Overview:

We are seeking an experienced Yokogawa DCS / SCADA / PLC Engineer to support the design, implementation, maintenance, troubleshooting, and optimization of industrial automation systems for manufacturing and process operations. The ideal candidate will have strong hands-on experience with Yokogawa Distributed Control Systems (DCS), SCADA platforms, PLC programming, and industrial communication networks in a continuous process manufacturing environment.

This role supports plant reliability, operational excellence, safety, cybersecurity, and process improvement initiatives while ensuring compliance with company standards and industry best practices.

Key Responsibilities

• Design, configure, maintain, and troubleshoot Yokogawa DCS systems including CENTUM VP, FAST/TOOLS, or related platforms.
• Develop, modify, and maintain PLC logic, HMI graphics, and SCADA applications.
• Support plant operations by responding to automation and controls issues in a timely manner.
• Execute automation projects including system upgrades, migrations, loop tuning, and control strategy improvements.
• Develop and maintain control narratives, cause & effect matrices, P&IDs, functional design specifications, and loop drawings.
• Perform FAT, SAT, commissioning, startup, and validation activities for automation systems.
• Configure industrial communication protocols such as Modbus TCP/IP, Ethernet/IP, OPC, Profibus, and Foundation Fieldbus.
• Collaborate with operations, maintenance, process engineering, and E&I teams to improve plant reliability and performance.
• Support alarm management, historian systems, and data integration initiatives.
• Maintain system backups, cybersecurity compliance, and disaster recovery procedures.
• Participate in MOC (Management of Change), PSSR, HAZOP, and process safety activities.
• Provide technical support during plant shutdowns, turnarounds, and emergency troubleshooting.
• Develop preventive maintenance strategies for automation hardware and software.
• Train operations and maintenance personnel on automation system functionality and best practices.
• Support continuous improvement and digitalization initiatives including AI, analytics, and smart manufacturing applications.

Required Qualifications

• Bachelor’s degree in Electrical Engineering, Chemical Engineering, Computer Engineering, Automation Engineering, or related technical field.
• Minimum [5+] years of experience in industrial automation and process control engineering.
• Hands-on experience with Yokogawa DCS systems such as CENTUM VP.
• Experience with PLC systems such as Allen-Bradley, Siemens, Schneider, or Mitsubishi.
• Experience with SCADA/HMI systems and industrial networking.
• Strong troubleshooting and root cause analysis skills.
• Knowledge of ISA standards, PSM requirements, and industrial cybersecurity practices.
• Ability to read and interpret P&IDs, electrical drawings, loop diagrams, and control narratives.
• Strong communication and project coordination skills.
• Ability to support off-hours troubleshooting when required.

Preferred Qualifications

• Experience in semiconductor chemical, specialty chemical, pharmaceutical, oil & gas, or continuous manufacturing industries.
• Experience with batch process automation and recipe management.
• Familiarity with OPC UA, SQL databases, historians, and MES integration.
• Knowledge of virtualization, server infrastructure, and network architecture.
• Experience with SIL systems and functional safety standards (IEC 61511).
• Professional Engineer (PE) license or ISA certification preferred.

Technical Skills

• Yokogawa CENTUM VP
• FAST/TOOLS SCADA
• PLC Programming
• HMI Development
• Industrial Ethernet Networks
• Alarm Management
• Historian Systems
• Process Control Optimization
• Control Valve and Instrument Integration
• Cybersecurity & Backup Management

Key Performance Indicators (KPIs)

• Automation system uptime and reliability
• Reduction in process downtime
• Successful completion of automation projects
• Alarm reduction and process optimization improvements
• Cybersecurity and backup compliance
• Startup and commissioning performance

Physical Requirements / Working Conditions:

• Work Environment: This role may require business travel to remote manufacturing sites (less than 20%), and the candidate should be prepared to adhere to strict cleanliness and contamination control protocols at the manufacturing sites.
• Physical Requirements: The role may involve standing for extended periods, working with high-pressure systems, and handling hazardous chemicals under safe conditions.

Safety Sensitive Position:

MGC Pure Chemicals America, Inc. designates this position as a safety-sensitive position based on the tasks and duties required of the employee holding the position and the company’s good faith belief that an employee’s current use of any drug could (a) impair or negatively affect the employee’s ability to perform the position, or (b) affect the employee’s and/or others’ safety and health, pursuant to A.R.S. §§ 23-493(9), 23-493.06(A).

Pay: $115,000.00 - $130,000.00 per year

Benefits:

• 401(k)
• 401(k) matching
• Dental insurance
• Health insurance
• Life insurance
• Paid time off
• Vision insurance

Application Question(s):

• Do you have experience with Yokogawa DCS?
• Do you now, or will you in the future, require Visa sponsorship?

Ability to Commute:

• Mesa, AZ 85212 (Required)

Work Location: In person