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Senior Infrastructure Engineer
Ajaib
Special capital Region of Jakarta · Java · Indonesia
Full-time
5-10
2d ago
70%
Strong
Job description
We are looking for a highly skilled Senior Infrastructure & Network Engineer to design, manage, and optimize scalable infrastructure and network systems that support business-critical applications and services. This role will be responsible for ensuring high availability, security, performance, and reliability across cloud and on-premise environments.
The ideal candidate has strong hands-on experience in infrastructure operations, networking, cloud platforms, automation, and security best practices.
Responsibilities:
Design, implement, and maintain scalable infrastructure and network architecture
Manage cloud and on-premise environments, including compute, storage, networking, and security
Configure and troubleshoot network infrastructure including routers, switches, VPNs, firewalls, and load balancers
Monitor infrastructure health, system availability, and network performance
Implement infrastructure automation using scripting and Infrastructure-as-Code tools (Prefered)
Support CI/CD pipelines and deployment infrastructure (Prefered)
Manage Kubernetes clusters, containerized environments, and related orchestration tools (Prefered)
Perform system hardening, patching, backup, disaster recovery, and security improvements
Troubleshoot incidents, perform root cause analysis, and ensure timely resolution
Collaborate with software engineering, security, and Platform & SRE teams to improve platform reliability
Create and maintain technical documentation, SOPs, and infrastructure diagrams
Participate in on-call rotation and incident response when required
Bachelor’s degree in Computer Science, Information Technology, or related field
6–10 years of experience in infrastructure, network engineering, or Platform/SRE roles
Strong knowledge of TCP/IP, DNS, VPN, routing, switching, firewalls, and network security
Hands-on experience with cloud platforms such as AWS, GCP, or Azure
Experience managing Linux-based systems in production environments
Strong experience with Kubernetes and container technologies (Docker, Helm, etc.) (Prefered)
Familiarity with Infrastructure-as-Code tools such as Terraform or Ansible
Experience with monitoring/logging tools such as Prometheus, Grafana, ELK, Datadog, or similar (Prefered)
Knowledge of CI/CD pipelines and automation practices (Prefered)
Strong troubleshooting and analytical skills
Good communication and collaboration abilities