Senior network security consultant (Noida)

Job Posting: Senior Network Security Consultant (Contract) Duration: Estimated 610 Weeks (Project-Based) Location: Remote Reports To: Project Manager Overview We are seeking an experienced Senior Network Security Consultant to assist with a network assessment, redesign, and security enhancement project for a client operating a Fortinet-based infrastructure. The consultant will be responsible for evaluating the current environment, developing network and security architecture recommendations, implementing approved changes, and producing qualified technical documentation. This engagement requires a hands-on engineer who can work independently, communicate effectively with both technical and non-technical stakeholders, and deliver high-quality documentation and implementation services. Project Scope The consultant will perform the following activities: Network Assessment & Discovery Review and assess existing Fortinet infrastructure, including: Forti Gate Firewalls Forti Switches Forti AP Wireless Access Points Analyze network topology, VLAN structure, routing, VPNs, and security policies. Identify configuration issues, security risks, and performance concerns. Documentation & Diagramming Develop current-state network documentation, including: Physical network diagrams Logical network diagrams Security zone diagrams Network inventory documentation Document traffic flows and application dependencies. Security Review Conduct a firewall and network security assessment using: CIS Controls Fortinet best practices Industry-standard network security principles Review: Administrative access controls VPN security Network segmentation Firewall rule design Logging and monitoring Security profiles and threat protection features Future-State Design Design a secure and scalable network architecture. Create: Security zone architecture VLAN segmentation strategy Traffic flow matrix Future-state logical network diagrams Develop implementation recommendations and remediation plans. .