Senior Reliability Maintenance Technician (PLC/Instrumentation)

Req ID: 033952

Is this you?

• Do you love cracking tough faults across electrical, mechanical, hydraulic, and pneumatic systems?
• Are PLC I/O maps, ladder logic, and HMI diagnostics your comfort zone?
• Do you believe predictive maintenance (vibration, IR, oil analysis, ultrasound) should drive down unplanned downtime?
• Are you passionate about calibrating instrumentation and keeping documentation spotless?
• Do you mentor others and coordinate smoothly with Production, Engineering, Quality, and EHS?

What you will do

• Troubleshoot and repair multidisciplinary equipment to maintain safe, reliable operations.
• Install, configure, calibrate, and perform loop checks on transmitters, analyzers, valves, and sensors.
• Diagnose PLC/HMI/drive issues at the device and I/O level using schematics, P&IDs, logic, and test tools.
• Translate predictive maintenance findings into clear work orders and prioritized actions.
• Lead root cause analysis on recurring failures and implement reliability upgrades and spare strategies.
• Plan jobs, coordinate access with operations, and ensure safe startup/shutdown procedures (e.g., LOTO).
• Maintain calibration records, as-found/as-left data, and CMMS asset histories.
• Advise on critical spares, MRO inventory, vendors, and service contracts.
• Update and improve drawings and single-line diagrams for maintainability.
• Share best practices, coach teammates, and direct small projects or contractors when needed.

Why Greif

Greif serves fast-growing global markets from 40 countries, delivering innovative packaging across Customized Polymer, Sustainable Fiber, Durable Metal, and Integrated Solutions. Learn more at www.greif.com.

Vision: Being the customer service company in the world. Purpose: Creating packaging solutions for life’s essentials.

Qualifications

• High school diploma or equivalent and 4 years of industrial maintenance experience.
• Preferred: Associate degree (2-year) in Manufacturing or related field.

Core capabilities

• Expert troubleshooting across electrical/electronic/mechanical/hydraulic/pneumatic/instrumentation systems.
• Instrumentation calibration, loop verification, and documentation discipline; knowledge of industrial devices and communications.
• PLC, HMI, and VFD diagnostics at device/I/O level; strong schematic and P&ID literacy.
• CMMS fluency for planning, history, and failure analysis; comfortable with MTBF/MTTR concepts.
• Preventive and predictive maintenance execution with actionable follow-up.
• Safety-first approach aligned to corporate procedures and applicable codes.
• Effective communicator and collaborator; able to mentor peers and work with vendors/contractors.
• Continuous improvement mindset to elevate uptime and quality.

Tools and systems

• 120/208/240/480 VAC power distribution
• Variable Frequency Drives (VFD)
• Programmable Logic Controllers (PLC)
• Hydraulic components and circuits
• Mechanical troubleshooting and repair

Compensation & benefits

Pay: $29.28 - $49.86 per hour. Typical starting range for new hires: $38.00 - $45.00, with offers reflecting market data plus your skills, experience, and location. When market rates align across locations, the starting rate is the same for all applicants. The starting rate is not a guarantee of future increases. Short-term incentive eligibility may apply.

Benefits: Comprehensive coverage—medical, dental, paid time off, and more—available to eligible colleagues on day one.

Our Total Rewards are designed to support well-being, engagement, and growth so you can reach your full potential at Greif.

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Verify all Greif roles on our Careers page: www.greif.com. Only emails from @greif.com are legitimate. If you receive an unsolicited offer or suspect fraud, confirm via Contact Us - Greif.

EEO

EEO Statement:

https://www.greif.com/wp-content/uploads/2023/04/HR-101-Equal-Employment-Opportunity-Policy-English.pdf

We offer a competitive salary, excellent benefits and opportunity for growth. Greif is an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of sex, race, religion, age, national origin, color, disability, veteran status or any other any other legally protected characteristic.

For more information read Greif’s Equal Opportunity Policy.