Critical Facilities Engineer 16705 16706

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

Critical Facilities Engineer 16705 16706 | JPC-9045

100% onsite in Arlington Heights, IL. USC/GC/GC-EADPlease specify for which shift you're submitting the candidates

Shift Details

2nd Shift: 2:00 PM – 10:00 PM

3rd Shift: 10:00 PM – 6:00 AM

Initial training may take place on 1st shift (6:00 AM – 2:30 PM).

Weekend coverage is required. Possible schedules include Tuesday–Saturday or Sunday–Thursday.

Experience Requirements

Level III: Minimum 3 years of relevant experience preferred.

Level IV: Approximately 4–8 years preferred.

Candidates with higher experience (10–12 years) can also be considered if their skills are relevant.

Critical facilities or data center experience is preferred but not mandatory.

Technical Requirements

Candidates must have a strong hands‑on background in at least one of the following:

• HVAC
• Electrical
• Mechanical
• Plumbing

Key Technical Skills

• UPS and ATS systems
• Chillers and HVAC systems
• High‑voltage electrical distribution
• Fire alarm control panels
• Building Automation Systems (BAS)
• Troubleshooting critical facility equipment
• Preventive maintenance and incident escalation

Certifications

OSHA 10

NFPA 70E

EPA certification (preferred, not mandatory).

Key Responsibilities

Troubleshoot and maintain critical facility systems.

Monitor equipment performance and system thresholds.

Follow safety procedures and Lockout/Tagout (LOTO).

Execute Methods of Procedure (MOP).

Coordinate with vendors and contractors.

Handle incidents and elevate issues when required.

Work independently while collaborating with other teams.

Candidate Expectations

Strong practical and mechanical aptitude.

Comfortable working independently on 2nd or 3rd shift.

Good communication and interpersonal skills.

Able to accept feedback and follow directions.

Comfortable walking across large facilities.

Willing to work weekends and attend initial day‑shift training.

Work Environment

Two United Airlines-owned facilities at West Shore Drive, Arlington Heights.

Large corporate operations campus supporting United's 24/7 airline operations.

Approximately 2,100 employees and supplier personnel across three shifts.

Not a traditional data center environment.

Employees interact regularly with different departments, vendors and contractors.

Long‑term opportunity with potential for continued assignment.

Interview Process

Resume screening by the hiring manager.

Initial phone interview.

Onsite interview and facility walkthrough.

Final selection.

Target Start Date

Expected start: November 30 – December 1, 2026.

Background verification required.

Recruiters must confirm notice period and any pre‑planned holiday vacations.

Important Sourcing Guidelines

Preferred candidate profiles:

• Critical Facilities Technician
• HVAC Technician
• Electrical Maintenance Technician
• Mechanical Maintenance Technician
• Facilities Maintenance Engineer
• Data Center Facilities Technician
• Industrial Maintenance Technician

Avoid candidates who:

• Have only theoretical knowledge without hands‑on experience.
• Lack mechanical aptitude or troubleshooting skills.
• Cannot work independently.
• Are unwilling to work night shifts or weekends.
• Have poor communication or collaboration skills.

Key takeaway: The hiring manager prioritizes hands‑on HVAC, electrical, mechanical or plumbing experience over specific data center experience. Candidates must have practical troubleshooting abilities, safety awareness and the ability to work in a collaborative, 24/7 critical facility environment.

Salary Range:

$000,000 – $000,000 Salary range is not shown on the candidate portal