R&D Electrical Engineer

Job Duties and Qualifications

Under general supervision applies functional specifications and uses engineering tools to design hardware, electronic circuits, control systems or algorithms for product changes and new development. Uses software tools or applications to perform routine analysis to predict performance of electronic circuits or control systems and identifies design improvements by evaluating results. Contributes in reliability analysis such as risk assessments and Failure Mode Effects Analysis by compiling and examining data. Identifies the testing requirement at a system level with the emphasis on complying with test standards and Halliburton's Health, Safety, and Environment procedures. Contributes to Halliburton's Intellectual Property portfolio by preparing Invention Disclosures and recognizing ideas that have Intellectual Property potential without disclosing confidential information. Coordinates with project leads to produce project deliverables by assessing input requirements and applying functional specifications. Develops relationships through excellent communication skills and acts as a key resource to provide innovative solutions. May participate in professional societies in area of specialization. Skills acquired through the completion of an undergraduate degree in Electrical Engineering or similar discipline and 2 years of related experience. Completion of a masters degree in Electrical Engineering or similar discipline is preferred.

Principal Digital Electronics Engineer

- Architect & lead design, development, implementation, verification, validation & reliability growth of embedded digital electronics based systems & components as applied on downhole & surface equipment/tools as part of drilling, wireline, perforating technologies 
- Design and analysis of data acquisition systems including A/D, D/A, high speed Microcontrollers, Digital Signal Processors (DSP), FPGA, I/O communications (SPORT, CAN, SPI, I2C, RS485, RS232, Ethernet, etc.), volatile and non-volatile memory. 
- Integrate motor controller chips, analog products and firmware to deliver overall motor controller functionality.
- Develop schematic for digital and mixed signal circuits and board design, including: microcontrollers, processors, memory interfaces, digital interface buses, point of load power distribution. Perform digital system simulation, analysis, and design of high-speed digital circuits. Perform system verification and validation including use of laboratory test equipment and proper probing techniques for circuit development and verification. Perform board level rework to support development and testing. Work with PCB designers to develop PCB layout for high-frequency switching circuits minimizing EMI issues.
- Understanding of various motor control methods (Field Oriented/scalar) and its impact to the hardware design.
- Utilize commonly used circuit simulators (LTSPICE, PSPICE, etc.)
- Utilize  math tools (Matlab, MathCAD, etc.)
- Work with electrical systems, firmware and mechanical engineers to develop solutions as required for the product.
- Present in design reviews of internal developments and review third party designs
- Develop component qualification plans and lead execution of plans.
- Lead 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.
- Document designs, specifications, test plans, revisions and produce test reports
- Lead  troubleshooting of boards
- 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.
- Subject matter expert for Halliburton

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/electronics engineering with emphasis on digital electronics and license/charter as a Professional Engineer are preferred.

Power Electronics Engineer

• Design, simulation, development, implementation, verification and validation of power electronics based systems & components used in downhole logging applications where the systems must withstand harsh environments and exhibit high reliability 
• Development of common AC/DC and DC/DC converter topologies & DC/AC 3-phase inverters to drive BLDC motors 
•Knowledge of complete power electronics converter systems including active/passive component selection, input/output filter design, compensation circuit design, gate driver circuits, etc. for power rating of up to 10s of KW and under 5KV 
• Experience in design and specification of power electronic magnetics and BLDC motors 
• Understanding of various motor control methods such as Field Oriented/Trapezoidal schemes and its impact on the hardware design 
• Keen understanding of wide-bandgap power semiconductor devices, in particular their high-temperature characteristics and thermal management 
• PCB design and layout, in particular for high power switching  
• Troubleshooting of power electronics and proficiency in using lab equipment 
• Working knowledge in commonly used circuit simulators (LTSPICE, PSPICE, etc.) and math tools (Matlab, MathCAD, etc.) 
• Functional and qualification testing of the designed boards and sub-assemblies. May involve Hardware-in-the-loop testing of actual systems with dynamometers, etc. 
• Working on several tasks in parallel on highly complicated projects in large team settings.  
• Excellent organization, interpersonal, leadership, analytical and problem solving skills. 

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