Sr. Field Service Technician - GSE WA​/

Job Summary

The Senior Field Service Technician is responsible for traveling to customer locations across the Western region of the continental United States – mostly in Oregon and Washington State. The senior level GSE Technician will perform diagnostics, repairs, upgrades, and maintenance on a wide variety of ground support equipment (GSE). This includes servicing diesel and electric‑powered vehicles, hydraulic systems, and electrical control systems.

The position requires strong technical knowledge in electrical, mechanical, and hydraulic systems for onsite equipment diagnostics and programming. Technicians work independently in the field, often dispatched weekly, and must provide technical support and hands‑on service in a professional, efficient manner.

This is an hourly role and you are eligible for overtime. Overtime is paid. All regular travel expenses and a per diem for nights spent away from home are provided.

• Travel to customer sites (≈80% travel) to provide hands‑on service for the following types of equipment:
  Aircraft tow tractors, Container loaders, Aircraft deicers, Baggage and cargo transport vehicles, Other airport GSE with ICE or EV platforms.
• Diagnose, repair, and perform routine maintenance on hydraulic systems (pumps, motors, actuators, valves), electrical systems (wiring, fuses, relays, sensors, control modules), 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; ensure 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 previous relevant contracting experience with Oshkosh Corporation; or an equivalent combination of education and experience that demonstrates the ability to perform the essential functions of the role.
• Ability to travel up to 50%.
• Proficient 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.

$73,200.00 – $ (minimum and maximum target pay for the position across all U.S. locations). Individual pay is determined by factors such as scope of responsibilities, experience, education and skills, and equity among team members in similar positions.

Oshkosh is committed to working with and offering reasonable accommodation to job applicants with disabilities. If you need assistance or an accommodation due to a 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 required 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. Employees who have access to compensation information may disclose it only under specific circumstances.

Certain positions with Oshkosh Corporation require access to controlled goods and technologies subject to international regulations. Applicants for these positions may need to be "U.S. Persons," as defined in these regulations. A "U.S. Person" is a U.S. citizen, lawful permanent resident, or an individual admitted as a refugee or granted asylum.