC.
- Ability to work in a fast-paced, deadline-driven environment.
Travel Requirements:
- Typical travel for this position is ~30-40% within the United States. PLC and HMI programming is developed remotely. The Process Controls Engineer will be required to travel for project site visits, PLC/HMI installation, start-up, commissioning and training services.
About Us:
THREE PHASE is a professionally licensed MEP Engineering & Systems Integration firm for over 15 years offering custom engineering solutions to empower our clients. We provide professional Engineered custom designs, full system integration and also design and fabricate custom UL508A control panels. We are committed to providing a positive and healthy corporate culture, one that empowers employees and promotes the sharing of knowledge. At Three Phase you will have the opportunity to work with leading industrial companies, grow your engineering talents and work as a project lead. For more information visit http://3phaseEng.com/. Our commitment to excellence and customer satisfaction has earned us a reputation for reliability, making us a preferred employer.
Flexible work from home options available.
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