Senior Tech HVAC

WorkLLama; Durham (NC); On-site; USD 60,000 - 80,000; Full time

Job summary

WorkLLama in Durham, NC is seeking an HVAC&R Technician to troubleshoot and maintain critical utility systems, refrigeration, and automated process equipment in a highly regulated facility. You will work cross-functionally with Operations, Quality, Automation, and Technology teams, supporting safe and compliant operations.

The role requires a minimum of 2 years in plant maintenance, familiarity with PLCs, CMMS databases, and GMP environments.

Qualifications

• Minimum of 2 years of plant maintenance experience.
• Experience with instrumentation, electrical, HVAC, and/or multi-stage refrigeration systems.
• Proficiency with MS Office and Windows platforms.
• GMP/regulatory exposure preferred.

Responsibilities

• Perform routine maintenance: diaphragm/ gasket replacement, lubrication, filter changes, rotating equipment inspection, adjustments.
• Install, test, adjust, maintain, repair, calibrate, and troubleshoot complex automated process equipment and HVAC&R systems (DX, chillers, cascade refrigeration, freezers, air handlers, cold boxes).
• Read/interp electrical prints, blueprints, and P&IDs; understand P&ID control loops, BAS, instrumentation troubleshooting.
• Assist in developing and executing SOPs, PM plans, and documenting maintenance activities and system transactions.
• Order and maintain spare parts for HVAC equipment in the MRO system.
• Assist with calibration, automation, validation, and site testing as required.
• Ensure safe maintenance using Hazardous Energy Control Procedures; adhere to clean room gowning and PPE guidelines.
• Participate in on-call rotation and rotating shifts (Night/Day).

Skills

Instrumentation

Electrical

HVAC

Refrigeration

Education

High School Diploma or Equivalent

Tools

Allen-Bradley PLCs

CMMS

Job description

An exciting opportunity is available for dedicated technical professionals to join a dynamic facility and manufacturing operations team as an HVAC&R Technician. This role is vital in providing equipment troubleshooting, maintenance support, and driving growth initiatives across the site while fostering an inclusive team culture. Working closely with Operations, Quality, Automation, and Technology groups, you will ensure the seamless performance of critical utility systems, industrial refrigeration, and complex automated process equipment in a highly regulated environment.

Responsibilities

• Perform routine maintenance tasks including diaphragm and gasket replacement, equipment lubrication, filter changes, rotating equipment inspection, and adjustments to process equipment.
• Execute installation, testing, adjustment, maintenance, repair, calibration, and troubleshooting of complex automated process equipment and industrial HVAC&R systems (such as DX systems, chillers, cascade refrigeration, freezers, air handlers, and cold boxes).
• Read and interpret electrical prints, blueprints, and P&IDs while demonstrating a strong understanding of P&ID control loops, BAS, and instrumentation troubleshooting.
• Assist in developing and executing Standard Operating Procedures (SOPs), Preventative Maintenance (PM) plans, and written documentation of all maintenance activities and system transactions.
• Order and maintain spare parts for assigned HVAC equipment, placing them into the MRO system.
• Assist with the execution of calibration, automation, validation, and additional site testing as required.
• Ensure safe and efficient maintenance and repair of equipment using Hazardous Energy Control Procedures while adhering to clean room gowning and PPE guidelines.
• Participate in an on-call work rotation during off-hours and weekend overtime, supporting rotating shift schedules (Night or Day shifts).

Education

• High School Diploma or Equivalent.

Experience

• Minimum of 2 years of plant maintenance experience with hands-on knowledge of technical craft skills including instrumentation, electrical, HVAC, and/or multi-stage refrigeration systems.
• Proficiency in computer systems and applications, including Microsoft Office (Word, Excel, Outlook) and Windows platforms.
• Technically capable with Programmable Logic Controllers (PLCs)—specifically Allen Bradley—and Computerized Maintenance Management Systems (CMMS) calibration/maintenance databases.
• Experience working in a regulated industry such as the FDA, with working knowledge of GMP areas, room pressurization, and dehumidification systems (preferred).

Additional Information

• Certifications: Must possess a valid EPA 608 Certification or the ability to obtain it prior to or within 30 days of employment.

Positions & Shifts:

• 2 Night Shift Technicians (6:00 PM – 6:00 AM EST, rotating 5-2-2-5 schedule with opposite rotations).
• 1 Day Shift Technician (6:00 AM – 6:00 PM EST, rotating 5-2-2-5 schedule).
• Training Period: First 30 days are on day shift (Monday–Friday, 8:00 AM – 5:00 PM EST) involving standard business hours and hands-on equipment training with experienced technicians.
• Physical Requirements: Must be able to lift 50 lbs, climb ladders and stairs, work on platforms above floor level, and engage in regular walking, bending, crawling, and stooping. Required to wear PPE (safety glasses, earplugs, gloves, hard hats, harnesses) and clean room gowning.