Senior Network Infrastructure Specialist

1 day ago

hubballi, India beBeeNetwork Full time

Job Title: Network Cisco ISE EngineerJoin a dynamic IT-Engineering services company that provides technology solutions to top clients worldwide.We are seeking an experienced Network Cisco ISE Engineer to join our global team. In this role, you will be responsible for designing, implementing, and maintaining corporate network infrastructure with a focus on security, reliability, and scalability.Lead the design and implementation of secure network architecture using Cisco ISE deployments and architecture design expertise in RADIUS/802.1X authentication, EAP-TLS, TrustSec policies, TACACS, and AAA configuration on NADs.Oversee guest/sponsor portals, 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.Key Responsibilities:Design, implement, and maintain corporate network infrastructure prioritizing security, reliability, and scalability.Lead Cisco ISE deployments and architecture design expert in RADIUS/802.1X authentication, EAP-TLS, TrustSec policies, TACACS, and AAA configuration on NADs.Manage end-to-end certificate lifecycle for network services, ISE portals, and device authentication (CSR generation, CA signing, binding, backups, expiry management).Administer TACACS for secure device management and policy-based access to network infrastructure.Automate network management with Python, Ansible, and REST APIs; create workflows with Cisco DNA Center (DNAC), automate inventory sync with CMDB (Freshworks, ServiceNow), and ensure API governance.Required Skills: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.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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