J

Johnson Controls

Provides smart building technology and services

HVAC Mechanical Service Technician

Full-TimeUpdated on 10/22/2026
$29.13 - $40.09/hr
Senior
Stanton, TN, USA
In Person
General Maintenance & RepairBuilding & Property Maintenance

About the job

Requirements
  • A high school diploma or GED is required.
  • A minimum of seven years of industrial maintenance experience in manufacturing, utilities, critical facilities, chemical processing, automotive manufacturing, battery manufacturing, semiconductor, pharmaceutical, or similar environments is required.
  • Extensive knowledge of HVAC, chilled water, heating hot water, compressed air, pumping systems, cooling towers, dehumidification systems, process exhaust systems, industrial piping systems, and building automation controls is required.
  • Ability to read and interpret P&IDs, one-line diagrams, sequence of operations, control drawings, equipment manuals, blueprints, and technical specifications is required.
  • Advanced troubleshooting and root cause analysis skills, including the ability to resolve complex equipment failures, are required.
  • Strong mechanical aptitude and commitment to workmanship excellence are required.
  • Strong written and verbal communication skills, including the ability to document findings and communicate effectively with cross-functional teams, are required.
  • Ability to work independently, prioritize workload, and support a fast-paced 24/7 manufacturing operation is required.
  • A valid driver's license is required.
  • Ability to work weekends, holidays, overtime, callouts, and emergency response assignments as required is required.
Responsibilities
  • Inspect, operate, maintain, troubleshoot, and repair critical facility infrastructure, HVAC equipment, and mechanical utility systems in accordance with plant standards, original equipment manufacturer requirements, and applicable codes.
  • Execute preventive, predictive, and corrective maintenance activities on utility and facility equipment using established maintenance procedures and computerized maintenance management system work orders.
  • Diagnose complex mechanical, electrical, instrumentation, controls, hydronic, and sanitary system failures and implement permanent corrective actions.
  • Repair or replace pumps, motors, bearings, valves, belts, drives, dampers, actuators, control components, piping systems, heat exchangers, and associated equipment.
  • Conduct operational testing, vibration analysis, system inspections, flow verification, equipment alignment, and performance evaluations to ensure reliable operation.
  • Use computerized maintenance management systems to document maintenance activities, perform asset tracking, manage work orders, and support reliability improvement initiatives.
  • Participate in root cause failure analysis, reliability-centered maintenance, and continuous improvement programs.
  • Support plant shutdowns, startups, commissioning activities, and emergency response operations as required.
  • Monitor equipment conditions and identify opportunities to improve uptime, energy efficiency, and equipment lifecycle performance.
  • Maintain detailed and accurate maintenance records, equipment histories, inspection reports, and regulatory documentation within plant systems.
  • Coordinate with operations personnel, engineers, contractors, reliability teams, and facility leadership to safely execute maintenance activities.
  • Participate in technical training, safety programs, and certification development to stay updated on industry advancements, regulations, and best practices.
  • Comply with Johnson Controls safety policies and procedures, including Lockout/Tagout, Arc Flash, Confined Space Entry, Hot Work, Fall Protection, Hazard Communication, Electrical Safety, and Permit-to-Work requirements.
  • Promote a strong safety culture through proactive hazard identification, reporting, and corrective action implementation.
  • Support internal production customers through rapid response to facility and utility equipment issues impacting manufacturing operations.
Desired Qualifications
  • Technical degree, trade school certification, military technical training, or equivalent industrial maintenance experience is preferred.
  • Journeyman-level mechanical, HVAC, pipefitting, industrial maintenance, millwright, or electrical certification is preferred.
  • Experience maintaining chillers, hydronic systems (chilled water and heating hot water), air handling units, dehumidifier units, fan coil units, steam and condensate systems, heat exchangers, building automation systems, drainage and sanitary systems, industrial exhaust and ventilation systems, air turnover equipment, process utility systems, electrical distribution support equipment, and emergency power infrastructure is highly desirable.

About the company

Johnson Controls transforms environments where people live, work, learn, and play by providing smart, healthy, and sustainable buildings. It offers comprehensive digital solutions through its OpenBlue platform, serving healthcare, education, data centers, airports, stadiums, manufacturing, and government sectors with a portfolio of building technology, software, and services focused on efficiency, safety, and sustainability. The company operates in more than 150 countries with about 100,000 experts and aims to reimagine building performance to benefit people, places, and the planet.

Company Size

10,001+

Company Stage

IPO

Headquarters

Cork, Ireland

Founded

1885

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Simplify's Take

What believers are saying

  • Q3 2026 sales hit $6.6 billion; organic growth reached 10%, lifting margins.
  • Record backlog reached $21 billion in July 2026, fueled by data-center orders.
  • JCI closed Alloy and Nantum in 2026, expanding OpenBlue and cooling capabilities.

What critics are saying

  • A 2026 HVAC price-fixing lawsuit names JCI alongside Bosch, Carrier, Trane, and others.
  • The 2024 restructuring plan still targets $400 million costs through fiscal 2027.
  • PFAS, asbestos, and environmental liabilities persist after the June 2026 Wisconsin settlement.

What makes Johnson Controls unique

  • OpenBlue now embeds Nantum AI’s occupancy-based HVAC optimization across air and water systems.
  • Alloy Enterprises gives JCI proprietary liquid-cooling components for AI data centers.
  • Johnson Controls sells mission-critical service and controls across 150 countries, creating sticky installed-base revenue.

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Benefits

  • Company Vehicle
  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Health Savings Account/Flexible Spending Account
  • Life Insurance
  • Disability Insurance
  • 401(k) Company Match
  • Employee Referral Bonus
  • Wellness Program
  • Employee Assistance Program
  • Paid Vacation

Growth & Insights and Company News

Headcount

6 month growth

-4%

1 year growth

-4%

2 year growth

-4%
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Pulse 2.0
Apr 27th, 2026
Johnson Controls acquires Nantum AI to boost AI-driven energy optimisation in OpenBlue platform

Johnson Controls has acquired Nantum AI, a New York-based developer of AI algorithms for building energy efficiency, to enhance its OpenBlue digital ecosystem. The deal adds advanced AI-driven control capabilities for optimising HVAC systems and reducing energy consumption. Nantum AI's technology enables real-time optimisation of building airflow based on occupancy, extending OpenBlue's capabilities beyond central HVAC systems to include granular, system-wide control. The company has demonstrated energy savings exceeding 10% for customers by leveraging data from occupancy patterns, weather conditions and utility trends. The acquisition expands OpenBlue's optimisation capabilities from water-side systems to include autonomous AI-driven control across both air- and water-side applications. The combined offering is being piloted across complex environments including healthcare campuses and manufacturing facilities.

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Insteel reports fastest revenue growth among building products stocks despite missing Q4 estimates

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PR Newswire
Feb 18th, 2026
Johnson Controls to acquire Alloy Enterprises, boosting data center cooling efficiency by up to 35%

Johnson Controls has signed an agreement to acquire Alloy Enterprises, a Boston-based thermal management technology company, to strengthen its position in the data centre cooling market. Financial terms were not disclosed. Founded in 2020, Alloy Enterprises specialises in advanced direct liquid cooling components that can improve thermal management efficiency by up to 35% and reduce pressure drop by up to 75%, resulting in lower overall cooling system energy use. The company's proprietary Stack Forging manufacturing process creates single-piece components with embedded microgeometries for maximum heat transfer. The acquisition complements Johnson Controls' existing thermal management portfolio and aligns with its strategy to deliver differentiated cooling solutions for AI-driven data centres. The transaction is expected to close in fiscal Q3, subject to regulatory approvals.