Keissy Medina
Solar Renewable Energy and Mechanical Construction Professional with progressive experience supporting utility-scale solar projects with 2600+ MW built, site construction operations, subcontractor coordination, and safety leadership. Experienced in leading teams, overseeing mechanical installation activities, and executing high-risk construction tasks while maintaining strict safety and quality standards. Strong communication and leadership skills, with a proven ability to support project schedules, coordinate field operations, and drive productivity. LOTO-trained and fluent in English and Spanish, with a strong commitment to workplace safety, operational efficiency, and quality workmanship.
Work History
Assistant Construction Manager
4 Years 9 MonthsMechanical Superintendent | Assistant Construction Manager
Utility-Scale Solar Construction — 1,600+ MW
Projects: Porter Solar, Arroyo Solar, Platteview Solar, Liberty Solar, Bell Solar, Long Point Solar, Goody Solar, Unbridled Solar, Leon Solar, Star Dairy Solar, Wing Solar, Hoke Solar, and Milano Solar, Apple Reno Solar.
Key Responsibilities & Expertise
- Led and supported large-scale mechanical solar construction operations across projects totaling more than 1,600 MW.
- Oversaw major solar remediation projects, coordinating corrective work to meet installation specifications, quality standards, and project schedules.
- Managed full-scope mechanical construction activities from initial site surveying and layout through pile, racking, and solar module installation.
- Coordinated field crews, construction activities, and installation progress to support productivity, safety, and quality objectives.
- Oversaw pile installation, racking assembly, alignment, and solar module installation.
- Supported quality control inspections, installation verification, and resolution of mechanical construction deficiencies.
- Promoted compliance with site safety requirements, construction specifications, and established quality standards.
Solar Tracker & Racking Systems
- Nextracker (NX Tracker)
- GameChange Solar
- ATI
- PVH
- Bess
Mechanical General Foreman
1 Year 11 MonthsUtility-Scale Solar Construction – 640 MW
(Titan/Aragorn Solar, Ellis Solar, and Radian Solar Projects)
● Dual-Laser Pile Layout and Alignment
● Solar Pile Installation and Positioning
● Pile Quality Control (QC) and Installation Verification
● Solar Racking System Installation
● Racking Quality Control and Alignment Verification
● Solar Module Installation
● Solar Module Remediation and Corrective Work
● Construction Quality Assurance and Compliance
● Safety Compliance and Installation Standards
Systems
•Next Tracker
•ATI
Mechanical Foreman
1 Year 7 MonthsUTILITY-SCALE SOLAR CONSTRUCTION — 515 MW
Projects: Oberon Solar, Long Draw Solar, and Sun Streams Solar
Racking Installation Foreman
● Supervised solar racking installation activities and material shakeout operations.
● Oversaw torque tube installation to ensure alignment, installation accuracy, and compliance with project specifications.
● Coordinated field crews and installation progress to support project schedules and quality standards.
Module Remediation Foreman
● Led solar module remediation activities to correct installation deficiencies.
● Coordinated corrective work and quality inspections to meet project specifications and QA/QC requirements.
● Supported safe, efficient field operations and timely completion of remediation work.
Electrical Foreman
● Supervised CAB system installation and cable management activities.
● Coordinated LA distribution and installation.
● Oversaw low-voltage (LV) wire installation.
● Managed DC feeder cable installation.
● Supervised DC structural and conduit installation.
● Supported compliance with electrical installation standards, site safety requirements, and project schedules.
● Coordinated driveline material distribution and installation.
● Supervised motor installation and related mechanical construction activities.
● Performed and coordinated quality assurance and quality control (QA/QC) inspections.
● Supported installation quality, safe work practices, and field productivity.
Solar Tracker & Racking Systems
● Nextracker (NX Tracker)
● ATI
Education
High School Diploma
Skills
Certification
•OSHA 30-Hour Construction Safety and Health
•CPR (Cardiopulmonary Resuscitation) Certification
•Lockout/Tagout (LOTO) Safety Training
•First Aid Certification
•Heavy Equipment Operator Training / Certification