Erwin Erwin
Yogyakarta
Summary
Senior System Engineer with 6+ years of experience in designing, implementing, and managing complex IT infrastructure, specializing in VMware, Proxmox, and cloud technologies. Demonstrated expertise in leading large-scale deployments, cloud migrations, and ensuring robust system security. Adept at automation and documentation to streamline processes and enhance operational efficiency. Proven ability to collaborate effectively with cross-functional teams to achieve organizational goals.
Overview
9
9
years of professional experience
1
1
Certification
Work History
Senior System Engineer
PT Lintas Data Prima
2017.04 - Current
- Directed the design and implementation of complex infrastructure solutions, leading to a 30% reduction in system downtime and improved overall reliability.
- Streamlined the deployment and maintenance of networking equipment, resulting in a 25% reduction in operational costs and increased system performance.
- Enhanced compliance with industry regulations by developing and enforcing security policies and procedures, ensuring the protection of the organization's systems and data.
- Developed automation scripts resulting in a 40% reduction in repetitive tasks, boosting system efficiency and productivity.
- Led collaboration with developers, network engineers, and IT support to reduce system downtime by 20%, resulting in improved productivity and cost savings for the business.
- Enhanced troubleshooting documentation, resulting in a 20% reduction in system downtime and enabling seamless collaboration across developer, network engineer, and support teams.
Junior System Engineer
PT Lintas Data Prima
2016.03 - 2017.03
- Assisted in the installation, configuration, and maintenance of hardware and software systems, resulting in improved system reliability and enhanced user experience.
- Supported the setup and maintenance of 50+ network devices, ensuring 99% uptime. Enhanced network reliability and minimized downtime, boosting overall productivity.
- Completed precise hardware installations, resulting in a 20% decrease in system errors and improved overall system reliability.
- Ensured peak network performance through diligent monitoring and maintenance, which minimized system errors by 25% and improved overall network stability and reliability.
- Enhanced network reliability through meticulous monitoring and timely resolution of intricate system issues, leading to a 15% increase in overall system uptime and operational efficiency.
- Manage infrastructure provisioning and procurement process for upgrade and maintenance of managed infrastructure.
Network Operation Center
PT Lintas Data Prima
2015.11 - 2016.02
- Ensure the best network services by paying attention to operational and security procedures vigilantly on several network devices with a target SLA of 99.9%
- Streamlined network operations through the implementation of automated maintenance protocols, reducing the need for manual tasks
- Expert installation and configuration of voip-based cables, routers, switches, and telephone systems to improve communication networks
- Perform comprehensive network diagnostics to assess performance and troubleshoot errors in existing infrastructure whether obtained from incoming customer complaints via email or telephone connections
- Making daily system reports for each change of guard hours generated at that time and researched to maintain or optimize network performance afterwards
- Defend reinforced networks by establishing and enforcing security protocols in line with telecommunications industry best practices to avoid attacks from outside the system.
Education
Bachelor of Science - Information Technology
AMIKOM University
Yogyakarta, Indonesia08.2014
Skills
- Virtualization Technologies: Proxmox, VMware, OpenStack, KVM.
- System Engineer: Linux System Administration, DNS, Mail server, Firewall, Container, NAS, Ceph
- Network Engineer: Network Administrator, Network Troubleshooting
- Monitoring System: Cacti, LibreNMS, MRTG, Zabbix, Grafana
- Hosting Management: cPanel, CWP, DirectAdmin, Webmin, Ajenti, ISPConfig, CyberPanel
- Operating System Configuration : NGINX, Apache, Docker, Cluster HA
- Cloud Computing Expertise
- Data Center Operations
- Server Hardware Maintenance : RAID, iDRAC, ILO, IPMI, BMC
Projects
- Analyze the current server infrastructure to make it suitable for virtualization.
- Implement a combined method of clustering and replication for servers and Ceph storage for virtualization infrastructure.
- Create a dashboard for email server registration for all government units, synchronizing mail servers using Single Sign-On (SSO) with employee ID numbers.
- Migrate the DNS server from the old engine to Cloudflare and configure the necessary custom subdomains.
- Configure and optimize the Juniper SRX firewall to enhance the security of all networks and servers.
Certification
- AWS Academy Graduate - AWS Academy Cloud Architecting, AWS, 2023
- Certification in standard to support jobs DevOps
Timeline
Senior System Engineer
PT Lintas Data Prima
2017.04 - Current
Junior System Engineer
PT Lintas Data Prima
2016.03 - 2017.03
Network Operation Center
PT Lintas Data Prima
2015.11 - 2016.02
Bachelor of Science - Information Technology
AMIKOM University
- AWS Academy Graduate - AWS Academy Cloud Architecting, AWS, 2023
- Certification in standard to support jobs DevOps
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