Senior Network & Security Systems Administrator

Pt Abishar Technologies Indonesia; Jawa Barat; On-site; IDR 180,000,000 - 300,000,000; Full time

Job summary

Pt Abishar Technologies Indonesia is seeking a Senior Systems Administrator with a strong focus on Network & Security to manage our IT infrastructure in Tangerang. You will maintain and improve network and server systems, implement security protocols, and provide end-user support to keep operations secure and efficient.

The role requires a Bachelor’s degree in IT/CS or equivalent, 5+ years of systems administration experience with networking and security, and proficiency in Windows Server and

Qualifications

• Bachelor's degree in Information Technology, Computer Science, or equivalent.
• 5+ years of experience in systems administration with a focus on networking and security.
• Proficiency in managing Windows Server and Linux environments.

Responsibilities

• Administer and maintain server infrastructure (Windows/Linux) and network devices (routers, switches, firewalls).
• Implement and manage network security measures, including firewalls, VPNs, and IDS/IPS.
• Monitor system performance, troubleshoot issues, and ensure high availability and reliability.
• Manage user accounts, permissions, and access controls across systems.
• Develop and maintain system documentation, disaster recovery plans, and backup procedures.
• Provide technical support and guidance to end-users, resolving hardware and software issues promptly.

Skills

Systems administration

Networking

Security

Windows Server

Linux

Education

Bachelor's degree in IT/CS

Tools

Windows Server

Linux

Firewall management

VPN

Job description

Pt Abishar Technologies Indonesia is seeking a Senior Systems Administrator with a strong focus on Network & Security to manage our IT infrastructure in Tangerang. You will maintain and improve network and server systems, implement security protocols, and provide end-user support to keep operations secure and efficient.

The role requires a Bachelor’s degree in IT/CS or equivalent, 5+ years of systems administration experience with networking and security, and proficiency in Windows Server and