Network Infrastructure - Can Join Immediately

Experience Profile

- 2–5 years experience in Network Administration / Network Operations

- Experience supporting enterprise production network environments

Technical Qualification

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)

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

SIGMATECH is collaborative, progressive, energetic, innovative and open.

SIGMATECH has established itself as the trusted partner for use in mission-critical applications and service clientele from SME to 500 Fortune company.

Benefits and perks of working with us include:

Compensation: Competitive salaries
Lifestyle: Casual dress code
Progression: Professional development (Webinars & Prime Class)
Welfare: BPJS, Private Insurance, Transport Allowance