Mars Wrigley Conf. (MCNA)
Facilities/Utilities Technician
Mars Wrigley Conf. (MCNA) is hiring a Facilities/Utilities Technician in WAC-Mars Chocolate NA, United States of America. Posted September 25, 2026.
Job at a glance
- Company
- Mars Wrigley Conf. (MCNA)
- Location
- WAC-Mars Chocolate NA, United States of America
- Workplace
- Hybrid
- Posted
- September 25, 2026
About the job
Job Description:
Facilities Technician
Shift Details:
8 Hour Rotation Shift - The 3 different shifts you will rotate are Midnights 11pm - 7:30am, Afternoons 3pm - 11:30pm, and Days 7am - 3:30pm. (1 week midnights, 1 week afternoons, 3 weeks on days)
PRINCIPAL ACCOUNTABILITIES
Safety & Compliance (Operations-Focused)
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Operate all assigned utility systems in accordance with site safety rules and procedures including LOTO, confined space, hot work, line-breaking, PPE, and chemical handling.
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Support compliance programs applicable to utility operations (e.g., mechanical integrity, inspection/testing documentation, permits, audits), including participation in incident investigations and corrective actions.
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Follow site emergency response procedures and escalate abnormal conditions immediately (including refrigeration alarms or suspected NH₃ leaks).
NH₃ Refrigeration & Refrigeration Compressors
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Monitor and operate NH₃ refrigeration equipment (compressors, vessels, condensers/evaporators, pumps, valves, and controls).
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Perform routine system checks/rounds, trend key operating parameters, and identify early signs of failure (oil issues, vibration, valve/actuator issues, control deviations, abnormal pressures/temps).
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Support planned shutdown/startup activities and coordinate repairs with Maintenance and approved contractors.
Boiler / Steam System (150 PSI Natural Gas)
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Operate and monitor boilers and steam distribution/condensate return systems to meet plant demand safely and efficiently.
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Perform or support boiler water checks, blowdown activities, and water treatment program tasks per site standards.
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Troubleshoot steam pressure/quality issues and coordinate corrective work on burners, feedwater, controls, traps, and related components.
Compressed Air & Plant Pneumatics
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Operate and monitor air compressors, dryers, filters, receivers, and distribution systems to maintain required pressure and air quality.
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Identify and respond to air system issues affecting production (pressure drop, excessive moisture, unusual compressor cycling, leaks).
HVAC / AHUs / Building Utility Systems
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Monitor AHUs, make-up air systems, ventilation, exhaust, and other building support utilities impacting environment and process reliability.
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Perform basic troubleshooting and coordinate repairs related to motors, belts, bearings, dampers, sensors, and controls.
Fire Protection & Security Systems Support
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Conduct routine checks and coordinate service/impairments for fire protection systems (fire pumps, valves, panels, inspections/testing support).
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Support operational continuity for site security systems (access control, alarms, cameras) by coordinating with vendors/IT/site security as required.
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Maintain documentation for inspections, impairments, and corrective actions.
Preventive Maintenance, Work Management, and Contractor Coordination
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Execute assigned PMs, operator care tasks, and basic corrective repairs; generate work orders for follow-up maintenance.
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Coordinate contractor activity in utility areas (permits, safety requirements, scope clarity, verification of completion).
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Maintain accurate shift logs, readings, and handoff notes; document work in CMMS.
Reliability & Continuous Improvement
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Track/communicate leading indicators (abnormal readings, repeat alarms, vibration/noise changes, leaks, degraded performance).
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Participate in root cause analysis and improvement actions to reduce downtime, energy waste, and recurring failures.
DECISION MAKING AUTHORITY
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Take immediate actions to stabilize utilities and protect personnel, product, and equipment during upsets.
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Escalate conditions requiring shutdown, isolation, or emergency response per site procedures.
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Recommend repairs, operating changes, PM improvements, and spare parts based on observed conditions and trends.
KNOWLEDGE AND SKILLS
Effectiveness Competencies
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Safety-first mindset and operational discipline
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Troubleshooting / problem solving
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Clear communication and shift handoff quality
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Planning & prioritization during outages/upsets
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Team collaboration with Ops, Maintenance, and Contractors
Functional Competencies
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Working knowledge of industrial utility operations: NH₃ refrigeration, steam/boilers (150 PSI), compressed air, HVAC/AHUs, auxiliary systems
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Ability to interpret logs/trends; basic understanding of controls and instrumentation
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Ability to read equipment documentation and (preferred) P&IDs / schematics
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Competence in CMMS usage, documentation, and compliance recordkeeping
QUALIFICATIONS
EDUCATION
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High school diploma/GED required
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Technical school, apprenticeship, or relevant military/industrial training preferred
LICENSES / CERTIFICATIONS
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NH₃ refrigeration credentialing (preferred; e.g., RETA-style certifications if you use them)
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Boiler operator credentials
EXPERIENCE
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3+ years industrial utilities or plant operations experience preferred
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Hands-on exposure to at least two of the following strongly preferred: NH₃ refrigeration, boilers/steam, compressed air, industrial HVAC/AHUs
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Experience coordinating contractors and working in regulated manufacturing environments
OPERATING ENVIRONMENT AND GUIDANCE
- Industrial manufacturing environment; shift work may include nights/weekends/holidays
What can you expect from Mars? Work with diverse and talented Associates, all guided by the Five Principles. Join a purpose driven company, where we’re striving to build the world we want tomorrow, today. A strong focus on learning and development support from day one, including access to our in-house Mars University. An industry competitive salary and benefits package, including company bonus.