Maintenance Service Technician I

Location: (HPES) MCA - Mayo Clinic, Phoenix, AZ Job ID: R0132467 Date Posted: 2026-05-27 Company Name: HITACHI AMERICA, LTD. Profession (Job Category): Engineering & Science Job Schedule: Full time Remote: No Title: Maintenance Service Technician Company: Hitachi Particle Engineering and Services, Inc. Division: Particle Therapy Division (PTD) Location: Phoenix, AZ Status: 6 months Temp to Perm Shifts: 12-hour shifts (24-hour coverage) Company Information Hitachi Particle Engineering and Services, Inc. (HPES) is a leading commercial supplier of ion linear accelerator systems. We specialize in the development, production, installation and servicing of low-cost compact ion linear accelerators (linacs) using radiofrequency quadrupole (RFQ) linac and drift-tube linac (DTL) technology. HPES provides service and maintenance operations to Particle Therapy systems. Accsys Technologies, a division of HPES, designs and manufactures ion RF LINAC systems that are used in Particle Beam Therapy systems and R&D applications. Summary Hitachi Particle Engineering and Services, Inc. (HPES) provides service and maintenance operations to Particle Therapy systems. Accsys Technologies, a division of HPES, designs and manufactures ion RF LINAC systems which are used in Particle Beam Therapy systems and R&D applications. HPES is a Hitachi Group Company. Position Summary HPES is looking for an experienced Maintenance Technician 1 to provide service and maintenance to the Proton Beam Therapy System used for cancer treatment at Mayo Clinic in Phoenix, AZ. The technician will be responsible for preventative and corrective maintenance of the PBT system and will work as part of a small team of technicians to ensure compliance of technical and mechanical systems. Responsibilities Monitor and provide support to positively affect operational performance and patient experience. Respond to service support calls within a timely manner. Interface with customers to ensure maximum customer satisfaction. Work in compliance with all regulatory standards including but not limited to HIPPA, EH&S, FDA, OSHA, Radiation Safety, and internal policies. Work with team members to schedule PM work to minimize part costs and maximize effectiveness. Perform all preventative/Corrective maintenance tasks and corresponding paperwork (PM, CM and Work order) in a detailed and organized fashion. Inspect and test incoming/outgoing materials and participate in shipment preparations. Create and incorporate newly written procedures with engineering and management approval. Troubleshoot and problem solve complex PBT system issue to support system up‑time under the Managers, Engineers, and Maintenance Service Technician II direction. Create and maintain 6S practices (Safety, Sort, Store, Shine, Standardize, Sustain). Inventory control of necessary supplies and parts. Safely work in areas with high voltage and utilize proper LOTO (lock‑out, Tag‑out) safety practices. Self‑motivated and have strong sense of responsibility. Qualifications Ability to read and interpret engineering documents (Schematics, wiring diagrams etc.) Ability to utilize measurement instruments (Oscilloscopes, Multi-meters, Leak detectors, etc.) Safely lift up‑to 50 pounds repeatedly and work in elevated areas with safety harness. Proficiency in Microsoft Office applications (Microsoft Word, Excel, PowerPoint) Safely work in regions of mechanical, electrical, high voltage and radiation. Work compressed work week as part of a cross‑functional team. Flexibility to cover rotating shifts and availability to work overtime as needed. 1 year with Electrical/Mechanical experience required. Veterans are encouraged to apply. Education A.S. or B.S. degree or equivalent experience is preferred. High School Graduate or GED Required. Equal Opportunity Employer We are proud to be an equal opportunity employer and welcome all applicants for employment without attention to any factor that doesn’t impact your ability to do the job, including race, colour, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status. We are proud of Japanese heritage, with our values expressed through the Hitachi Spirit: Wa – Harmony, Trust, Respect. Makoto – Sincerity, Fairness, Honesty, Integrity. Kaitakusha-Seishin – Pioneering Spirit, Challenge. If you need a reasonable accommodation to apply for a job at Hitachi, please send the nature of request and contact information to View email address on click.appcast.io. Queries other than accommodation requests will not be responded to. #J-18808-Ljbffr