Job Description

We are looking for the right people - people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world\'s largest providers of products and services to the global energy industry.

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Principal Motor Control Firmware Engineer

• Architect and lead benchmarking, modeling, design, prototyping, implementation, verification, and validation of motor controls for Haliburton Drilling & Wireline downhole/Surface tools Actively collaborate with motor designers, firmware, hardware, and system engineering teams during the product life cycle
• Creating motor control algorithms on Simulink, generate autocode, interface with firmware, deploying it on embedded platforms, verifying the design on Hardware-in-the-loop simulator, dynamometer and the assembled tool
• Apply motor controls, as required, including- scalar control, vector (field-oriented) control, direct torque control, six-step or trapezoidal commutation, Clarke/Park transforms, flux-weakening, Maximum-Torque-Per-Amp, Maximum-Torque-Per-Volt, pulse width modulation schemes (sinusoidal, third harmonic injection, space vector, continuous, discontinuous), sensorless position and speed observers or utilizing position/speed sensors
• Strong proficiency in classic and modern control theory: stability, controllability, observability, Bode plots, Nyquist diagrams, closed-loop transfer function, feed-forward, Laplace transform, z-transform, linear quadratic regulator, filter design, Kalman filters continuous and discrete time domains, PID regulators, adaptive control
• Model motor loads and optimize motor control based on the load dynamics
• Expertise with embedded microcontrollers or digital signal processors (architecture, peripherals, functioning, performance constraints)
• Expertise with high-quality embedded C/C++ code for embedded microcontrollers and integrating auto generated code with infrastructure code
• Experience with real-time simulation, model-based design, hardware-in-loop, and code generation using Simulink
• Experience with speed/positions sensors: Hall, encoders (incremental and absolute), resolvers
• Familiarity with analog signal conditioning electronics (amplifiers and filters) and current sensors
• Familiarity with related power electronics (three-phase inverters, MOSFETs, gate drivers) and required protections (Over/under voltage/current etc)
• Familiarity with induction, brushless DC, and permanent magnet synchronous motors (design topologies, geometry, materials, equivalent schemes, and modeling)
• Excellent problem-solving skills with a solid analytical and practical (hands-on) approach
• Present in design reviews of internal developments and review third party designs
• Document firmware designs, specifications, test plans, revisions and produce test reports
• Present technical status, risk plans and reports to management
• Provide technical guidance and leadership to other personnel in the team in developing new approaches to solve problems
• Prepared to work on several projects at a given time or highly complicated projects that require a creative team work Work with cross-functional teams during product life-cycle
• Excellent organization, interpersonal, leadership, analytical and problem solving skills
• Using laboratory equipment such as Hardware-in-the-loop simulator, dynamometers, oscilloscopes, power and logic analyzers, power supplies, load boxes, data acquisition systems
• Work with electrical systems, firmware and mechanical engineers to develop solutions as required for the product
• Support functional and qualification testing of the designed boards and sub-assemblies Support functional testing for motor controllers on Hardware-in-the-loop simulator, dynamometers and on assembled tool

A bachelor\'s degree in electrical engineering, electronics engineering or similar discipline and a minimum of six years related experience are required for the position A master\'s degree or PhD in electrical engineering with emphasis on motor control and license/charter as a Professional Engineer are preferred

Some travel may be required. Higher positions may be considered for more qualified candidates

Location: Pune, India

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Halliburton