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Rotordynamics and Control Engineer - Active Magnetic Bearings

Sapphire Technologies

  • Cypress, California
  • 2 days ago
  • $114,674–$155,148 Per Year

Highlights

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. Our hands-on engineering team takes products from concept to field deployment, with work spanning rotating machinery, power electronics, controls, and systems integration.

Numbers & Facts

LocationCypress, California
Salary$114,674–$155,148 Per Year

Description

About Us:

Sapphire Technologies delivers power and cooling to energy infrastructure. Our FreeSpin® In-line Turboexpander recovers the energy wasted when high-pressure gas is stepped down, converting it into clean electricity and low-temperature cooling. To better serve our customers in the data center industry, we are now expanding our high-speed turbomachinery offerings into oil-free compressors for chilling applications.

Our hands-on engineering team takes products from concept to field deployment, with work spanning rotating machinery, power electronics, controls, and systems integration.

We are a mission-driven organization with one common goal: building a more sustainable world. Our employees are our biggest asset, and we are looking for change agents to join us on our journey.

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.
Key Responsibilities:
  • 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.

Base Pay Range:

The information below is a general guideline. Actual compensation depends on the candidate’s experience and qualifications, as well as market and business factors.

Salaryrange: $114,674 - $155,148

Requirements

Required Qualifications:
  • Masters in Mechanical Engineering, Electrical Engineering, similar discipline or equivalent experience required.
  • 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.
Preferred Qualifications:
  • PhD in Mechanical Engineering, Electrical Engineering or similar discipline
Physical Demands:Work is 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.

Benefits

Benefits:

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. 

Additional Information:

The above job description is not intended to be an all-inclusive list of duties and standards of the position. Incumbents will follow other instructions and perform 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. 

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