Sr. Multi-Craft Maintenance Technician; HVAC

Position: Sr. Multi-Craft Maintenance Technician (HVAC)

About Rivian

Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract.

As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations.

Role Summary

Rivian is looking for skilled and motivated Industrial HVAC Technicians to join our multi-skilled facilities maintenance team. In this role, you'll be responsible for maintaining, troubleshooting, and repairing complex HVAC systems that support critical manufacturing and building environments. You'll ensure environmental comfort, system reliability, and energy efficiency across the site - while partnering closely with Controls, Electrical, and Facilities Engineering teams to drive continuous improvement.

Responsibilities

HVAC Systems & Troubleshooting

• Diagnose and repair rooftop units (RTUs), air handling units (AHUs), VAV boxes, chillers, cooling towers, and related systems
• Troubleshoot BAS alarms, control issues, and system irregularities
• Replace compressors, motors, pumps, bearings, and other system components with minimal instruction
• Perform refrigeration circuit maintenance including soldering, brazing, charging, and wiring
• Conduct root cause analysis on recurring HVAC performance issues and implement long-term corrective actions

Preventive Maintenance (PM)

• Perform scheduled PMs on HVAC and ventilation equipment per the master PM calendar
• Replace filters, belts, and bearings; inspect coils; clean drain lines and mechanical spaces
• Maintain organized, clean, and compliant mechanical rooms following 5S and safety standards
• Support seasonal system changeovers and readiness reporting

Building Automation & Controls

• Navigate and interpret Building Automation Systems (BAS) to identify, trend, and resolve alarms
• Adjust control parameters for system efficiency and comfort balance
• Work with Controls and Electrical teams to interpret and modify wiring diagrams and sequences of operation

Hot Call Response & Facility Support

• Respond quickly to facility comfort and mechanical hot calls, including loss of heating/cooling or airflow.
• Escalate and coordinate with cross-functional teams for high-impact or multi-discipline issues.
• Communicate findings, corrective actions, and risk areas to leadership in real time

Documentation & Reporting

• Complete and close all work orders in SAP/Ranger with accurate notes and refrigerant tracking
• Provide daily summaries of completed work and open issues
• Support compliance with ASHRAE, OSHA, EPA, and Rivian safety standards

Qualifications

• EPA Universal Certification (required)
• Proven experience in industrial, commercial, or large-scale HVAC maintenance
• Solid understanding of refrigeration cycles, compressors, condensers, evaporators, and control systems
• Proficiency in troubleshooting mechanical and electrical issues independently
• Ability to read and interpret wiring diagrams, mechanical schematics, and BAS interfaces
• Strong commitment to safety, quality, and continuous improvement
• Perform break-fix & preventative maintenance. This includes but is not limited to observing devices in operation to location root cause of problem; dismantling devices to gain access to and remove defective parts; examining parts to detect imperfections; adjustment of functional parts of devices and control instruments; repair and/or replacement of defective parts; testing of device to observe performance; and performing tests for electrical circuitry and mechanical systems;
  
  reconditioning and repairing machine tools
• Identify and source parts, supplies and repair items as necessary
• Independently perform maintenance as per industry standards
• May be required to set up and operate multiple machining operations including but not limited to: lathe, drill press, grinder, and other metalworking tools to make and repair parts
• May perform welding tasks
• Comply with 5S and housekeeping standards
• Drive and participate…