Key Responsibilities: • Manage and administer LAN, WAN, VLAN, SD Access, Wireless, ClearPass, and ISE environments • Monitor enterprise network infrastructure and provide immediate resolution for critical issues • Perform troubleshooting across uplink, port, endpoint, IT, and OT network environments • Handle onboarding and configuration of switches and access points • Manage user authentication, Active Directory integrations, and access control activities • Troubleshoot Aruba WLC, SSID connectivity, and wireless-related issues • Perform routing-level troubleshooting involving BGP, ISIS, LISP, and VRF • Configure and troubleshoot firewall policies and coordinate with firewall vendors • Manage firmware upgrades, patches, backups, and change management activities • Coordinate with OEM vendors for hardware replacement and advanced troubleshooting • Support audits, cybersecurity hardening, and compliance activities • Participate in daily operational meetings and provide project/network status updates • Support telepresence and video conferencing infrastructure operations • Coordinate with SOC teams and support network-related project implementations Required Skills & Qualifications: • Diploma or Degree in Computer Science, Electronics, IT, or related field • 5+ years of experience in enterprise networking and NOC operations • Strong hands-on experience in VLAN, SD Access (SDA), LAN/WAN administration • Aruba certification or networking certification from reputed organizations preferred • Experience with Aruba ClearPass, Cisco ISE, Aruba WLC, and wireless environments • Strong troubleshooting skills in routing and switching technologies • Good understanding of firewall management and network security • Experience in Active Directory integration and user access management • Knowledge of BGP, ISIS, LISP, VRF, and enterprise routing concepts • Familiarity with ITIL/change management processes • Strong communication and coordination skills Preferred Skills: • Knowledge of shell scripting or automation tools • Exposure to cybersecurity hardening practices • Experience supporting IT & OT network environments • Experience in large enterprise or manufacturing environments