Location:
Morrisville, PA - ESMAir Liquide Electronics innovative electronic materials respond to increasingly challenging customer demands for improved mobility, connectivity, computing power and energy consumption. We offer ultra pure carrier gases, a wide range of specialty gases and advanced precursor molecules, enabling equipment for safe distribution, purification and on-line purity control. On site, manufacturers rely on our expertise in providing full management of these gases, advanced molecules and equipment and in helping to continuously improve production processes.
How will you CONTRIBUTE and GROW?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.At Air Liquide, we RESPECT, HONOR and VALUE diversity.
Air Liquide is Hiring for a Controls Engineer in Morrisville, PA!
We are looking for you !
Pay: $120,000.00 - $130,000.00 per year
Comprehensive Family Benefits: Air Liquide offers a full benefits package designed to support your whole life, including Medical, Dental, Vision, Life, AD&D, and Disability Insurance.
Support for Parents: We offer up to 14-week paid child birth benefits to support growing families.
Future Security: 401(k) Retirement Plan with company match, Tuition Assistance, Paid Holidays, Vacation, and Sick time.
Early Access: Your benefits start day 1.
The Controls Engineer will be responsible for the design, implementation, and troubleshooting of automated industrial control systems at the Morrisville, PA site. We are looking for someone with a background in process automation of chemical plants using DCS, PLC, SCADA, as well as local control systems. The Controls Engineer will collaborate with a multi-disciplinary team to assist in all aspects of troubleshooting, programming, and installation of various controls systems. Improve and upgrade control system hardware and software to better integrate operations and collect/maintain process data.
Design, develop, and modify process control systems, including PLCs, SCADA, and HMI applications. Specify, procure, and troubleshoot instruments measuring pressure, temperature, flow, and level.
Create and update required instrumentation and control engineering documentation such as logic diagrams, electrical schematics, line diagrams, P&IDs, and control narratives.
Troubleshoot and resolve software and hardware malfunctions to support plant operations.
Foster alignment of all instrumentation and control system installations with company and industry standards and safety regulations (e.g., ISA, NEC, OSHA).
Oversee the installation, testing, and startup of new control system hardware, software, and instrumentation during plant modifications.
Skilled in troubleshooting control system hardware/software and implementing corrective actions with autonomy and team support.
Leads efforts to establish engineering design basis, and assists with design documentation (e.g. PFDs, PIDs, equipment and instrument specification sheets, interlock documentation, functional design specification) for both new and existing processes.
Experienced in guiding and assisting with loop and interlock testing for new and existing processes.
Actively participates in process Design Reviews and Process Hazards Analysis.
Bachelor's degree in chemical, mechanical, or electrical engineering, or equivalent
3-5 years of relevant experience, including programming PLC/DCS and local controllers for chemical plant design, operation and process data collection
Knowledge of applicable codes and standards for process control hardware and software (UL listing, NEC, NFPA) as applied to hazardous materials handling and manufacture
Experience with Allen-Bradley hardware and software (Rockwell ControlLogix/Studio 5000, FactoryTalk)
Ability to develop and interpret electrical schematics such as line diagrams, instrument loop drawings, ladder logic
Experience with developing and deploying ethernet based industrial networks
Self-starter with the ability to perform well under pressure and continuously changing priorities
Problem solving and decision making skills
Excellent verbal and written communication skills
Team player with leadership abilities
Preferred:
Working knowledge of controls software including ANEVA PI Vision
Experience with Operational Technology (OT) cybersecurity
Familiarity with Process Safety Management (PSM) elements such as Process Hazards Analysis (PHA) and Management of Change (MOC)
Working knowledge of Layers of Protection Analysis (LOPA) and designing and implementing systems with appropriate SILs
Understanding of electrical distribution and power loading in industrial control systems
Working knowledge of data analysis tools (FMEA, Six Sigma, DOE, etc.) with the ability to use tools for the identification of process improvement opportunities.
Autocad proficiency
FE Certification or Professional Engineering (PE) license
Lean Six Sigma Green or Black Belt Certification
Chemical plant operation experience strongly preferred
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.
Skills Required
- Bachelor’s degree in chemical, mechanical, or electrical engineering, or equivalent
- 3–5 years of relevant experience programming PLCs, DCS, and local controllers for chemical plant design, operation, and process data collection
- Knowledge of applicable process control hardware and software codes and standards, including UL listing, NEC, and NFPA
- Experience with Allen-Bradley hardware and software, including Rockwell ControlLogix, Studio 5000, and FactoryTalk
- Ability to develop and interpret electrical schematics, line diagrams, instrument loop drawings, and ladder logic
- Experience developing and deploying Ethernet-based industrial networks
- Ability to work independently under pressure and manage changing priorities
- Problem-solving and decision-making skills
- Excellent verbal and written communication skills
- Teamwork and leadership abilities
- Working knowledge of ANEVA PI Vision
- Experience with operational technology cybersecurity
- Familiarity with Process Safety Management elements, including Process Hazards Analysis and Management of Change
- Working knowledge of Layers of Protection Analysis and Safety Integrity Level system design and implementation
- Understanding of electrical distribution and power loading in industrial control systems
- Working knowledge of FMEA, Six Sigma, DOE, and other data analysis tools
- AutoCAD proficiency
- FE certification or Professional Engineer license
- Lean Six Sigma Green Belt or Black Belt certification
- Chemical plant operation experience
Air Liquide Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Air Liquide and has not been reviewed or approved by Air Liquide.
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Healthcare Strength — Health insurance and life coverage are broadly provided under a global common care baseline that includes inpatient and outpatient healthcare. Dental and vision coverage are present in many locations, and short-term disability provisions have been enhanced.
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Parental & Family Support — Policies provide at least 14 weeks of fully paid maternity leave globally and paid parental leave for non-birthing parents in the U.S. Childcare benefits are available in some countries as part of the package.
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Strong & Reliable Incentives — Annual incentive bonuses, performance bonuses for exceeding goals, and profit-sharing are integrated into the total rewards structure. Feedback suggests additional earning avenues like overtime can further augment pay in eligible roles.
Air Liquide Insights
What We Do
A world leader in gases, technologies and services for Industry and Health, Air Liquide is present in 75 countries with approximately 66,400 employees and serves more than 3.8 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 company’s activities since its creation in 1902.








