Aldo Della Sera

Electrical/Firmware Engineer

ad4wra@r.postjobfree.com

**** ******* *** **. **, St Petersburg FL 33705

cell: 813-***-****

Accomplishments

• Led three different organizations while in M&A, toward shifting their focus to Solar Energy

• Founded LED Technology Signs, s.a. producing full color, full motion outdoor LED Screens

• United States Patent: Interface for Renewable Energy System US 2014/0265585 A1 Pub. Date: Sept 18, 2014

Dead Band Direct Current Converter US/07.11.16/USP201662418540

Cable Integrated Solar Inverter Publication Number 201********

And one patent pending in solar inverters technologies

I am involved in all disciplines of product development: innovation, conception, planning, competitiveness, engineering design, software/firmware development, testing, certifications (UL, FCC, NEC), strategic market entry, budgets and customer satisfaction.

Management and Experience

Firmware Electrical Principal Engineer: Manage engineering teams and projects in the following disciplines: software, middleware and firmware (from signal acquisition, machine communication to embedded web servers and apps at client level), electronic hardware (Power Electronics, Switching Technologies, small signal), Mechanical (Solidworks: extruded parts and assembly, enclosures, heat mitigation, Flow Simulation, Stress Analysis derived from Flow SIM and ergonomics), schematic capture, PCB Layout, DRC, technicians, technical writers and test engineering. Gantt, Excel, Power Point

Manage product launch and manufacturing in overseas mass production factories for electronic equipment. Project Planning and Delivering scheduled projects on time and under budget.

Technologies Expertise

Renewables: Solar Power Technologies, circuit design for Converters, Grid Interactive Inverters, Solar Panels and Farms, Micro Grids, Switching Power, Firmware development (IDE MPLAB X, IAR EWARM, C Compilers, Libraries, API, AES, 3DES, BSP), Micro-controllers (ST ARMs, PICs), Noise Mitigation in Electronic, Digital Signal Processing, Algorithms in firmware like PID, MPPT, Digital Filters, Communication Protocols.

LED Signage: Full Color Outdoor LED Displays, Different Resolutions, Video Algorithms, LED Lighting, Analog Circuit Designs, Digital Circuits design, LED Display Imaging, LED Billboards, Expandable LED displays, NEMA and IP65 - IP67

Connectivity: Designed High Speed Digital Communications, Cellular Connectivity, Embedded TCP/IP and Ethernet, Power Line Communications, RS-485 and CAN, SPI, Protocols and HW Encryption Security

Certifications: UL (UL1741, UL1998, IEEE1547), FCC, IEC

Testing: Developed and planned Design Requirement Specifications, Design Verification Procedures and System Requirement Specifications. Designed Bed-of-Nails for mass production board level testing.

Education: Bachelor of Science Electrical Engineering Sept. 1987, Florida Institute of Technology, Melbourne, Florida

Job History

Firmware Engineering Contract Milwaukee Tools June 2022 – Jan 2024

• Firmware development bare metal under distributed control: Azure ADO, Sprints, Source Tree, Fork, Jama and some Git

• Lithium Battery Tools firmware, structures, interrupts, testing development

Principal Engineer and Founder, LED Technology Signs, Panama Oct 2008 – May 2022

• Technology deployments for outdoor LED Displays like STM32, media exchange, embedded USB, Bluetooth

• Nanosecond color image delivery, Video Delivery, enclosure design, epoxy potting, C#

• Logistics and supply chain from USA, Panama and China, new product development and large equipment integration like mobile billboards.

• Billboard design firmware and connectivity to satisfy and deliver media for up to 20 customers.

• Media delivery using Cell connectivity TCP/IP using Digicell cellular modules, DRM

Principal Firmware Software Engineer, Southwire, Clearwater FL Jan 2009 – Jan 2018

• 2018 Worked and invented a new solar inverter on a cable. Cost reduction compared with Micro Inverter. Worked with multiple teams located in Silicon Valley and London. Designed digital hardware, implemented various algorithms in firmware like PID, MPPT, Digital Filters, communication, all using ARM Cortex M4 from ST Semi.

• 2009 -2010 Developed multi computing system to control IPMS (Intelligent Power Management System) for the US Army. This was a power distribution system with load managing capabilities, portable and 3 phase.

• 2010 – 2014 Led a team to Redesigned various RV power electronic products like the Automatic Transfer Switch, and the SurgeGuard series RV Protection Equipment. Designed hardware and firmware for this Products. Traveled to mass production factory in Honduras to help setup production line for these new designs. Envision and design manufacturing testing system to qualify products coming out of assembly line.

• 2012 – 2017 Brought solar power energy technology to Southwire. Envisioned and designed a breakthrough Solar Micro Inverter system. This included Inverter System, parallel Microinverters, Power Line Communications, Data Analytics Platform or Aggregator, Internet Connectivity, Server of a Website IoT System, Geo Mapping of rooftop solar panels, Certifications like UL1741, UL1998, FCC. All using PIC24, dsPIC and STM32 microcontrollers. Wrote firmware for all these platforms.

R/D Engineer, Medical Education Technologies, Sarasota FL Feb 2008 – Feb 2009

• Develop the new platform for the patient simulators using distributed computing instead of single board computer the currently design.

• Developed the architecture, design and layout of the PCBs and wrote firmware.

• All ARM computers were interconnected with embedded dual Ethernet Switches

• The system simulated patient’s conditions like: cardio-vascular problems, heart rate, chest exertions, pupil reaction, drug administration, air respiration/exhale of four different gases, needle decompression, gastro intestinal sounds

Test Engineer (Contract), GE Healthcare, Tampa FL Jan 2007 – Dec 2007

• Did test engineering for advanced medical equipments.

• Developed Design Verification Procedures, Design Requirement Specifications and System Design Specs to meet FDA requirements for GE Vital Sign Monitors, which included EKG, Non Invasive, Invasive blood pressure, SPO2 and Turbo Temperature measurements

Lead Software Engineer (Contract), Sonitrol, Orlando FL Jan 2006 – Jan 2007

• Lead a team of software and firmware engineers toward development of a state of the art Security System

• All sensors were connected using embedded IP. What we call today IoT.

• IP connectivity to monitoring station, Neural Network sensor analysis

Software Engineer Manager, CME, St. Petersburg FL Feb 2002 – Dec 2005

• Led software/firmware team in the successful delivery of a Power System for the US Army

• This system included mechanisms to distribute AC Power to deployed troops with priority technology.

• Distributed multi-processor system with communication protocol interconnectivity.

Project Engineer, Beckwith Electric, Largo FL July 1995 – Oct 2001

• Power system firmware and digital circuits development and board layout

• Developed Communication Protocols like DNP, Transformer Tap Changer Controller

• Lead an engineering team in the upgrade and development of the M2001 Series Transformer Tap Changer Controller

Electrical Engineer, Technical Systems Associate, Orlando FL Feb 1993 – July 1995

• Development of circuits, firmware for an Antenna Control System, including motor controls, Resolvers, optical feedback

• Part of a team that developed a Radiation Pattern Recorder to analyze Antenna lobes and patterns.

Test Engineer, United Technologies Carrier, Jacksonville FL Jan 1992 – Dec 1992

• Responsibly for development of test fixtures, mechanical Bed of Nails, Hardware Interfaces, and communication

with UUTs for mass production purposes.

• RS-485 interface with electronic thermostats to decide Pass/Fail criteria and configuration programming.

Electrical Engineer, Eltec Instruments, Daytona Beach FL Oct 1987 – Dec 1991

• Installed automated pick and place in factory floor to assembly hybrid circuits.

• Brought digital embedded systems to this company for the first time for analysis of Infrared (IR) sensors.

• Developed IR sensor systems to detect vectors for cars and humans.

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