580303_Network Engineer

Job Description – Network Engineer / Network Consultant (CISCO ACI, Cisco IOS/NX-OS,  F5 LTM, Infoblox, Network TAP)
Position Summary
We are seeking an experienced Network Engineer/Consultant responsible for designing, implementing, operating, and troubleshooting enterprise and data center network infrastructure. The role requires hands-on expertise in Cisco IOS/NX-OS, Cisco ACI, F5 LTM, Infoblox DDI, and Network TAP solutions to support business-critical environments.
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Key Responsibilities
Cisco Routing & Switching (IOS/NX-OS)
• Configure, deploy, and support Cisco Catalyst and Nexus switches.
• Manage Layer 2 and Layer 3 network infrastructure, including: 
o VLANs
o STP/RSTP/MST
o EtherChannel/VPC
o OSPF
o BGP
o HSRP/VRRP
• Perform configuration changes, upgrades, and network optimization.
• Troubleshoot network incidents and perform root cause analysis.
Cisco ACI
• Deploy and administer Cisco Application Centric Infrastructure (ACI).
• Configure and manage: 
o Fabric Policies
o Tenants
o VRFs
o Bridge Domains
o EPGs
o Contracts
o L3Out
• Implement multi-tenant network architectures.
• Troubleshoot ACI fabric, APIC controllers, and endpoint connectivity issues.
F5 LTM Administration
• Configure and manage F5 Local Traffic Manager (LTM) environments.
• Create and maintain: 
o Virtual Servers
o Pools
o Health Monitors
o iRules
o SSL Profiles
• Perform application load balancing and traffic optimization.
• Support SSL offloading and application availability requirements.
Infoblox DDI Management
• Administer DNS, DHCP, and IP Address Management (IPAM) services.
• Manage DNS zones, DHCP scopes, and IP allocation policies.
• Maintain IP inventory and address planning.
• Troubleshoot DNS and DHCP-related issues.
• Implement DNS security and best practices.
Network TAP & Monitoring Infrastructure
• Deploy and manage Network TAP devices and packet broker solutions.
• Support network visibility and traffic monitoring platforms.
• Coordinate TAP installation, maintenance, and firmware upgrades.
• Analyze packet captures using tools such as Wireshark.
• Ensure optimal traffic distribution to monitoring and security tools.
Operations & Support
• Handle incident, change, and problem management activities.
• Prepare and maintain network documentation, diagrams, SOPs, and implementation plans.
• Participate in maintenance activities and after-hours support when required.
• Collaborate with application, security, and infrastructure teams.
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Required Skills
• Cisco IOS and NX-OS Administration
• Cisco Nexus 3K/5K/7K/9K Platforms
• Cisco ACI Architecture and Operations
• F5 LTM Configuration and Troubleshooting
• Infoblox DDI (DNS, DHCP, IPAM)
• Network TAP and Packet Broker Technologies
• OSPF, BGP, HSRP, VRRP, VLAN, VXLAN
• TCP/IP, DNS, DHCP, NAT, Load Balancing
• Wireshark and Packet Analysis
• Network Monitoring Tools
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Preferred Qualifications
• Industry certifications preferred: 
o CCNP Enterprise / CCNP Data Center
o CCIE (Preferred)
o Cisco ACI Specialist
o F5 Certified Administrator (CA)
o Infoblox Certified Professional
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Key Competencies
• Strong troubleshooting and analytical skills.
• Excellent documentation and communication abilities.
• Experience working in large enterprise or managed services environments.
• Ability to manage multiple priorities and deliver under tight deadlines.
Cisco IOS/ NXOS, ACI