Senior Network Infrastructure Specialist

22 hours ago

anand, India beBeeNetwork Full time

Job DescriptionWe are seeking a skilled Network Engineer to join our team.The ideal candidate will have expertise in designing, implementing and maintaining corporate network infrastructure prioritizing security, reliability and scalability.They will lead Cisco ISE deployments and architecture design expert in RADIUS/802.1X authentication, EAP-TLS, TrustSec policies, TACACS and AAA configuration on NADs.The successful candidate will oversee and tune guest/sponsor portals, BYOD onboarding and custom portal solutions for secure and flexible network access.They will plan, document and execute Cisco ISE upgrades, patch management, gold star release evaluation and regulatory compliance.The selected candidate will integrate network systems with Azure Intune Active Directory and third-party ecosystems for device identity posture application access and security controls.They will manage end-to-end certificate lifecycle for network services ISE portals and device authentication CSR generation CA signing binding backups expiry management.Administering TACACS for secure device management and policy-based access to network infrastructure will be a key responsibility.The engineer will 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.Implementing and supporting SD-Access solutions including segmentation policy deployment and campus fabric operations will also be expected.Troubleshooting complex wireless and wired network issues, conducting log analysis, resolving authentication failures and optimizing LAN WAN performance will be critical tasks.Collaboration in global network deployments, change management and incident response, managing project documentation and coordinating across international teams and time zones will also be required.Engaging with InfoSec and IT operations for policy compliance, risk mitigation and collaborative integration projects will be an additional responsibility.Required Skills and QualificationsTechnical 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.Familiarity with 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.Preferred Qualifications:5+ years network/security engineering experience, 3+ years in secure Cisco environments.Certifications: CCNP Security, CCIE or equivalent.

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