IT Systems Administrator

Rendy
Permana

$ whoami โ€” keeping systems alive since 2019

I design, deploy, and defend enterprise infrastructure, Manage bare-metal servers and cloud-native . Focused on reliability, security, and continuous improvement.

6+
Years Experience
70+
Servers Managed
99.5%
Uptime Maintained
7
Licenses & Certifications

Core Skills

๐Ÿ–ฅ๏ธ
Server Administration

Managing Linux environments at scale โ€” provisioning, hardening, patching, and monitoring.

Ubuntu/Debian & Red Hat distros Proxmox VE WHM & cPanel Bind9 & PowerDNS
๐Ÿ”’
Security & Compliance

Applying security best practices โ€” patch management, endpoint protection, access control, and supporting compliance requirements.

Sophos XG IPS WAF Firewall Rules
โ˜๏ธ
Cloud Infrastructure

Working with cloud platforms for compute, storage, and identity management. Comfortable deploying and managing VMs, Building VPC Networks and basic cloud resources.

GCP AWS Cloud Storage VPC VM
๐ŸŒ
Networking

Designing and managing enterprise LAN/WAN, VPNs, SDN, and network monitoring systems.

Mikrotik / Sophos BGP SD-WAN VPN/IPSEC
๐Ÿ’พ
Backup & Disaster Recovery

Configuring and testing backup jobs, monitoring backup health, and supporting restore operations to basic RTO/RPO requirements.

Proxmox Backup Server NAS Cloud Backup
โš™๏ธ
Automation & Scripting

Building automated workflows that reduce manual ops, eliminate human error, and enable faster deployments.

Bash Jenkins Ansible Cron

Experience

2024 โ€” PRESENT
Systems Administrator
// APJII โ€” Jakarta, ID

Managed infrastructure operations for a 50+ Servers spanning 3 colocation at data centers. Own uptime, security posture, and capacity planning.

Upgrading the hard drive for a production system that has been in operation for more than 7 years โ€” reducing the risk of failure
building a bare-metal server for development and staging
Upgrade the production hypervisor to a newer version - reduce security vulnerabilities
Set up monitoring and alerts for all servers
2021 โ€” 2024
Systems Administrator
// Extramarks Education Indonesia (Kelas Pintar) โ€” Jakarta, ID

Managed Network and Servers hybrid infrastructure for a microservices architecture.

Building a private network to support the migration from on-premises servers to the cloud
Redesigned network and servers infrastructure
Implementing virtualization on on-premises servers for office operational needs
2021 - 2021
Network Operation Center
// Maxindo Mitra Solusi โ€” Jakarta, ID

Provides internet services in the B2C and B2B segments. Handles support service escalations, network implementation, and Network provisioning.

Resolving internet connection issues for each client
Internet connection activation for new clients
2019 โ€” 2020
IT Support
// Intraco Penta Wahana โ€” Jakarta, ID

Entry-level role handling desktop support, and network troubleshooting in office environment.

Assisting with the migration from 1G Ethernet cables to 10G fiber optic.
Supporting and providing the necessary IT resources for Working From Home.

Key Projects

01
Hybrid Infrastructure
On-premise / Cloud Implementation

Building On-premise or Cloud infrastructure for virtualization from scratch. Included network architecture, and clustering for high availability.

Proxmox VE GCP AWS Instances
02
Security Hardening
IDS & WAF deployment

Implementing Sophos XG for IDS and WAF to protect the network from vulnerabilities and exploits.

Sophos XG WAF IPS Firewall Rules
03
Automation
Provisioning Scripts

Implementing scripts, and cron jobs for automated server provisioning and maintenance.

Bash Cron Jenkins Ansible
04
BACKUP
VM Backup Implementation

Designed and deployed Proxmox Backup Server & Replication for production VMs. Established backup schedules, retention policies, and documented restore procedures for the first time.

Proxmox Backup Server NAS Cloud Storage NFS

Certifications

โ˜๏ธ
AWS: Cloud Practitioner
AWS ยท CLF-C02
โ˜๏ธ
Google Cloud Fundamental
GCP ยท CDL
๐ŸŒ
IPv6 Associate
APNIC Certified
๐ŸŒ
DNS & DNSSEC
PANDI
๐Ÿง
Linux Fundamental
Aguna Course
๐Ÿ›ก๏ธ
Fortinet Network Security Expert Level 1: Certified Associate
Fortinet
๐Ÿ›ก๏ธ
Fortinet Network Security Expert Level 2: Certified Associate
Fortinet
Let's
build
together.

Looking for a reliable sysadmin to keep your infrastructure running smoothly? I'm open to new roles and exciting challenges in IT operations.