R10094423 Process Control Project Engineer (Open)
Location
Houston, TX (HO) - Support functions - Industrial Direction
Air Liquide Large Industries provides our customers with industrial gas and energy solutions that are vital to their own industrial production. We own and operate over 2,000 miles of industrial gas pipelines in the U.S. supplying mainly oxygen, nitrogen, hydrogen and syngas in large quantities from multiple production sources to major customers in the chemicals, petrochemicals, refining and steel industries. Our pipeline operations and industrial gas production facilities are closely monitored 24/7 within our leading-edge operations control center located in Houston, Texas. Our operations control group monitors over 89,000 data points and assists with product supply and coordination. We are constantly optimizing our supply network to provide high reliability and energy efficiencies allowing Air Liquide to adjust supply needs more quickly and effectively enabling growth to our customers.
We are committed to building a diverse and inclusive workplace that embraces the unique perspectives of our employees, our customers, patients, community stakeholders, and cultures across the world. We believe that a variety of backgrounds makes our team stronger and more innovative.
Supporting the project manager of DCS modernization, the Process Control Project Engineer is responsible for leading the design, implementation, of new or upgrades of DCS projects. The candidate will manage the technical scope of automation projects from initial scoping through design, installation, commissioning, and final handover to operations; always under the management of the project manager. They will also be the main coordinator with vendors during the design phase and execution phase.
At Air Liquide weRESPECT, HONOR andVALUE diversity.
Air Liquide is hiring for a Process Control Project Engineer in Houston, TX.
We are looking for you!
Comprehensive Family BenefitsAir Liquide offers a full benefits package designed to support your whole life, including Medical, Dental, Vision, Life, AD&D, and Disability Insurance.
Future Security:401(k) Retirement Plan with company match, Tuition Assistance, Paid Holidays, Vacation, and Sick time.
Early Access:Your benefits start on the first day of employment.
Recruiter: Brittany | brittany.johnson@airliquide.com
Job Responsibilities:
Technical Engineering & Design
System Design: Design and specify control system architectures, including Programmable Logic Controllers (PLCs), Distributed Control Systems (DCS), Human Machine Interfaces (HMIs), and SCADA systems.
Virtualization: Specify the virtualization environment needs for virtual machines (VMs) and relocation of existing VMs
Instrumentation: Select, specify, field instrumentation (sensors, transmitters, control valves, DVCs, etc.) based on process requirements.
Field walkthroughs with vendors to specify mounting specifications to avoid re-tubing equipment
Field walkthroughs with engineering partners for design of cabinets/panels and construction engineering packages
Documentation: Develop and maintain technical project documentation, including Process and Instrumentation Diagrams (P&IDs), loop sheets, functional design specifications (FDS), and electrical schematics. Ensure all documentation is updated in Meridian.
Programming: Oversee control system programming, configuration, and tuning.
Commissioning & Support
Testing: Lead Factory Acceptance Testing (FAT) hardware/cabinets/panels and Site Acceptance Testing (SAT) for new control systems and equipment.
Construction:
Walk construction packages with awarded construction bidder
Receive transmitters and DVCs at site
Ensure everyone's working safely
Attend and lead morning safety meetings
Oversee, direct, and supervise all construction activities
Provide technical guidance to construction crews per issued for construction drawings
Work with construction crews to redline drawings as appropriate and communicate to PM
Update redlines to as-builts to leave a hard copy of updated drawings at site
Obtain technical answers to construction crews when questions arise
Sign daily timesheets
Attend daily meetings with PM to update schedule, provide highlights and next day plans
Provide overall E&I Technical expertise including Startup Support
Startup: Direct on-site installation, commissioning, loop checking, and startup activities.
Training & Handoff: In cooperation with the project manager, the candidate will handover the system and provide technical support to maintenance and operations staff post-installation.
Continuous Improvement: Analyze existing process control systems to identify bottlenecks and implement upgrades for improved safety, reliability, and efficiency.
Required Qualifications
Education: Bachelor’s degree in Electrical Engineering, Chemical Engineering or a related technical field required.
Candidates must have valid employment authorization in the U>S and must not require sponsorship now or in the future. This position is not open for non immigrant sponsorship.
Experience: 5+ years of hands-on experience in process control, automation engineering, and project management within an industrial environment.
Technical Skills: * Proficiency in programming and configuring PLCs/DCS/SCADA (e.g., Rockwell/Allen-Bradley, Siemens, Emerson DeltaV, Honeywell).
Strong understanding of field instrumentation, motor controls, and industrial communication protocols (EtherNet/IP, Modbus, Profibus, etc.).
Ability to read and interpret P&IDs and electrical drawings.
Project Skills: Proven track record of successfully managing contractors.
Preferred Qualifications
Professional Engineer (PE) license.
Experience with process safety management, safety instrumented systems (SIS), and relevant standards (e.g., ISA-88, ISA-95, IEC 61511).
Experience integrating OT (Operational Technology) with IT networks.
The perimeter of the CTE (Center for Technical Expertise) is the Large Industries in North America and supports beyond LI-NAM when available.
Work Environment & Physical Demands
Must be able to work in both an office environment and at production facilities.
Ability to wear required Personal Protective Equipment (PPE) in industrial areas.
50+% travel are required to vendor sites or other company facilities
Our Differences make our Performance
At Air Liquide, we are committed to build a diverse and inclusive workplace that embraces the diversity of our employees, our customers, patients, community stakeholders and cultures across the world.
We welcome and consider applications from all qualified applicants, regardless of their background. We strongly believe a diverse organization opens up opportunities for people to express their talent, both individually and collectively and it helps foster our ability to innovate by living our fundamentals, acting for our success and creating an engaging environment in a changing world.

Air Liquide is a world leader in gases, technologies and services for industry and healthcare. Present in 72 countries with 67,800 employees, the Group serves more than 4 million customers and patients. Oxygen, nitrogen and hydrogen are essential small molecules for life, matter and energy. They embody Air Liquide’s scientific territory and have been at the core of the Group’s activities since its creation in 1902.
Taking action today while preparing the future is at the heart of Air Liquide’s strategy. With ADVANCE, its strategic plan for 2025, Air Liquide is targeting a global performance, combining financial and extra-financial dimensions. Positioned on new markets, the Group benefits from major assets such as its business model combining resilience and strength, its ability to innovate and its technological expertise. The Group develops solutions contributing to climate and the energy transition—particularly with hydrogen—and takes action to progress in areas of healthcare, digital and high technologies.
Air Liquide’s revenue amounted to more than 27.5 billion euros in 2023. Air Liquide is listed on the Euronext Paris stock exchange (compartment A) and belongs to the CAC 40, CAC 40 ESG, EURO STOXX 50, FTSE4Good and DJSI Europe indexes.