Fernando Castillo Martinez
Manassas
Summary
Experienced Field Service and Commissioning Technician with 5+ years of experience at IEM, specializing in commissioning, troubleshooting, testing, and startup of low- and medium-voltage power distribution equipment in mission-critical environments, including data centers. Skilled in electrical diagnostics, control wiring verification, breaker testing, relay configuration, network troubleshooting, and commissioning documentation. Proven ability to interpret electrical prints, diagnose and resolve complex field issues, and coordinate effectively with vendors, engineers, contractors, and site teams to keep projects on schedule and ensure successful project execution.
Overview
5
5
years of professional experience
1
1
Certification
Work History
IEM Technician 3
IEM
Ashburn, VA
06.2021 - Current
- Perform pre-installation inspections and commissioning checks on low- and medium-voltage electrical equipment in mission-critical facilities, including data centers
- Execute Level 2 (L2) and Level 3 (L3) commissioning checks for switchgear, ATS, BACOP, PDC, and SP systems
- Commission, test, and troubleshoot low- and medium-voltage electrical distribution equipment during startup and energization
- Support testing, startup, and energization of switchboards, ATS systems, PDCs, and power distribution systems
- Troubleshoot control power faults, trip circuits, CT/PT issues, communication failures, and breaker-related faults
- Configure, validate, and troubleshoot meters, protective relays, and controllers including SEL relays, Basler controllers, PQM meters, and DTSC-200 systems
- Diagnose network communication issues using Moxa switches, IP configuration, and field device mapping
- Perform insulation resistance, continuity, ductor, and functional testing to verify equipment readiness
- Resolve field issues involving breaker controls, communication loss, metering faults, protection relays, and control systems
- Read and interpret one-lines, schematics, wiring diagrams, and electrical prints efficiently
- Complete daily reports, field documentation, commissioning reports, and closeout paperwork
- Coordinate with project managers, vendors, contractors, and customers to resolve technical field issues and maintain project schedules
- Support preventive maintenance, startup activities, and warranty troubleshooting
- Maintain strict safety compliance with Lockout/Tagout (LOTO), NFPA 70E, and site-specific safety requirements
Education
High School Diploma -
Osbourn High School
Manassas, VASkills
- Electrical commissioning and startup
- Low- and medium-voltage (LV/MV) switchgear testing
- Troubleshooting electrical and communication issues
- Relay and controller setup, configuration, and diagnostics
- Breaker testing, inspection, and troubleshooting
- Control wiring verification and validation
- Electrical print, schematic, and one-line diagram interpretation
- Preventive maintenance and equipment inspections
- CAT6 and fiber communication troubleshooting
- Procore documentation and field reporting
- Customer communication and technical support
- Observation closeout and field report documentation
Certification
- NFPA 70E
- OSHA 10
- LOTO
- 40cal training
Timeline
IEM Technician 3
IEM
06.2021 - Current
High School Diploma -
Osbourn High School