Maintenance Technician - HYCO - Lemont, IL

Matheson Tri-Gas Inc.; Romeoville (IL); On-site; USD 48,000 - 56,000; Full time

Job summary

Matheson Tri-Gas Inc. seeks a Maintenance Technician for the HYCO operation in Lemont, IL. The role involves preventive, predictive, and corrective maintenance on hydrogen production equipment, with a strong emphasis on safety leadership and LOTO execution.

The technician will coordinate with contractors, support reliability initiatives, and maintain documentation to uphold plant safety and compliance. On-site work required with potential on-call duties.

Qualifications

• High School Diploma or GED required.
• Valid driver's license and ability to meet site access requirements.
• Minimum 3–5 years of industrial maintenance experience.

Responsibilities

• Perform preventive, predictive, and corrective maintenance on facility equipment and systems.
• Lead Lockout/Tagout (LOTO) activities and ensure safe isolation of energy sources.
• Troubleshoot mechanical, electrical, pneumatic, hydraulic, and process equipment failures.
• Support plant outages, turnarounds, and major maintenance projects.
• Coordinate with contractors and vendors to ensure safe, compliant work.

Job description

Maintenance Technician - HYCO - Lemont, IL

Maintenance Technician - HYCO - Lemont, IL

Wage $35.00 - $41.00 per hour

Nippon Sanso MathesonSteam Methane Reforming (SMR) Hydrogen Production Site

MaintenanceTechnician Position Summary

The Maintenance Technician will be expected to performpreventive, predictive, and corrective maintenance on equipment and systemssupporting an industrial Steam Methane Reforming (SMR) hydrogen productionfacility. Beyond traditional maintenance responsibilities, the technicianserves as a key site resource for Lockout/Tagout (LOTO) execution, contractorand vendor coordination, equipment reliability, improvement, and operationalsupport.

The Maintenance Technician position is a highly safetysensitive role. The successful candidate will be responsible for ensuring allmaintenance, contractor, and operational support activities are performedsafely, reliably, and in compliance with site procedures and regulatoryrequirements. Due to the nature of the process, and to ensure the well-being ofpersonnel and equipment, safety must bethe highest priority and foundation of all work activities.

The successful candidate will demonstrate strong safetyleadership, continual proof of self-motivation, possess strong technicaltroubleshooting skills, show ownership of site reliability, take pride in theircraftsmanship, manage work area and shop housekeeping tasks, willing to be on-call,and desire to develop process knowledge and operational control competencies.

SafetyResponsibilities

Safety performance is the mostimportant responsibility of this position.

Serve as a visible safety leader by promoting andenforcing all company safety policies, procedures, and expectations.

Perform all work with a zero-injury mindset and stopwork whenever unsafe conditions or behaviors are identified.

Lead and execute Lockout/Tagout (LOTO) activities toensure proper isolation of electrical, mechanical, hydraulic, pneumatic,thermal, and process energy sources.

Verify equipment isolation boundaries and establishsafe work conditions prior to maintenance activities.

Conduct field-level hazard assessments, Job SafetyAnalyses (JSA), and pre-job safety meetings.

Support and administer permit processes, including:

• Energy Isolation
• Line Breaking
• Hot Work
• Elevated Work
• Confined Space Entry

Monitor contractor compliance with site safetystandards and intervene when unsafe conditions or practices are observed.

Participate in incident investigations, correctiveaction development, and continuous improvement initiatives.

Maintain emergency response awareness and providesupport during plant emergency situations.

Maintenance andReliability Responsibilities

Perform preventive, predictive, and correctivemaintenance on facility equipment and systems.

Troubleshoot failures and performance issuesinvolving mechanical, electrical, pneumatic, hydraulic, and processequipment.

Maintain and repair:

• Reciprocating compressors
• Pumps
• Heat exchangers
• Steam generation equipment
• Pressure vessels
• Piping systems
• Valves and actuators
• Water treatment systems
• Instrument air systems
• Hydrogen production equipment
• Operate switchgear breakers and components up to4160V

Conduct equipment inspections and condition assessment activities.

Support predictive maintenance programs, includingvibration monitoring, lubrication, alignment verification, and equipmenthealth assessments.

Perform equipment overhauls and rebuilds as required.

Complete maintenance documentation and work orders

Support root cause investigations and implementationof corrective actions to improve reliability and reduce downtime.

Assist with facility outages, turnarounds, and majormaintenance projects.

Vendor and ContractorManagement

Serve as a site contact for maintenance-relatedcontractors, service providers, and equipment manufacturers.

Coordinate contractor activities to ensure work isexecuted safely, efficiently, and according to site standards.

Support contractor onboarding, work planning, permitcoordination, and field oversight.

Review technical recommendations and repairstrategies provided by equipment vendors and service contractors.

Coordinate field service resources during equipmentoutages and emergency repair activities.

Work closely with procurement personnel to identify,source, and manage critical spare parts and replacement equipment.

Develop productive working relationships with vendorrepresentatives to support equipment reliability and lifecycle management.

On-CallResponsibilities

Respond to equipment failures, operationaldisruptions, and emergency maintenance situations outside normal workinghours.

Maintain readiness to provide technical supportduring nights, weekends, holidays, and weather-related events.

Support rapid restoration of equipment to maintainsafe and reliable plant operation.

Operations Supportand Process Development

Develop a strong understanding of hydrogen productionprocesses and associated systems.

Work collaboratively with Operations personnel toidentify and resolve issues.

Support plant startups, shutdowns, and abnormaloperating conditions as required.

Learn process control philosophies and therelationship between equipment performance and production reliability.

Develop competency in:

• Distributed Control Systems (DCS)
• Human Machine Interface (HMI) systems
• Process alarm management
• Process troubleshooting
• Operational procedures

Participate in continuous improvement initiativesfocused on safety, reliability, and operational excellence.

Actively pursue opportunities to build operationalknowledge and broaden plant responsibilities.

RequiredQualifications

High School Diploma or GED required.

Valid driver's license and ability to meet siteaccess requirements.

Demonstrated experience performing and leadingLockout/Tagout (LOTO) activities.

Minimum 3-5 years of industrial maintenanceexperience in one or more of the following environments:

• Hydrogen production
• Industrial gases
• Petrochemical
• Chemical manufacturing
• Energy production
• Refining
• Natural gas processing

Ability to read and interpret:

• Piping and Instrumentation Diagrams (P&IDs)
• Mechanical drawings
• Equipment manuals
• Equipment specifications
• Electrical schematics

Experience with centrifugal pumps and rotatingequipment reliability programs.

Experience supporting industrial process operationsand troubleshooting plant systems.

Experience managing contractor and vendor activitiesin an industrial setting.

Familiarity …

PreferredQualifications

Technical degree, industrial maintenancecertification, apprenticeship, military technical experience, orequivalent work experience.

Hands-on experience with reciprocating compressors, including:

• Valve replacement
• Packing replacement
• Crosshead and piston inspections
• Lubrication systems
• Troubleshooting vibration and performance issues
• Understanding of steam systems, heat transferequipment, compressed gas systems, and utility infrastructure.

Key Competencies

Successful candidates willdemonstrate:

• An uncompromising commitment to safety.
• Mechanical troubleshooting and problem-solvingabilities.
• Strong Lockout/Tagout ownership and energy isolationexpertise.
• Experience working independently in remote orminimally staffed industrial environments.
• Effective communication with operators, contractors,vendors, and management.
• Strong organizational and planning skills.
• Ownership mentality for equipment reliability andfacility performance.
• Ability to remain calm and make sound decisionsduring abnormal operating conditions.
• Desireto expand into operational support and process control responsibilities.

Career GrowthOpportunity: This position provides a pathway toward advanced maintenance,reliability, and operations-focused roles through increased involvement inequipment reliability, contractor management, plant operations, and operationalcontrol systems.

Nippon Sanso Matheson is an Equal Opportunity Employer that complies with the laws and regulations set forth under EEOC.. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. EOE AA M/F/VET/Disability.