HVAC, Mechanic

U.S. Facilities, Inc. (USF) is seeking an experienced HVAC Mechanic for our Merion, PA location. The candidate must have primary experience in large life sciences pharmaceutical / laboratory industrial settings which operate 24 x 7, 365 days per year.

• Operate, maintain, and repair ALL HVAC systems and equipment, including:
  • Air handler units
  • Exhaust systems
  • MAU units, VAV’s, CV boxes, FCU units and others
  • Heat exchangers, storage tanks, and expansion tanks.
  • Glycol heat recovery systems
  • DDC and pneumatic controls and systems
• Perform preventive maintenance (PMs), including filter changes, belt adjustments, lubrication, coil cleaning, strainers, and general inspections.
• Diagnose and repair mechanical, electrical, and control issues on HVAC equipment (e.g., motors, contractors, safeties, sensors, actuators).
• Assist with refrigerant management in accordance with EPA regulations (leak checks, recovery, documentation).
• Use the Building Automation System (BAS) to monitor system performance, adjust setpoints (within guidelines), and troubleshoot alarms.
• Support startup, shutdown, and seasonal changeovers for central plant and HVAC systems.
• Document work, PMs, findings, and parts used in the Computerized Maintenance Management System (CMMS).
• Read and interpret mechanical plans, piping, and instrumentation diagrams (P&IDs), and equipment manuals; update documentation as needed.
• Coordinate with plumbing, electrical, and controls staff to safely perform work on shared systems.
• Follow all USF and client safety procedures, including lockout/tagout, confined space, hot work, and PPE requirements.

• High school diploma or GED.
• 5+ years of commercial/industrial HVAC experience, including work in a central plant / central utility building environment.
• Strong hands-on experience and working knowledge of multiple BAS systems, including operation, monitoring, basic troubleshooting, and trending.
• Ability to read and interpret mechanical drawings, Piping & Instrumentation diagrams (P&IDs), and equipment manuals.
• EPA Section 608 certification (Universal or Type II/III) or ability to obtain within a defined period.
• Basic computer skills (email, CMMS, BAS interfaces, electronic documentation).
• Ability to obtain and maintain required site access/clearances.
• Authorization to work in the U.S.

• Trade school certificate, associate degree, or formal HVAC apprenticeship completion.
• Experience in a campus-style or critical environment (pharmaceutical, healthcare, data center, higher ed, or advanced manufacturing).
• Experience with:
  • Variable frequency drives (VFDs) on fans and pumps
  • Hydronic balancing and air balancing support
  • Water treatment programs for chilled water, hot water, and cooling towers (in coordination with water treatment vendors)
  • Advanced BAS systems (trend analysis, tuning, optimization)
• Additional OEM or factory training on chillers, boilers, or BAS platforms.

• Lift, carry, push, or pull up to 50 lbs regularly.
• Climb ladders and stairs, work on roofs, mezzanines, and equipment platforms.
• Frequently bend, kneel, squat, and work in confined or awkward spaces (mechanical rooms, penthouses, tunnels).
• Work in hot, cold, humid, and noisy mechanical/utility areas.
• Walk extensively throughout the facility and site.
• Perform repetitive hand/wrist motions and distinguish equipment labels, gauges, and indicator lights.

• Must be willing to work shifts, holidays, overtime, and on-call as needed.
• Must be able to work in a fast‑paced, central utility environment and interact professionally with clients and coworkers.

U.S. Facilities, Inc. is an Equal Opportunity Employer of Minorities, Females, Protected Veterans, and Individuals with Disabilities.