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Hi! I'm a Server & Infrastructure Architect with hands-on experience in ITSM, enterprise IT operations, and infrastructure engineering.
I design, deploy, and maintain systems across on-prem and cloud environments — and when I'm not behind a terminal, I'm underwater as a PADI certified Freediving Instructor.
Name: kernalix7
Role: ITSM Engineer @ Irisinfotech (Jun 2025 ~ Present)
Business: Independent Business Owner — SW/HW Supply, Development & Education (Jan 2022 ~ Present)
Education: B.S. @ Hanyang Cyber University (Feb 2021 ~ Graduating Aug 2026)
Instructor: PADI Freediving Instructor (Certified Sep 2025)
Currently: Learning Rust 🦀 | Building Portfolio | Running Personal ServersJun 2025 ~ Present
Delivering enterprise IT service management and endpoint operations for a global pharmaceutical client, ensuring compliance-driven infrastructure and seamless service delivery at scale.
- ServiceNow — ITSM workflow design, incident/request management, and service catalog administration
- SAP ERP — Enterprise resource planning system support and operational coordination
- Microsoft Intune — Endpoint management, compliance policies, and device enrollment
- DEP (Device Enrollment Program) — Automated device provisioning and zero-touch deployment
- IT Asset Management — End-to-end asset lifecycle tracking, procurement coordination, and inventory control
Apr 2024 ~ May 2025
IT infrastructure operations and service management for an SK Group subsidiary, serving as ITSM Lead & IT Administrator.
- Atlassian Suite (Jira, Confluence) — Project tracking, knowledge base management, and ITSM workflows
- Douzone ERP — Enterprise resource planning and business process management
- Google Workspace — Organization-wide collaboration platform administration
- AWS — Cloud infrastructure operations and resource management
- Symantec Endpoint Protection — Enterprise endpoint security policy management and threat response
- DLP (Data Loss Prevention) — Sensitive data monitoring, policy enforcement, and compliance
- VPN & Network Security — Secure remote access architecture and access control
- Chakra Max — IT asset management, hardware/software inventory tracking, and audit reporting
- MDM (Mobile Device Management) — Corporate device policy enforcement and fleet management
- Slack — Workspace administration, integration management, and bot deployment
- IT Asset Management — Full lifecycle management of 500+ corporate devices, procurement, allocation, and disposal
Apr 2022 ~ Dec 2022
24/7 infrastructure reliability and incident response, ensuring continuous uptime for mission-critical server environments.
- Server Administration — Monitoring, maintenance, and performance optimization across production systems
- Incident Response — Real-time fault detection, root cause analysis, and service recovery
- System Maintenance — Scheduled patching, backup verification, and capacity planning
- IT Asset Management — Server hardware inventory tracking, lifecycle documentation, and resource allocation
| Project | Description |
|---|---|
| 🖥️ Homelab Infrastructure | Designed and operate a full-stack personal infrastructure — Proxmox hypervisor, OPNsense firewall, Synology NAS, containerized services via Podman, Nginx reverse proxy, and Cloudflare DNS/CDN |
| 🔧 Enterprise ITSM Implementation | Participated in ServiceNow-based ITSM workflow design, including incident management, service request automation, and SLA monitoring |
| 🛡️ Endpoint Security & Compliance | Deployed and managed Symantec endpoint protection, DLP policies, and MDM across 500+ corporate devices at Dreamus Company |
| ☁️ Cloud & On-Prem Hybrid Operations | Managed AWS cloud resources alongside on-premise infrastructure, ensuring seamless integration and high availability |
| 💊 Global Pharma IT Service Delivery | Providing ITSM operations and endpoint management for a global pharmaceutical enterprise, meeting strict regulatory and compliance requirements |
| 📦 IT Asset Lifecycle Management | Built and maintained end-to-end asset tracking systems across multiple organizations — procurement, deployment, audit, and disposal |
| 📐 Hardware Prototyping with FreeCAD | 3D parametric modeling for custom hardware enclosures and server rack components |
| 🤿 PADI Freediving Instruction | Curriculum design, safety protocol development, and student training program management |
| ✍️ More projects | Currently organizing past work and documenting additional projects — this section will be updated over time |
| Domain | Description |
|---|---|
| 🖥️ Server Development | Self-hosted services, REST APIs, and backend systems |
| 🏗️ Infrastructure | Virtualization, containerization, bare-metal provisioning, and homelab design |
| 📐 CAD / 3D Modeling | Parametric design and hardware prototyping with FreeCAD |
| 🌐 Networking | Firewall management, DNS, reverse proxy, VPN, and traffic analysis |
| 🔧 Hardware | Server builds, workstation tuning, and ThinkPad/ThinkStation customization |
| Languages |
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| OS / Desktop |
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| Infrastructure |
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| ITSM / Enterprise |
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| Cloud / Security |
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| Network |
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| Hardware |
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| Tools |
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| Project | Status | Description |
|---|---|---|
| 🦀 Rust |  |
Systems programming, memory safety, and CLI tooling |
| 📂 Portfolio |  |
Showcasing projects, skills, and career path |
| 🖥️ Personal Infra |  |
Self-hosted services on bare-metal — DNS, reverse proxy, NAS, monitoring |
| 🎓 University |  |
Completing B.S. at Hanyang Cyber University |
| 🤿 Freediving |  |
PADI Instructor — teaching, training, and exploring the deep |
| ✍️ Tech Blog |  |
Writing about infrastructure, Linux, and development |
2025.09 Certified as PADI Freediving Instructor
2025.06 Joined Irisinfotech as ITSM Engineer — serving a global pharmaceutical client
2024.04 Joined Dreamus Company (SK Group) — Infra Dev Team, ITSM Lead & IT Admin
2022.04 Joined Majun Soft — Infrastructure Operations Engineer
2022.01 Founded independent business — SW/HW supply, development & education
2021.02 Enrolled in Hanyang Cyber University — B.S. program
"Talk is cheap. Show me the code." — Linus Torvalds
- 🔓 Open source first — if it can be FOSS, it should be
- 🏠 Self-host when possible — own your data, own your infrastructure
- 📖 Keep learning — from the kernel to the ocean floor
- 🛠️ Understand every layer — don't just use it, know how it works
Thanks for stopping by! Feel free to explore my repos or say hello. 🚀