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Controls System Engineer

Concord, CA Full-Time On-Site $100,000 - $160,000 /yr

Responsibilities:

• Provide support for PLC and Operator Interface (OIT) systems across the facility.
• Assist in implementing Management of Change (MOC) processes related to PLC logic updates and associated system modifications.
• Maintain and troubleshoot various Rockwell PLC platforms, including SLC, Control Logix, PLC5, Compact Logix, and associated HMI systems like Panel View and Proface.
• Manage PLC software, licensing, and version control across support devices (laptops/desktops).
• Maintain an accurate inventory of installed PLC hardware, software versions, and spare parts.
• Participate in PLC lifecycle initiatives, including onsite data collection, commissioning, functional testing, and system startup.
• Provide on-call technical support as part of a rotating team schedule.

Skills & Qualifications:

• Hands-on experience with Rockwell PLCs (SLC, Control Logix, PLC5, Compact Logix, Micro Logix) and HMI systems (Panel View Plus, Proface).
• Strong troubleshooting skills, including program upload/download and diagnostics.
• Familiarity with communication protocols such as Data Highway Plus, Ethernet/IP, Modbus RTU, and Modbus TCP.
• Experience with Prosoft/Prolinx communication cards and gateways.
• Knowledge of Factory Talk Asset Centre and Rockwell/Siemens VFDs is preferred.
• Excellent problem-solving abilities and a collaborative mindset.
• Strong documentation and communication skills.
• Prior experience in a chemical plant or refinery environment is a plus.

Work Environment:

• Valid driver's license required.
• Must complete safety and compliance training.
• Subject to background checks and random drug testing.

Benefits

• Stakeholders bonus (additional profit sharing) is typically between 5% and 10%.
• Healthcare, Dental, Vision
• Employee healthcare 100% paid
• Dependents healthcare 50% paid
• HRA/DRA/LPV Visa card for out of pocket expenses (helps offset copay and deductible) $3000
• $60 cell phone reimbursement
• Spot bonus program on additional billable hours
• 9 paid holidays