EDGAR BARRAGAN

• Directed electrical and instrumentation manufacturing, installation, maintenance, and refurbishment of hydraulic fracturing equipment, including both legacy fleet upgrades and new builds.
• Managed high- and low-voltage power systems (13.6 kV, 780 V, 480 V), including power distribution, switchgear, and compliance with NEC, NFPA, and OSHA standards.
• Controlled programming, PLC configuration, system integration, rewiring, and preventive maintenance to ensure equipment reliability and operational continuity.
• Executed implementation and commissioning of software controls for PLCs and VFDs, enhancing system functionality.
• Oversaw the installation of transformers, gensets, heaters and motors systems.
• Provided advanced troubleshooting for electrical faults, instrumentation systems, and control networks, minimizing downtime and improving system performance.
• Led and developed electrical technicians and E-Tech leads, enforcing LOTO procedures and safety compliance.
• Reviewed and updated electrical schematics, wiring diagrams, and as-built documentation for technical accuracy.
• Directed QC/QA inspections, commissioning, and test line validation, ensuring compliance with operational and customer specifications.
• Supervised daily operations and workflow of technical support team.
• Implemented process improvements, streamlining workflows and enhancing team efficiency.
• Coordinated with other department supervisors to ensure smooth workflow and project alignment.
• Worked closely with engineers and project managers to meet customer deadlines.

• Represented 405 Automation at the S&S manufacturing facility.
• Led up to 12 third-party electrical assembly technicians supporting ProPetro E-Fleet builds (frac pumps, blenders, switchgear).
• Recommended and implemented assembly methods that improved efficiency for E-Fleet electrical systems.
• Supervised and executed high- and low-voltage wiring for panels and instrumentation.
• Prepared and terminated high-voltage cabling (stripping, crimping, terminating).
• Maintained and repaired electronic systems and components, ensuring functionality for high-tech automation projects.
• Diagnosed faults in equipment using specialized testing tools and techniques.
• Partnered with engineers to design and deliver tailored solutions that met client specifications.
• Supported Test Line troubleshooting to ensure customer-ready equipment.
• Worked both independently and with crews to interpret electrical malfunctions and make repairs quickly to minimize downtime for customers.
• Reviewed service manuals and schematics while troubleshooting to determine root cause of malfunctioning units.
• Tested completed products to ensure compliance with safety regulations and industry standards.
• Programmed microprocessors to provide desired system functions according to customer requirements.

Demonstrated advanced expertise in electronic systems and industrial automation.

• Diagnosed and repaired equipment on-site to maintain optimal operational performance.
• Reflashed and reconfigured CRIO and 3XL control systems to improve reliability.
• Assembled and tested electronic circuits utilizing specialized tools and equipment.

Provided technical support for test line operations, enhancing efficiency and reliability.

• Applied knowledge of dual-fuel systems EKU and wireless communications for ProFrac operations.
• Supported e-fleet operations for U.S. Wells and turbine fleets, contributing to project success.

• Executed repairs on electronic instrumentation and automation equipment, enhancing reliability of electrical systems and software.
• Diagnosed and resolved electrical failures while monitoring electrical panels for optimal performance.
• Maintained data van equipment and software functionality, ensuring seamless operations through effective troubleshooting.
• Researched technical manuals and electrical schematics to identify and repair equipment issues.
• Trained maintenance and operations personnel on electrical systems software and hardware, enabling quicker resolution of technical issues.
• Acquired proficiency in fracturing techniques during oil field operations.
• Drove light-duty trucks while following scheduled maintenance protocols.
• Followed health, safety, and environment (HSE) policies during all operational activities.