> whoami — field_service_engineer --protection-and-control

Roger
Kim.

Field Service Engineer · Protection & Control

12+ years commissioning and servicing mission-critical power systems. From factory acceptance to energized handover across LV/MV switchgear, protection relays, LV/MV VFDs, and SCADA power management (PMS) and automation systems, with a record of zero-defect delivery.

Siemens Industry, Inc. Houston, TX Open to travel in · LinkedIn ↗ ✉ · Email
12+years
200+US projects
0defect handovers
38kV480V – MV
Roger Kim
ID · RK-2014STATUS · ACTIVE
01

Experience

2026.06 — Present
Tomball, TX

Field Service Engineer — Protection & Control

Siemens Industry, Inc.

  • Field-based at hyperscale data centers for major big-tech operators, keeping mission-critical power online.
  • LV/MV switchboard and switchgear commissioning, from pre-energization checks through energized handover.
  • Protection relay setting, testing and troubleshooting on site.
  • Primary/secondary injection, hi-pot, megger (IR) and DLRO testing; root-cause analysis in the field.
2019.10 — 2026.05
United States

Senior Commissioning Engineer

ABB Inc. (US)

  • Led full electrical-system commissioning at 200+ sites nationwide where mission-critical infrastructure is required, with zero-defect handovers.
  • Responsible for LV/MV switchboards, UPS, MV/LV drives, automation and PMS/PCS.
  • Customer training and mentoring of junior engineers.
2014.07 — 2019.09
South Korea

Commissioning Engineer

ABB Korea

  • Led new building projects end to end — FAT through site commissioning and customer handover.
  • MV/LV drives and AC800M / 800xA automation integration.
02

Skills

Power Systems

Mission-Critical PowerLV/MV Distribution 480V–38kVSwitchgear & SwitchboardsUPSTransformers

Protection & Testing

SEL-735SEL-700GPrimary / Secondary InjectionHi-PotMegger (IR)DLRORoot Cause AnalysisOMICRONDoble

Drives, SCADA & Controls

LV/MV VFDsSCADAPower Management System (PMS)Automation SystemsABB ACS6000ACS8xx VFDAC800M800xACompact Control Builder

Field Leadership

CommissioningFAT → HandoverGreenfield / BrownfieldCustomer TrainingMentoring

Safety

NFPA 70EOSHA 30LOTOTWIC

Digital (personal)

AI ToolsAutomationSmart HomeSelf-hosted Services
03

Credentials

Certifications & Training

  • SEL Relay Training — SEL-735, SEL-700G
  • ABB ACS6000 Expert
  • ABB AC800M / 800xA Automation Specialist
  • Compact Control Builder
  • OSHA 30 · NFPA 70E · LOTO · TWIC

Education

  • B.S. Electronic Engineering — Pukyong National University, 2014
04

Beyond the Field

Just a hobby — but I enjoy building with AI and automation in my free time. It keeps me fluent with the digital tools that are reshaping how field service gets done.

Hobby

Home automation & AI assistant

A self-hosted helper that organizes my schedule, reminders and household maintenance.

Interest

Learning by building

Hands-on with modern AI tools and smart-home tech — always curious how they could make commissioning and service work faster and safer.