CIS-CISCO ACI

Job Responsibilities:

• Upgrade and manage code, images, firmware, bootstrap programs, software, and security patches for network devices, including Cisco ACI, NDO, Arista CloudVision, IOS-XE, IOS-XR, NXOS, EOS, JUNOS devices, and SD Controllers.
• Replace obsolete hardware and virtual appliances with detailed planning including pre-upgrade checks, backups, compatibility validation, testing, and rollback plans.
• Perform ACI fabric code upgrades in multi-pod and multi-site environments; validate fabric policies and tenant configurations.
• Handle device replacements and code upgrades for routers running OSPF/IS-IS, BGP, MPLS VPNs, QOS, Multicasting, VPWS, and Layer 2/Layer 3 connectivity.
• Perform code upgrades and hardware replacements for Cisco Nexus and Catalyst switches; validate DC LAN features like VXLAN EVPN, vPC, FEX, QOS, and spine-leaf architecture.
• Conduct end-to-end testing of traffic forwarding, policy enforcement, and redundancy; troubleshoot configuration compatibility or protocol mismatch issues.
• Monitor network performance and stability post-upgrade, ensuring all devices operate as expected.
• Maintain comprehensive documentation, change management logs, and compliance reports.
• Ensure adherence to organizational security standards and industry best practices.
• Good to have: Knowledge of Ansible/Python for automation and troubleshooting; familiarity with cloud-native networking tools (AWS, Azure).