CW will work 5 Days onsite at Carson, CA from day 1.

Required experience level min 10-15 years.

Essential Duties and Responsibilities

• Analyze customer requirements and validate them by analysis/modeling/prototyping or based on previous product performance.
• Create and maintain hardware requirements specification and hardware interface control documents.
• Perform SPICE analysis of circuits using Altium/OrCAD PSPICE tools.
• Perform analysis and MATLAB/Simulink modeling to generate control algorithms.
• Analyze and design magnetics for EMI filter, boost/buck inductors and other input/output filters.
• Perform component selection & obsolescence management.
• Perform circuit design and schematic capture using Altium/OrCAD tools.
• Create hardware design document that covers design analysis, notes, and specific guidelines followed.
• Provide inputs to PCB layout design.
• Perform worst case load analysis (DC Load Analysis) on the circuit designs.
• Perform component derating and thermal analysis.
• Performance design performance margin analysis.
• Perform PCB board bring-up per the circuit design.
• Create PCB board level functional test procedures per circuit functional blocks.
• Create design verification test procedure (DVTP) document.
• Perform electronics hardware testing to ensure that requirements are met and generate test reports (DVTR).
• Independently find or create solutions to problems requiring research, resourcefulness, and creativity.
• Understand, follow, and promote ZWWS policies and procedures.
• Review and process engineering changes in the development of water and waste systems and equipment.
• Review, process and recommend engineering changes in the development of W&W equipment.
• Utilize sound technical problem solving to own or support ongoing and new products.
• Follow sound engineering principles to ensure designs meet airworthiness standards, customer requirements, and ZWWS internal standards.
• Perform research and/or testing for new development.
• Present technical findings and trade studies.
• Assess and create standard work and lead or support improvement projects (group or company level).
• Independently own or lead a team for small/medium size projects.
• Able to review, check and approve work done by peers and lower-level engineers.
• Provide guidance and training to lower-level engineers.
• Understand how various groups (engineering, industrialization, operations) work together and navigate through the company.
• Able to interface with existing suppliers and OEM customers.
• May interface with new suppliers and OEM customers.
• Approve, review, and process any engineering changes and data produced in functional group.
• Utilize sound technical problem solving to lead ongoing and new projects.
• Perform research and/or testing for new development.
• Present technical findings and trade studies.
• Follow sound engineering principles to ensure designs meet airworthiness standards, customer requirements, and ZWWS internal standards.
• Provide mentoring, guidance, and training to lower-level engineers.
• Assess and create standard work and lead or support improvement projects (group or company level).
• Interface with various groups (internal and external) to support new business and bring projects to completion.

Summary:
The Principal Electronics Engineer will be responsible for the research, analysis, design, development, testing, debugging, and modification of electronics equipment such as VFMDs (Variable Frequency Motor Drives) for vacuum generators and air compressors (ACIM/BLDC), AC/DC Power Converters (3-F), 28V DC Valve Controllers, and W&W System Controllers for the commercial aerospace industry. The Principal Electronics Engineer will take ownership and/or support technical engineering teams and projects related to W&W System Components. Using sound engineering principles, this engineer will interface with cross-functional groups (internal and external) to ensure robust, airworthy designs are attained which meet budget, schedule, and internal requirements and goals. This leadership position will be responsible for participating in and leading improvement activities at a group and/or company level.

Must Have Skills:

• Schematics Capture and Layout Tools (e.g., Cadence, Altium, Mentor Graphics).
• High-Complexity Electronics Design (PCBs, Embedded Systems, Power Electronics).
• Circuit Design & Analysis (SI, Simulation, Power Integrity, Timing, Thermal) – Attention to Details PSIM/MATLAB/Simulink, PSPICE.
• Analyze product efficiency, transient and dynamic operating and load conditions, Electromagnetic design analysis.
• High-Reliability Design (Redundancy, Fault Tolerance, MTBF, HALT, FMEA).
• DC-DC converter, Active Rectifiers, Gate Drives, Voltage/Current Sensor Circuit designs, EMI filter designs.
• Troubleshooting and Root Cause Analysis.
• Hardware Verification and Validation of requirements.
• Hardware Testing - Bring-up, Functional, Environmental and EMI.
• Understanding of communication protocols CAN, ARINC, SPI, RS-232 etc.
• Self-Motivation and Continuous Learning.
• Aerospace Standards RTCA/DO-254.
• Aerospace Testing Standards RTCA/DO-160.

Please submit profiles with answers to the following questions:

• Could you elaborate on your experience with designing and developing complex circuits involving FPGAs, processors, and protocols like CAN, SPI, RS-232, and ARINC?
• Do you have experience with electrical circuit simulation tools such as PSPICE or MATLAB/Simulink for analog or digital control system design?
• Have you worked on designing EMI filters and DC-DC converters, including incorporating active rectifiers, gate drives, and voltage/current sensors?
• Have you contributed to designing products that meet military standards, particularly those requiring robust circuit card designs?
• Which tools have you used for schematic capture and PCB layout, and what is the highest number of layers in the boards you've designed?
• What level of experience do you have with bring-up testing and EMI/EMC qualification testing for complex electronic products?
• Have you applied aerospace standards like RTCA/DO-160 or RTCA/DO-254 in your work? If so, could you explain how you ensured compliance?

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