Secure Network Architect

5 days ago

Jamnagar, India beBeeCybersecurity Full time

Job Title: Cybersecurity EngineerWe are seeking a highly skilled and experienced Cybersecurity Engineer to join our team. As a key member of our security team, you will be responsible for designing, implementing, and maintaining secure network infrastructure.Main Responsibilities:Design and implement corporate network infrastructure prioritizing security, reliability, and scalability.Lead the deployment of Cisco ISE solutions and design architecture for RADIUS/802.1X authentication, EAP-TLS, TrustSec policies, TACACS, and AAA configuration on Network Access Devices (NADs).Oversee and tune guest/sponsor portals, Bring Your Own Device (BYOD) onboarding, and custom portal solutions for secure and flexible network access.Plan, document, and execute Cisco ISE upgrades, patch management, gold star release evaluation, and regulatory compliance.Integrate network systems with Azure/Intune, Active Directory, and third-party ecosystems for device identity/posture, application access, and security controls.Manage end-to-end certificate lifecycle for network services, ISE portals, and device authentication (Certificate Signing Request (CSR) generation, CA signing, binding, backups, expiry management).Administer TACACS for secure device management and policy-based access to network infrastructure.Automate network management using Python, Ansible, and REST APIs; create workflows with Cisco DNA Center (DNAC), automate inventory sync with Configuration Management Database (CMDB) (Freshworks, ServiceNow), and ensure API governance.Implement and support Software-Defined Access (SD-Access) solutions, including segmentation, policy deployment, and campus fabric operations.Troubleshoot complex wireless and wired network issues, conduct log analysis, resolve authentication failures, and optimize LAN/WAN performance.Collaborate in global network deployments, change management, and incident response—manage project documentation and coordinate across international teams and time zones.Engage with Information Security and IT Operations for policy compliance, risk mitigation, and collaborative integration projects.Requirements:Advanced proficiency in Cisco ISE administration, DNA Center, SD-Access, LAN/WAN, wireless networks, and 802.1X protocols.Deep understanding of RADIUS, EAP-TLS, TrustSec, TACACS, AAA policies, and NAD configuration.Hands-on experience with ISE portals, certificate management, upgrade procedures, regulatory compliance, and security patching.Familiarity with IT Service Management (ITSM) tools (JIRA, Freshworks/Freshservice, ServiceNow) and cloud integration (Azure, AWS).Proven automation skills using Python, Ansible, REST APIs; experience integrating with ITSM tools (JIRA, Freshworks/Freshservice, ServiceNow) and cloud platforms (Azure, AWS).Strong troubleshooting, documentation, and time zone coordination abilities; effective communicator with cross-functional and global teams.Preferred Qualifications:5+ years network/security engineering experience, 3+ years in secure Cisco environments.Certifications: CCNP Security, CCIE, or equivalent.

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