Network Infrastructure (Junior and Middle level ASAP)
PT Sigma Global TeknologiJakarta Selatan, DKI Jakarta, Tangerang Selatan, Bantenglintspaskelbta 2026-04-30
Privaloma:CloudSecurityRemote
Jobdesc: Maintains secure, resilient, and low-latency network connectivity by managing network operations, incidents, and performance optimization. Responsibilities:
- Maintain a secure and highly available network environment
- Operate and troubleshoot L2/L3 devices, load balancers, and DCI connectivity
- Manage firewall rules and VPN connectivity
- Configure and manage traffic distribution via load balancers (F5 LTM/GTM)
- Monitor network performance and perform packet analysis for issue resolution
Qualifications:
- 2–5 years experience in Network Administration / Network Operations
- Experience supporting enterprise production network environments
Strong understanding of:
- L2/L3 networking (VLAN, STP, OSPF, BGP – conceptual to practical level)
- Firewall configuration and security policies
- VPN and remote connectivity solutions
Hands-on experience with:
- Switches and routers troubleshooting
- Load balancer configuration (F5 LTM/GTM or equivalent)
- Firewall rule management and NAT policy
- DCI and inter-site connectivity troubleshooting
- Packet capture and traffic analysis (e.g., Wireshark)
- Network performance monitoring tools
Familiar with:
- Network security best practices
- ITIL Incident, Problem, and Change Management
- High availability and redundancy design concept
Working Hours: 8x5 & as per needed
- On-Call Support: Standby support for Major Incidents (P1 & P2) outside business hours
- Escalation Role: Acts as L2 escalation point from Service Desk (L1)
Skills: Linux, Hardware Infrastructure, Server Hardware, Cloud Computing, Configuration And Automation Management