Oracle Cloud Infrastructure Administrator with Network Security Expertise

Infosys; Bengaluru; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Infosys in Bengaluru seeks an experienced OCI Administrator focusing on network security and infrastructure administration. You will manage OCI Compute, Storage, Backup, networking, and security controls across development, test, and production landscapes.

Responsibilities include designing OCI Networking (VCNs, subnets, DRG), implementing RBAC, SSO, MFA, Cloud Guard, and WAF, plus monitoring, automation with Terraform, Python, and Ansible.

Qualifications

• Experience administering OCI services at scale.
• Strong networking and security architecture knowledge.
• Proficiency with IAM, RBAC, SSO, MFA.

Responsibilities

• Manage OCI Compute, Storage, Backup, Load Balancers, DNS, and Platform Services.
• Provision and maintain OCI environments across development, test, and production landscapes.
• Support cloud infrastructure lifecycle management, capacity planning, and resource optimization.
• Implement high availability and disaster recovery solutions.
• Design and manage OCI Networking components including VCNs, Subnets, DRG, Route Tables, Security Lists, and NSGs.
• Configure and support Site-to-Site VPN, FastConnect, Load Balancers, DNS, and Hybrid Cloud Connectivity.
• Administer OCI IAM including Users, Groups, Dynamic Groups, Compartments, and Policies.
• Implement RBAC, SSO, MFA, and Identity Federation.
• Configure Cloud Guard, Security Zones, Bastion Services, Vault, Key Management, and WAF.
• Perform security assessments, vulnerability remediation, and compliance reviews.
• Support audit requirements and cloud security governance initiatives.
• Configure monitoring, logging, alerts, and Operations Insights.
• Automate infrastructure provisioning using Terraform and OCI Resource Manager.
• Develop automation using Shell, Python, and Ansible.
• Support IaC and DevOps adoption; automate patching, backups, and routine tasks.

Skills

OCI Admin

Networking design

Security governance

Automation with Terraform

Python/Ansible

Tools

OCI Resource Manager

Terraform

Shell/Bash

Job description

OCI Admin + Network security OCI Infrastructure Administration

• Manage OCI Compute, Storage, Backup, Load Balancers, DNS, and Platform Services.
• Provision and maintain OCI environments across development, test, and production landscapes.
• Support cloud infrastructure lifecycle management, capacity planning, and resource optimization.
• Implement high availability and disaster recovery solutions.

OCI Networking (Mandatory)

• Design and manage OCI Networking components including VCNs, Subnets, DRG, Route Tables, Security Lists, and Network Security Groups (NSGs).
• Configure and support Site-to-Site VPN, FastConnect, Load Balancers, DNS, and Hybrid Cloud Connectivity.
• Troubleshoot network performance, routing, latency, and connectivity issues.
• Implement network segmentation and security architecture best practices.

OCI Security (Mandatory)

• Administer OCI IAM including Users, Groups, Dynamic Groups, Compartments, and Policies.
• Implement Role-Based Access Control (RBAC), SSO, MFA, and Identity Federation.
• Configure and manage Cloud Guard, Security Zones, Bastion Services, Vault, Key Management, and Web Application Firewall (WAF).
• Perform security assessments, vulnerability remediation, and compliance reviews.
• Support audit requirements and cloud security governance initiatives.

Monitoring & Operations

• Configure OCI Monitoring, Logging, Logging Analytics, Alarms, Notifications, and Operations Insights.
• Implement proactive monitoring and alerting for critical infrastructure services.
• Perform incident management, root cause analysis, and performance optimization.
• Maintain operational dashboards, SOPs, and cloud runbooks.

Automation & Cloud Operations

• Automate infrastructure provisioning using Terraform and OCI Resource Manager.
• Develop operational automation using Shell, Python, and Ansible.
• Support Infrastructure as Code (IaC) and DevOps adoption initiatives.
• Automate patching, backup validation, monitoring, and routine administration tasks.