Sr Field Service Technician - GSE: Chicago

The Senior Field Service Technician at Oshkosh Aero Tech primarily serves our Chicago-based customers and remains within the Illinois area, with occasional travel to other U.S. airports. This senior-level GSE Technician will perform diagnostics, repairs, upgrades, and maintenance on a variety of ground support equipment (GSE).

• Must have previous GSE experience to be considered only.
• Diagnose, repair, and perform routine maintenance on hydraulic systems (pumps, motors, actuators, valves), electrical systems (wiring, fuses, relays, sensors, control modules), and mechanical systems (suspension, steering, drive assemblies).
• Interface with PLC systems to upload/download programs, troubleshoot logic, and perform control system adjustments.
• Collaborate with dealer technicians via phone/email or on-site for troubleshooting assistance.
• Review technical documentation, manuals, and schematics to ensure accurate service procedures.
• Maintain detailed documentation through work order systems, ensuring issue resolution and service reporting.
• Participate in OEM testing and equipment upgrades as needed.
• Provide end-user product orientation and safe operating procedures at customer sites.
• Mentor or train junior or less-experienced technicians in-field when required.

Other projects and responsibilities may be added at the company’s discretion.

• High School Diploma or GED and five (5) or more years of relevant experience in machine assembly, light fabrication, or prior GSE experience.
• Proficiency in electrical diagnostics and repair, mechanical systems and component-level service, hydraulic diagnostics and repair.
• Proficiency with Microsoft Office tools.
• Ability to work independently with strong problem‑solving skills.
• Strong verbal and written communication skills.
• Must be able to obtain a passport if necessary.
• Must be able to work productively and cohesively in a diverse and multicultural environment.

Travel outside of ORD will be between 40-50% of the time.

We pay a per diem for nights spent away from home during travel and reimburse all travel expenses.

Pay Range: $73,200.00 – $. (The above range reflects the minimum and maximum target pay for the position across all U.S. locations.)

Oshkosh is committed to working with and offering reasonable accommodation to job applicants with disabilities. If you need assistance or an accommodation due to disability for any part of the employment process, please contact us at corporate tale

Oshkosh Corporation is a merit-based Equal Opportunity Employer. Job opportunities are open for application to all qualified individuals and selection decisions are made without regard to race, color, religion, sex, national origin, age, disability, veteran status, or other protected characteristic. To the extent that information is provided or collected regarding categories as provided by law it will in no way affect the decision regarding an employment application.

Oshkosh Corporation will not discharge or in any manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with Oshkosh Corporation's legal duty to furnish information.

Certain positions with Oshkosh Corporation require access to controlled goods and technologies subject to the International Traffic in Arms Regulations or the Export Administration Regulations. Applicants for these positions may need to be "U.S. Persons", as defined in these regulations. Generally, a "U.S. Person" is a U.S. citizen, lawful permanent resident, or an individual who has been admitted as a refugee or granted asylum.