Arria Gemilang

Network Infrastructure & Cybersecurity Operations

Open to work · 2026

Informatics Engineering student specializing in Network Infrastructure and Cybersecurity Operations. Experienced in hardware and software troubleshooting, OS deployment, and Cisco network configuration, with a track record in IT asset management and reducing security risk as a Laboratory Assistant.

I study at Informatics Engineering · GPA 3.73 / 4.00, where my thesis audits the campus academic system using Penetration Testing Execution Standard. Outside coursework I run threat monitoring labs on Centralised log ingestion, alert correlation, and I shipped a commercial web platform on Next.js and Vercel.

As a Laboratory Assistant I have kept 50% drop in security incidents online and hardened against malware and ransomware, and set up computer based testing for No downtime during CBT with no downtime.

GPA / 4.00
3.73
certifications
7
fewer incidents
50%
users supported
200+

Selected Work

2025
Production

Built and shipped the company's commercial web platform, with database integration for booking flows, transactions, and daily store operations.

Next.js · Vercel · Database
2024
Thesis
Academic Information System VAPT Audit

Undergraduate research running Vulnerability Assessment and Penetration Testing against the campus academic system under the Penetration Testing Execution Standard. Mapped the attack surface and produced a remediation blueprint.

PTES Standard · Nmap · Wireshark · Kali Linux
2024
Lab
SIEM Telemetry and Threat Monitoring Lab

Blue team security operations lab on Splunk and the ELK Stack, with centralised event log ingestion, real time alert correlation, and packet level analysis.

Splunk · ELK Stack · Wireshark
2022
Deployment
Multi-Client CBT Network Infrastructure

Designed and deployed a segmented client network for computer based testing, with endpoint defense controls and firewall policy, serving 200+ students at once without downtime.

Cisco Switching · Endpoint Defense · 200+ users

Experience

Jul 2025 – Present
Web Developer & Operations

Sekalianfoto Photobox

Deployed and manage the company web platform on Next.js and Vercel, integrating database solutions for data handling. Run daily operations including cashier duties and customer service.

South Tangerang
Feb 2025 – Present
Computer Laboratory Assistant

Universitas Pamulang

Support practicum sessions and laboratory instruction, assisting lecturers in supervising student activities. Perform routine maintenance on laboratory PCs including hardware troubleshooting and software updates.

South Tangerang
Jan 2020 – Present
Freelance IT Technician

Self-Employed

Diagnose and repair laptop and desktop hardware faults across RAM, HDD and SSD, and PSU. Handle OS deployment and troubleshooting on Windows and Linux, including driver optimisation, and advise clients on PC builds and upgrades.

South Tangerang
Mar 2023 – Jul 2025
Game Server Administrator & Community Manager

Wheelcraft, Zeta, Octagon & Respawn

Promoted from Helper to Moderator and then Admin across four networks. Supported hundreds of daily active players, enforced anti-cheat protocols, moderated staff meetings, balanced the in-game economy, and handled basic server configuration as the bridge between users and developers.

South Tangerang
Sep 2024 – Jan 2025
Team Leader, Student Community Service Program

Universitas Pamulang

Coordinated with school leadership including the principal, vice principal, and laboratory instructors. Ran classroom and facility observations, then developed and presented training material on digital business.

West Jakarta
Dec 2019 – Aug 2022
Computer Laboratory Assistant

SMA Yadika 5

Secured laboratory PCs against malware and ransomware, cutting security incidents by 50%. Established stable network connectivity for 20+ client PCs and set up computer based testing for 200+ students with no errors during sessions.

West Jakarta

Education

2022 – Present
Universitas Pamulang

Bachelor in Informatics Engineering · GPA 3.73 / 4.00

Thesis
Cybersecurity Implementation on Academic Information Systems using Vulnerability Assessment & Penetration Testing (VAPT) based on the Penetration Execution Standard (PTES).

Computer Security · Wireless Networks · Computer Networks · Operating Systems · Cloud Computing · Data Communication · Computer Architecture · Database Management

2019 – 2022
SMA Yadika 5

High School Diploma, Social Sciences · 86.47 / 100

Committee member for the LKBB GV+ Paskibra competition across the greater Jakarta area.

Organization

Jun 2023 – Jun 2025
KONDITA

Cybersecurity Department Member

Komunitas Digital Tangerang Selatan. Shared threat and mitigation insights with the community, organised gatherings, contributed to seminars and webinars on current security trends, and took part in hands-on workshops.

South Tangerang

Certifications

Jan 2026
Certified Network Administrator

BNSP / LSP

National competency standard in routing, switching, network configuration, and maintenance.

Jan 2025
Community Service Program Certification

Universitas Pamulang

Recognition as team leader in community technology empowerment and digital education.

Jul 2024
Junior SOC Analyst Certification

Kominfo

Security Operations Center fundamentals, security event monitoring, and incident response.

Jun 2024
CyberOps Associate Certification

Cisco

Cybersecurity operations, threat telemetry analysis, incident handling, and network security.

Apr 2024
Security, Compliance and Identity Fundamentals (SC-900)

Microsoft

Cloud security concepts, the Zero Trust model, and identity and access management.

Mar 2024
Network Defense Certification

Cisco

Defense in depth architecture, access control lists, firewalls, and VPN configuration.

Mar 2024
Software Development Career Path

Dicoding

Modular software architecture, version control, and web engineering principles.

Skills

TechnicalNetwork Administration (BNSP Certified) · VAPT · SIEM Monitoring · Hardware Troubleshooting · System Deployment · Bash Scripting
ToolsSplunk · ELK Stack (Elasticsearch, Kibana) · Wireshark · Nmap · Cisco Packet Tracer · HDD Sentinel · Next.js · Vercel · Canva
SystemsKali Linux · Ubuntu · Windows
SoftTeamwork · Time Management · Analytical Thinking · Problem Solving · Communication · Attention to Detail

Receipts

so is the infrastructure actually secure?

here are the receipts.

GPA 3.73 of 4.00 in Informatics Engineering at Universitas Pamulang.

7 certifications from BNSP, Cisco, Microsoft, Kominfo, and Dicoding.

50% fewer security incidents across the laboratory network.

200+ students on CBT at the same time, no downtime.

that holds up.

Contact

Fastest way is email. Keep it short.