MARCOS HERNANDEZ ZAMORA
Huffman,Texas
Summary
Knowledgeable Electrical Designer with 5+ years of progressive experience in Solar PV and Energy Storage design, project management, and cross-functional coordination of residential and large-scale renewable energy projects. Expert in AutoCAD, PVsyst, Aurora, and MS Excel, with extensive knowledge of NEC and interconnection codes. Proven track record optimizing PV layouts, conducting energy modeling, and delivering technical due diligence. Fluent in Spanish, enhancing client communication.
Overview
11
11
years of professional experience
1
1
Certification
Work History
Senior Solar & Storage Design Engineer
Sunnova Energy
11.2023 - 03.2025
- Led multidisciplinary engineering tasks for large-scale solar and storage projects, coordinating efforts with Development Managers, Procurement, and EPC teams.
- Analyzed site drawings, electrical load profiles, and cost data to inform system sizing and layout decisions.
- Reviewed and validated PV array layouts and single-line diagrams while performing detailed energy modeling in PVsyst and Aurora.
- Prepared technical procurement documents and scope of work packages to ensure alignment with specifications and timelines.
- Assisted financial teams with Technical Due Diligence, including interconnection studies and utility application support.
- Assessed site visits to verify installation conditions and ensure compliance with NEC, AHJ, and safety standards.
- Optimized designs to maximize PV production while enhancing overall performance.
PV Design Engineer
LGCY Power
04.2023 - 11.2023
- Collaborated with sales and engineering teams to create cost-effective PV designs meeting grid interconnection standards.
- Executed precise system sizing calculations and prepared the project for financing.
- Managed as-built requests for design modifications, ensuring timely drawing revisions and preventing schedule delays.
- Utilized AutoCAD, Aurora, and PVsyst to enhance drawing accuracy and minimize RFI cycles.
Electrical & PV Design Engineer
Sunpro Solar / ADT Solar
01.2020 - 04.2023
- Provided technical support and training to installation teams and sales representatives on system installation and commissioning of solar PV and Li-ion technology storage systems.
- Managed multiple projects simultaneously while adhering to strict deadlines and maintaining a high level of attention to detail.
- Created and maintained as-built drawings, one-line diagrams, and project documentation to support procurement and EPC coordination.
- Addressed design challenges and evaluated alternative design models to meet project requirements.
- Led cross-functional design reviews, integrating feedback to optimize system layouts and technical specifications.
- Collaborated with cross-functional teams to ensure seamless integration of engineering designs into final products.
Electrician & PV Installer
Sunpro Solar / ADT Solar
03.2016 - 01.2020
- Installed residential and light commercial PV systems with Enphase and Tesla storage, resolving technical issues and ensuring high-quality execution.
- Troubleshot and commissioned battery storage systems, maintaining 99% first-time commissioning success rate.
- Delivered exceptional customer service, conducting hand-offs and system demonstrations in English and Spanish.
- Installed, maintained, repaired, and tested equipment for electricity generation and utilization.
- Planned layout and installation of electrical wiring, equipment, and fixtures based on specifications and applicable code.
- Inspected worksites and installations to verify compliance with state safety codes.
API Machinist Lead & QC Inspector
T S Upsetting & Threading Services / Splendora Pipe Services
06.2014 - 03.2016
- Operated CNC and manual machining equipment to fabricate oil tubing parts, following API and OSHA standards.
- Trained and supervised junior machinists and Quality Control inspectors, formalizing inspection procedures and achieving zero customer rejects.
Skills
- AutoCAD *Inventor
- PVsyst *Aurora
- 2D and 3D modeling MS Excel
- PV performance modeling NEC
- AHJ permitting Utility interconnection processes
- Cross-functional coordination Creative thinking
- Process engineering, Quality control
- Fluent in Spanish
Websites
Certification
- Tesla Certified Installer
- Enphase Certified Installer
- Franklin WH Certified Installer
- 4-Year Apprentice Electrician
- NABCEP PV Associate (In Progress)
- PMP Candidate (Expected Q3 2025)
Languages
Spanish
Native or Bilingual
Timeline
Senior Solar & Storage Design Engineer
Sunnova Energy
11.2023 - 03.2025
PV Design Engineer
LGCY Power
04.2023 - 11.2023
Electrical & PV Design Engineer
Sunpro Solar / ADT Solar
01.2020 - 04.2023
Electrician & PV Installer
Sunpro Solar / ADT Solar
03.2016 - 01.2020
API Machinist Lead & QC Inspector
T S Upsetting & Threading Services / Splendora Pipe Services
06.2014 - 03.2016
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