Refinery Instrumentation Technician: PLC & Control Systems

4526 Marathon Refining Logistics Services LLC; Saint Paul Park (MN); On-site; USD 70,000 - 121,000; Full time

Benefits offered by this job

Health insurance

Vision insurance

Dental insurance

Paid time off

401k matching

Parental leave

Educational reimbursement

Annual bonus

Job summary

Marathon Petroleum Corporation’s St. Paul Park Refinery in Minnesota is seeking a salaried Instrumentation Technician to calibrate, maintain, and repair all instruments and control systems at the site.

The role follows a Monday–Thursday 6:30 am–5:00 pm schedule with overtime as needed. The ideal candidate will have an associate degree or certification in instrumentation/automation, plus experience with DCS/PLC, Honeywell, and Rosemount transmitters.

Qualifications

• Associates degree or certification in instrumentation, industrial control/automation, or related technical discipline preferred.
• Proficiency in Microsoft Excel and Word.
• Strong interpersonal skills to support team philosophy and strategy.
• Knowledge of and ability to troubleshoot Distributed Control Systems, PLCs, Honeywell, and Rosemount transmitters.
• Working knowledge of Fisher control valves, 4-20 mA, DE protocol, HART protocol, and electro-pneumatic control loops.
• Willingness to work outside in various weather conditions.
• Ability to work overtime, work after hour callouts, and occasional plant shutdowns/startups.
• Foster a positive attitude, willingness to collaborate, and team with others to accomplish work efficiently and to high quality standards.

Responsibilities

• Perform preventative maintenance on plant instrumentation.
• Run diagnostic programs and troubleshoot process instrumentation and Honeywell TDC3000 and Honeywell Experion.
• Maintain and troubleshoot Programmable Logic Controllers (PLC).
• Maintain all electronic, pneumatic, and mechanical controls on refinery equipment.
• Sustain and repair process and environmental analyzers.
• Provide startup assistance and project work, as necessary, for unit outages and construction projects.
• Utilize a computerized maintenance management system (CMMS) to document work order closure and improve historical records and reliability.

Skills

Excel

Word

DCS

PLC

Honeywell

Rosemount transmitters

Fisher control valves

4-20 mA

HART protocol

DE protocol

electro-pneumatic control loops

outdoor work

Education

Associates degree or certification in instrumentation/industrial control/automation

CCST Certification

Tools

Oracle

Meridium

Job description

Marathon Petroleum Corporation’s St. Paul Park Refinery in Minnesota is seeking a salaried Instrumentation Technician to calibrate, maintain, and repair all instruments and control systems at the site.

The role follows a Monday–Thursday 6:30 am–5:00 pm schedule with overtime as needed. The ideal candidate will have an associate degree or certification in instrumentation/automation, plus experience with DCS/PLC, Honeywell, and Rosemount transmitters.