OCI Network Security Consultant

We are seeking an experienced Oracle Cloud Infrastructure (OCI) Network & Security Administrator responsible for designing, implementing, securing, and managing cloud network architectures on OCI. The role focuses on VCN design, network segmentation, secure connectivity, firewall/WAF operations, monitoring, and incident response. You will work closely with platform, applications, and security teams to maintain a stable, secure, and high‑performing OCI environment.

1. OCI Networking Architecture & Operations

• Design, deploy, and manage Virtual Cloud Networks (VCNs), subnets, DRGs, LPGs, and network gateways (IGW, NGW, SGW).
• Configure routing, security lists, network security groups (NSGs), and VCN peering (local & remote).
• Manage site to site VPN, FastConnect, and hybrid network connectivity with on premises data centers.
• Implement load balancing (public, private) and troubleshooting L3/L4 traffic flows.
• Optimize network performance, resilience, and throughput across multi region architectures.

1. Cloud Security Architecture (Core Focus)

• Implement and manage OCI IAM, policies, dynamic groups, security zones, compartment strategies, and Zero Trust principles.
• Configure WAF, Cloud Guard, Vulnerability Scanning Service (VSS), Bastion, and KMS/Encryption for data protection.
• Enforce network segmentation, micro segmentation, and least privilege designs.
• Develop and maintain security baselines aligned with industry standards (NIST, CIS, ISO).
• Monitor security events, respond to incidents, and remediate vulnerabilities.

1. Firewall, Perimeter & VPN Security

• Configure and maintain next gen firewalls, IPS/IDS, and web security layers in OCI and hybrid environments.
• Manage IPSec VPN, SSL/TLS, certificate management, and encrypted tunnel performance.
• Create firewall rule sets, NAT policies, and security filters ensuring minimal attack surface.

1. Governance, Compliance & Audit Readiness

• Implement OCI native compliance tools and prepare environments for audits (SOX, HIPAA, PCI as applicable).
• Document network/security architectures, runbooks, and operational procedures.