Infra & Security Engineer: Build Secure, Scalable IT

PT. Mandiri International Technology; Jakarta Pusat; On-site; IDR 180,000,000 - 360,000,000; Full time

Job summary

PT. Mandiri International Technology (MITech) in Jakarta is seeking an Infrastructure and Security Engineer to design, implement, and maintain secure, reliable IT infrastructure across servers, networks, and storage. This full-time, on-site role emphasizes high availability and scalable systems.

You will monitor system performance, manage backups and disaster recovery, and configure security controls, firewalls, and endpoint protection while collaborating with cross-functional teams.

Qualifications

• Bachelor's degree in IT/CS required; professional certs are a plus.
• Strong foundation in server, network, and security concepts; experience with virtualization and cloud platforms.
• Experience implementing backups, DR, and incident response.

Responsibilities

• Design, implement, and maintain secure IT infrastructure.
• Monitor performance, backups, disaster recovery, and high availability.
• Configure security controls, manage firewalls and endpoint protection.
• Document configurations and collaborate with cross-functional teams.

Skills

Server administration

Networking (TCP/IP, VLANs)

Security controls

Firewall administration

Vulnerability assessment

Linux administration

Windows Server administration

Scripting (PowerShell, Bash)

Cloud platforms (AWS/Azure/GCP)

Observability & backups

English & Indonesian communication

Education

Bachelor's degree in IT/CS

CCNA

CompTIA Security+

CEH

AWS/Azure certifications

Tools

VMware

Hyper-V

AWS

Azure

GCP

VPNs

Job description

PT. Mandiri International Technology (MITech) in Jakarta is seeking an Infrastructure and Security Engineer to design, implement, and maintain secure, reliable IT infrastructure across servers, networks, and storage. This full-time, on-site role emphasizes high availability and scalable systems.

You will monitor system performance, manage backups and disaster recovery, and configure security controls, firewalls, and endpoint protection while collaborating with cross-functional teams.