Onsite Critical Facilities Engineer - 2nd/3rd Shift

ZealHire Inc.; Arlington Heights (IL); On-site; USD 85,000 - 130,000; Full time

Job summary

ZealHire Inc. is seeking a Critical Facilities Engineer to support two United Airlines–owned facilities in Arlington Heights. The role requires hands-on troubleshooting across HVAC, electrical, mechanical and plumbing systems to ensure uninterrupted operations on 2nd or 3rd shifts.

Training may precede night work, with weekend coverage typical. Applicants should have strong practical skills, safety awareness, and the ability to work independently while coordinating with cross‑functional teams

Qualifications

• Hands-on experience with critical facilities equipment.
• Ability to diagnose HVAC, electrical, mechanical or plumbing faults.
• Experience in safety protocols for live systems.

Responsibilities

• Troubleshoot and maintain critical facility systems.
• Monitor equipment performance and thresholds.
• Follow safety procedures and Lockout/Tagout (LOTO).
• Execute Methods of Procedure (MOP).
• Coordinate with vendors and contractors.
• Handle incidents and escalate when needed.
• Work independently while collaborating with other teams.

Skills

UPS and ATS systems

Chillers and HVAC systems

High‑voltage electrical distribution

Fire alarm control panels

Building Automation Systems

Troubleshooting

Preventive maintenance

Job description

ZealHire Inc. is seeking a Critical Facilities Engineer to support two United Airlines–owned facilities in Arlington Heights. The role requires hands-on troubleshooting across HVAC, electrical, mechanical and plumbing systems to ensure uninterrupted operations on 2nd or 3rd shifts.

Training may precede night work, with weekend coverage typical. Applicants should have strong practical skills, safety awareness, and the ability to work independently while coordinating with cross‑functional teams