Nelson Escobar Email & Phone Number

Murrieta, Ca, Us

Murrieta, Ca, Us

Charlotte, North Carolina, Us

Responsible for full development lifecycle: design, implementation, integration, and verification.Developed C firmware for ARM Cortex M3 based MCU and PIC MCU for use in a production system.Wrote software to interact with devices using I2C, SPI, UART (i.e. high-precision RTC, ADC, PWM, Flash).Developed System Verilog programmable logic for Spartan 7 FPGA on host interface board implementing reduced gigabit media-independent interface (RGMII) and utilizing Vivado RAM block IP.Developed and maintained Jenkins automated build system.Performed bring-up, failure analysis, general debug on both firmware and hardware related issues (i.e. signal integrity, timing, rise-time issues) using oscilloscope, and logic analyzer.Performed static analysis, code coverage, and unit testing using the LDRA Tool Suite.Created test plans for both black and white box testing.Participated in certification audits.

San Diego, Ca, Us

• Provided general consultation regarding creation of DO-178 Artifact - Software Description Document (SDD).• Created UML models (Class/Sequence Diagrams) for SDD.• Generated Software Test Description (STD) document in accordance with DO-178C (Level B) Standard.• Generated functional requirements.• Created requirements-based test cases and procedures.• Participated in peer-reviews for software requirements, and test specification documents.

Poway, Ca, Us

• Generated DO-178 certification evidence in the form of a test specification document.• Created requirements-based test cases and procedures.• Reviewed software requirements, design, code, tests, and results.• Performed code coverage instrumentation and coverage analysis.• Generated software use cases and functional requirements from existing code.• Scoped hardware needs to fully execute test specification.

San Jose, Ca, Us

• Identified cause of hard drive failures by applying Root Cause Analysis techniques, using Digital Oscilloscope, X-RAY, Bus Analyzer, and collaborating with supporting engineering teams.• Analyzed environmental (shock/vibe and extreme temperature), firmware and basic component related deficiencies.• Provided support for the software tools development team to patch and improve MATLAB based-scripts/data gathering applications.• Created test cases using an in-house batch script language. • Maintained Java based backend application tool.• Maintained and provided troubleshooting for Ubuntu based data gathering systems.• Added new drive programs via MySQL workbench editor and determined what tests were appropriate in collaboration with FW engineers.