Network Engineer Staff

PT Digdaya Duta Digital; Setiabudi; On-site; IDR 180,000,000 - 300,000,000; Full time

Job summary

PT Digdaya Duta Digital is seeking a Network Engineer Staff to join our Network & IT Operations team in Setiabudi, Jakarta. You will design, implement, and optimize enterprise network infrastructure, including LAN, WAN, VLAN, routing, switching, firewall, and VPN systems.

The role requires 3–5 years of experience and a Diploma or Bachelor's degree in IT/CS/CE/IS/Network Engineering or related field. Relevant certifications (CCNA/CCNP) are advantageous and you will collaborate with internal

Qualifications

• Diploma (D3) or Bachelor's Degree (S1) in IT/CS/CE/IS/Network Engineering or related field.
• Minimum 3–5 years of experience in Network Engineering or similar role.
• Strong understanding of enterprise network infrastructure (LAN/WAN, VLAN, routing, switching, firewall).
• Knowledge of TCP/IP, OSPF, BGP, STP, and LACP.
• Hands-on with enterprise firewalls, ACL, NAT, VPN, security configurations, troubleshooting, and performance monitoring.
• Understanding of redundancy, high availability, DR concepts, and load balancing (HAProxy or equivalents).
• Proficiency with Wireshark, tcpdump, traceroute, MTR, iPerf3; familiarity with Zabbix, Grafana, SNMP, Syslog.
• Basic knowledge of network automation using Python, Ansible; backup, hardening, capacity planning.
• Strong analytical, problem-solving, and communication skills.
• Relevant certifications (CCNA/CCNP) is an advantage.

Responsibilities

• Design, configure, implement, and maintain LAN, WAN, VLAN, routing, switching, firewall, VPN, and enterprise network infrastructure.
• Manage network security, traffic segmentation, routing protocols, and connectivity across servers, data centers, and external networks.
• Implement and maintain network redundancy, high availability, load balancing, and ISP failover mechanisms.
• Monitor network performance, bandwidth, latency, packet loss, and availability using monitoring tools.
• Perform advanced troubleshooting, incident resolution, RCA, and preventive maintenance.
• Develop and maintain network architecture documentation, topology diagrams, IP plans, SOPs, and change management procedures.
• Implement configuration backup, automation, security hardening, and capacity planning.
• Coordinate with ISPs, vendors, and internal teams to maintain service availability.

Skills

LAN/WAN

Routing

Switching

Firewall

VPN

TCP/IP

OSPF/BGP

Network security

Troubleshooting

Monitoring tools

Network automation

Python

Ansible

Capacity planning

CCNA/CCNP

Education

Diploma or Bachelor's degree in IT/CS/CE/IS/Network Engineering

Tools

Wireshark

tcpdump

traceroute

MTR

iPerf3

Zabbix

Grafana

SNMP

Syslog

Job description

PT Digdaya Duta Digital is seeking a skilled Network Engineer Staff to join our Network & IT Operations team. This is a full-time position based in Setiabudi, Jakarta.

In this role, you will be responsible for designing, implementing, managing, and optimizing the company's enterprise network infrastructure, including LAN, WAN, routing, switching, firewall, and VPN systems.

Your focus will be to ensure reliable, secure, and high-performance network connectivity across the organization's IT infrastructure.

You will collaborate closely with internal teams, ISPs, and vendors to maintain network availability, resolve connectivity issues, and support the company's ongoing IT operations and digital initiatives.

Requirements

Diploma (D3) or Bachelor's Degree (S1) in Information Technology, Computer Science, Computer Engineering, Information Systems, Network Engineering, or a related field.

Minimum 3–5 years of experience in Network Engineering or a similar position.

Strong understanding of enterprise network infrastructure, including LAN, WAN, VLAN, routing, switching, and firewall technologies.

Good knowledge of network protocols such as TCP/IP, OSPF, BGP, STP, and LACP.

Hands-on experience with enterprise firewalls, ACL, NAT, VPN, network security configurations, troubleshooting, and performance monitoring.

Understanding of network redundancy, high availability, disaster recovery concepts, and load balancing technologies such as HAProxy or equivalent solutions.

Proficiency in network troubleshooting tools such as Wireshark, tcpdump, traceroute, MTR, and iPerf3.

Familiarity with network monitoring tools such as Zabbix, Grafana, SNMP, and Syslog.

Basic knowledge of network automation using Python, Ansible, or equivalent tools, as well as network configuration backup, security hardening, and capacity planning.

Strong analytical, problem-solving, and communication skills.

Ability to work independently as well as collaboratively within a team.

Relevant professional certifications such as CCNA, CCNP, or equivalent would be an advantage.

Key Responsibilities

Design, configure, implement, and maintain LAN, WAN, VLAN, routing, switching, firewall, VPN, and enterprise network infrastructure.

Manage network security, traffic segmentation, routing protocols, and connectivity across servers, data centers, and external networks.

Implement and maintain network redundancy, high availability, load balancing, and ISP failover mechanisms.

Monitor network performance, bandwidth utilization, latency, packet loss, and network availability using monitoring tools.

Perform advanced network troubleshooting, incident resolution, root cause analysis (RCA), and preventive maintenance.

Develop and maintain network architecture documentation, topology diagrams, IP addressing plans, standard operating procedures (SOPs), and change management procedures.

Implement network configuration backup, automation, security hardening, and network capacity planning.

Coordinate with ISPs, vendors, and internal teams to maintain network service availability and resolve network-related incidents.