Facilities & Utilities Tech: NH3, Boilers & HVAC | 3-Shift

Mars UK

Waco (TX)

On-site

USD 60,000 - 90,000

Full time

14 days+

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Benefits offered by this job

Mars University access

Competitive compensation

Company bonus

Job summary

Mars is seeking a Facilities Technician to operate and maintain NH3 refrigeration, boilers, compressed air, and HVAC systems in a regulated manufacturing environment. You will rotate shifts (Midnights, Afternoons, Days) and coordinate with Maintenance and contractors to ensure continuous operations and safety.

The role emphasizes safety, troubleshooting, and documentation, with hands-on management of utility systems and adherence to site procedures.

Qualifications

High school diploma or GED required.
Technical school or apprenticeship training preferred.
NH3 refrigeration credentialing preferred.
Boiler operator credentials preferred.
3+ years industrial utilities or plant operations experience preferred.
Experience coordinating contractors in regulated manufacturing environments.

Responsibilities

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.
Support compliance programs applicable to utility operations (e.g., mechanical integrity, inspection/testing documentation, permits, audits).
Follow site emergency response procedures and elevate abnormal conditions immediately.
Monitor and operate NH3 refrigeration equipment (compressors, vessels, condensers/evaporators, pumps, valves, and controls).
Perform routine system checks/rounds, trend key operating parameters, and identify early signs of failure.
Support planned shutdown/startup activities and coordinate repairs with Maintenance and approved contractors.
Operate and monitor boilers and steam distribution/condensate return systems to meet plant demand safely and efficiently.
Perform or support boiler water checks, blowdown activities, and water treatment program tasks per site standards.
Troubleshoot steam pressure/quality issues and coordinate corrective work on burners, feedwater, controls, traps, and related components.
Operate and monitor air compressors, dryers, filters, receivers, and distribution systems to maintain required pressure and air quality.
Identify and respond to air system issues affecting production.
Monitor AHUs, make-up air systems, ventilation, exhaust, and other building support utilities impacting environment and process reliability.
Perform basic troubleshooting and coordinate repairs related to motors, belts, bearings, dampers, sensors, and controls.
Conduct routine checks and coordinate service/impairments for fire protection systems (fire pumps, valves, panels, inspections/testing support).
Support operational continuity for site security systems by coordinating with vendors/IT/site security as required.
Maintain documentation for inspections, impairments, and corrective actions.
Execute assigned PMs, operator care tasks, and basic corrective repairs; generate work orders for follow-up maintenance.
Coordinate contractor activity in utility areas (permits, safety requirements, scope clarity).
Maintain shift logs, readings, and handoff notes; document work in CMMS.
Track/communicate leading indicators (alarm trends, vibration, leaks).
Participate in root cause analysis and improvement actions to reduce downtime and energy waste.