Senior GSE Technician & Reliability Lead

Unifi Aviation, LLC; Chicago, Northern (IL, KY); Hybrid; USD 33,000 - 50,000; Full time

Benefits offered by this job

Paid time off

Medical, Dental and Vision Insurance

401k

Discounts and wellness programs

Job summary

Unifi Aviation, LLC in Chicago is seeking a GSE Technician, an advanced level role performing complex diagnostics and repairs on Ground Support Equipment. You will interpret wiring diagrams and hydraulic schematics and resolve high-impact issues with minimal supervision.

Technicians III act as technical leaders, mentor I and II, contribute to reliability improvements, and ensure equipment complies with OEM, EPA and OSHA standards.

Qualifications

• High School diploma or equivalent required.
• 2–5+ years in automotive, diesel, heavy equipment, or GSE maintenance.
• Ability to independently diagnose and repair complex mechanical, electrical and hydraulic issues.
• Proficient with diagnostic tools such as multimeters, scan tools, and pressure gauges.
• Ability to read wiring diagrams, schematics and OEM manuals.
• Mentor and support less experienced technicians.
• Must be 18+ and eligible to work in the United States; pass background checks and drug screening.
• Ability to work in a fast-paced environment with changing priorities.

Responsibilities

• Perform advanced diagnostics on mechanical, electrical, hydraulic, and electronic systems across all GSE types.
• Complete complex repairs including engine work, hydraulic rebuilds, electrical harness repairs, and major component replacements.
• Interpret OEM manuals, wiring diagrams, hydraulics schematics, and diagnostic flowcharts.
• Conduct root cause analysis on high-impact failures and recommend corrective actions.
• Mentor and support junior technicians on repair techniques and safety standards.
• Perform advanced electrical testing and hydraulic diagnostics.
• Document all work in CMMS per CCC standards and reliability practices.
• Ensure repairs meet OEM specifications, safety, and regulatory requirements.
• Assist with parts identification, inventory control, and correct components.
• Communicate status and timelines with Leads, Management, and Operations.
• Support shop organization and continuous improvement initiatives.

Skills

Complex diagnostics

Reading diagrams

Mentor technicians

Documentation skills

Education

High School diploma or equivalent

Tools

Multimeters

Scan tools

Pressure gauges

Electrical testing tools

Job description

Unifi Aviation, LLC in Chicago is seeking a GSE Technician, an advanced level role performing complex diagnostics and repairs on Ground Support Equipment. You will interpret wiring diagrams and hydraulic schematics and resolve high-impact issues with minimal supervision.

Technicians III act as technical leaders, mentor I and II, contribute to reliability improvements, and ensure equipment complies with OEM, EPA and OSHA standards.