Rotordynamics and Control Engineer - Active Magnetic Bearings

Rotordynamics and Control Engineer - Active Magnetic Bearings Cypress, United States | Posted on 06/01/2026 Compensation Salary is commensurate with level of experience. City Cypress State/Province California Country United States Job Description Position Overview Sapphire is looking for a rotordynamics and controls engineer to join the Magnetic Bearing Technology group with primary responsibilities including rotor dynamics analysis/testing, controller tuning, data acquisition system setup and troubleshooting, prototype machine testing, software development/testing, and field support. Requirements Key Responsibilities To perform this job successfully, an individual must be able to perform the following satisfactorily; other duties may be assigned. Perform rotordynamic modelling in tools such as XLROTOR and Matlab suite of rotordynamics and controls analysis tools. Use Matlab to analyze stability and performance of magnetic bearing control system loops, and to design compensators that ensure robust performance. Conduct final tuning on control algorithms based on transfer function measurement, sensor signal time history, and power spectrum in the shop and in the field. Participate in design of new magnetic bearing systems for new applications/machines. Develop or modify Labview-based magnetic bearing graphic user interface (GUI). Develop and conduct training sessions with field service engineers, test engineers, and technicians. Interface with internal and external customers, as required, for field service, applications, and product support. Qualifications The requirements listed below are representative of the knowledge, skill and ability required. Masters or PhD in ME or EE required. Minimum of 3 years related experience in dynamics and/or controls required. Knowledge of dynamics or controls analysis, especially for rotating machinery (rotordynamics) required. Understanding of control algorithm design for closed-loop control systems a plus. Knowledge of data acquisition systems and instrumentation a plus. Familiarity with magnetic bearing controller hardware components a plus. Understanding of magnetic bearing principles and applications a plus. Experience with machine-level magnetic bearing system testing and troubleshooting a plus. Intangibles Sought Ability to multi-task Willingness to listen to and learn from others Supervisory Responsibilities None. Position will interface with field service engineers, test engineers, and technicians during production training/troubleshooting activities. Strong teamwork/leadership skills required. Physical Demands Work split between office, on-site test lab, and field support activities. Must be willing to travel up to 10% of the time. Ability to lift up to 50 lbs preferred. We offer a competitive benefits package designed to support the health, well-being, and financial security of our employees. Eligible team members receive paid vacation, paid sick time, comprehensive health benefits, and participation in a 401(k) retirement plan with company match. This role is based in a fast‑paced manufacturing environment where teamwork, reliability, safety, and attention to detail are essential to success. The above job description is not intended to be an all‑inclusive list of duties and standards of the position. Incumbents will follow any other instructions, and perform any other related duties, as assigned by their supervisor. Management reserves the right to change, rescind, add or delete the duties and responsibilities of positions within this job classification at any time. Sapphire Technologies is an equal opportunity employer and prohibits discrimination based on race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, or veteran status. This policy applies to recruiting, hiring, transfers, promotions, terminations, compensation and benefits and also states that retaliation against any employee who files a complaint regarding possible violations of this policy will not be tolerated. #J-18808-Ljbffr