Summary
Overview
Work History
Education
Skills
Languages
Affiliations
Timeline
Generic
Stefano Dewa Susanto

Stefano Dewa Susanto

Kota Semarang

Summary

A highly skilled NOC IP Core Engineer with six years of comprehensive experience in the networking industry. Currently responsible for managing the core network, from distribution to upstream infrastructure. Proven expertise in team leadership and public speaking, complemented by hands-on experience with network hardware and field implementation. A dedicated professional who is eager to learn, adaptable to new technologies, and excels in both collaborative team environments and individual roles.

Overview

6
6
years of professional experience

Work History

NOC IP Core

PT. Internet Mulia Untuk Negeri ( Nexa / Gmedia Semarang )
Jawa Tengah
01.2025 - Current
  • Key Focus: [Distribution to Upstream Core] IPv4, Dynamic Routing (OSPF, BGP), Optimal Routing, Switching, Virtualization, Device Monitoring, OLT, ONU.
  • Engineered and executed the planning, configuration, maintenance, and monitoring of the network from distribution layers up to the upstream core.
  • Managed and configured core networking equipment, including switches, routers, and virtual networking platforms on Linux-based servers (Bird, VyOS).
  • Implemented and managed dynamic routing protocols (BGP, OSPF), advanced switching, tunneling, and traffic shaping to ensure optimal network performance.
  • Monitored and managed Network Access Point (NAP) resources.

Leader NOC Helpdesk External

PT. Internet Mulia Untuk Negeri ( Nexa / Gmedia Semarang )
Jawa Tengah
06.2024 - 12.2024
  • Key Focus: Team Management & Coordination, Public Speaking, Strategic Planning, Reporting.
  • Acted as the primary technical representative in client meetings, addressing complex issues and strategic network needs.
  • Held full accountability for the helpdesk team's performance, overseeing all customer-facing support activities and decision-making.
  • Developed innovative and lasting solutions for recurring network problems.
  • Managed customer ticket lifecycle, supervised ticket distribution, and coordinated with senior leadership to resolve issues outside the team's direct scope.
  • Generated and presented daily, weekly, and monthly performance reports on all helpdesk operations.

NOC Helpdesk

PT. Internet Mulia Untuk Negeri ( Nexa / Gmedia Semarang )
Jawa Tengah
04.2022 - 05.2024
  • Key Focus: [Last-Mile to LAN Network] Mikrotik Configuration, Access Points, Switching, Public Speaking.
  • Designed network models for prospective clients and provisioned new network installations.
  • Monitored and maintained client networks and data center servers using NMS tools such as Dude, PRTG, and MRTG.
  • Troubleshot and resolved network issues across LAN, last-mile, and distribution segments, escalating to field teams when on-site intervention was required.
  • Configured a wide array of network settings, including IPv4 Addressing, VPN, Firewall, NAT, QoS, VLAN, and Static Routing.
  • Provided multi-channel client support via WhatsApp, phone, email, and in-person meetings.

Staff Technician Support

PT. Internet Mulia Untuk Negeri ( Nexa / Gmedia Semarang )
Jawa Tengah
02.2021 - 03.2022
  • Key Focus: [Hardware & Distribution] Electrical Systems, Tower Maintenance, OTDR, OPM, Wireless & Fiber Optic Environments.
  • Maintained network distribution infrastructure, including both wireless and fiber optic pathways.
  • Conducted regular site visits to BTS and POP/OSC locations for preventative maintenance and troubleshooting.
  • Performed electrical work, cable tracing, radio alignment, and site surveys.
  • Installed and provisioned equipment for new distribution area expansions.

Staff Technical Support

PT. Intermedia Lintas Nusa
Jawa Tengah
12.2019 - 02.2021
  • Key Focus: Wireless Last-Mile Installation, LAN Installation, Network Configuration (BTS - Last-Mile - LAN).
  • Executed end-to-end installation for new clients, including tower construction, radio deployment, and configuration of network devices on both client and BTS sides.
  • Configured last-mile routers, access points, switches, and radio equipment.
  • Troubleshot network disruptions in both BTS and last-mile segments.

Education

High School Diploma -

SMKN 7 Semarang
Jawa Tengah, Indoesia
07-2020

S1 - Teknik Informatika

Universitas Stekom
Indonesia

Skills

Technical Networking:

  • Protocols & Concepts: IPv4, VLAN, Addressing, Subnetting, BGP, OSPF, Firewall, Static Routing, Tunneling, Traffic Shaping, QnQ, Bonding, Best Routing, NAT, QoS
  • Routing & Switching: Dynamic Routing (BGP, OSPF), Static Routing, Switching
  • Hardware & Platforms: Mikrotik, Huawei, HP, Aruba, Fortinet, Cisco Meraki, Ruijie, ZTE, Raisecom
  • Systems & Virtualization: Linux (Debian), Bird Routing Daemon, VyOS, Radius Server, Virtual Networking
  • Fiber & Wireless: OLT, ONU, OTDR, OPM, Wireless Environment

Professional & Operational:

  • Network Monitoring & Troubleshooting
  • Configuration Management
  • Server Administration
  • Project Management
  • Team Coordination
  • Customer Relationship Management
  • Public Speaking
  • Problem Solving
  • Technical Documentation

Languages

Indonesian
First Language
English
Upper Intermediate (B2)
B2

Affiliations

HEAD COACH | Petompon Taekwondo Dojang | 07/2017 – 12/2022

(DAN II KUKKIWON Certified)

  • Oversaw all training activities, curriculum development, and dojang administration.
  • Delegated and supervised training tasks to assistant coaches.
  • Mentored and developed athletes, identifying individual potential and guiding them in competitive events.

Timeline

NOC IP Core

PT. Internet Mulia Untuk Negeri ( Nexa / Gmedia Semarang )
01.2025 - Current

Leader NOC Helpdesk External

PT. Internet Mulia Untuk Negeri ( Nexa / Gmedia Semarang )
06.2024 - 12.2024

NOC Helpdesk

PT. Internet Mulia Untuk Negeri ( Nexa / Gmedia Semarang )
04.2022 - 05.2024

Staff Technician Support

PT. Internet Mulia Untuk Negeri ( Nexa / Gmedia Semarang )
02.2021 - 03.2022

Staff Technical Support

PT. Intermedia Lintas Nusa
12.2019 - 02.2021

High School Diploma -

SMKN 7 Semarang

S1 - Teknik Informatika

Universitas Stekom

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Stefano Dewa Susanto