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Engineer & Builder

C.Y.C

I’m a power & energy engineer working in nuclear power, with a strong interest in embedded systems, power electronics, and general IT. This page is a simple overview of what I do, what I’ve built, and where I’m heading.

Contact : pumaka@pumaka-conjecture.com

Now

What I do today

I currently work as an engineer in the nuclear power sector in Korea, focusing on components, electrical systems, automation and reliability. My background is in electrical / power engineering, and I’ve worked both on the operations side and as a component engineer.

Outside of work, I run a small home lab where I experiment with:

  • Website(like this) for coding, analysis, and note-taking
  • Infrastructure and automation using a home server and web-based tools
  • Power electronics, control algorithms, and embedded firmware concepts
Nuclear power Power systems Embedded / control
Projects

Things I’ve built or worked on

A few selected projects and experiences that represent how I like to work:

  • Plant engineering & overhauls – coordination and execution of maintenance projects (e.g. major component work during outages, RCP stator refurbishment, SWGR maintenance etc), balancing safety, schedule, and cross-team communication.
  • Grid-connected solar ESS (academic / lab project) – modeled and implemented control for a grid-tied converter using MATLAB/Simulink and a TMS320F28335 DSP, focusing on stable power transfer and efficiency.
  • Home lab & server – hosting services like a web terminal (Wetty), internal tools, and dashboards for experiments, learning, and daily use.
  • Robotics / drone ideas – planning and prototyping concepts for a small surveillance drone and control logic for autonomous patrol.
Next

Where I’m heading

I’m actively shaping my next steps around design and analysis rather than pure maintenance. My medium- to long-term interests include:

  • Graduate-level work in power electronics & robotics or related applied fields
  • Roles that combine power engineering, control, and software
  • Working abroad (for example, in the US) on energy, power, or AI-augmented systems
  • Building tools that connect industrial engineering with modern software and AI

I like projects where the result is real, measurable, and used by someone – whether that’s a stable power system, a reliable plant component, or a small tool that makes people work easier.

Access

My running services

These are the services I run for myself on this server. Please contact me through my email if you need to access.

Snapshot

Who I am, in short

  • Power & energy engineer in the nuclear industry (Korea)
  • Strong interest in power electronics, robotics, control, and embedded systems
  • Comfortable with coding, scripts, and tools
  • Curious about macroeconomics, energy transition, and long-term planning
  • Structured, data-driven, and clear about assumptions
  • Enjoy connecting hardware, software, and real-world constraints
  • Prefer building systems I can actually test and iterate on
  • With interaction, mutal support and belief rooted conversations
Timeline

Now / Next / Later

Now
Nuclear plant engineer & home lab
Working on plant reliability and components, and using my home lab to explore AI tools, control, and small experiments.
Next
Deepen design & analysis skills
Strengthen expertise in power electronics and embedded systems, possibly through a focused master’s program or advanced roles.
Later
Global engineering roles
Work internationally on energy, power, or AI-augmented engineering systems, combining practical plant experience with modern tools.