Network Engineer III (DCLAN)

About the Role

We are seeking a highly skilled Enterprise Data Center Engineer to join our growing infrastructure team. In this role, you will be responsible for designing, implementing, and maintaining enterprise-class data center network environments that support critical business operations. You will leverage your expertise in Cisco Nexus technologies, F5 load balancing solutions, network security, and advanced routing and switching protocols to ensure optimal performance, scalability, and availability across our data center infrastructure.

The ideal candidate is a hands-on engineer with strong troubleshooting capabilities, deep technical expertise in data center networking, and a passion for maintaining secure and highly available enterprise environments.

Work Arrangement: Hybrid (2-3 days RTO / week)
Shift Schedule: Must be amenable to work on shifting schedules including graveyard shift

Key Responsibilities

• Design, deploy, and manage enterprise data center network infrastructure using Cisco Nexus platforms (N7K, N9K, N5K, and N2K/FEX).

• Configure, administer, and optimize F5 BIG-IP load balancers, including:

  • Virtual Servers
  • Pools and Nodes
  • iRules
  • SSL Certificates and SSL Offloading

• Perform packet captures and network traffic analysis using tools such as Wireshark and tcpdump.

• Implement, support, and troubleshoot advanced data center technologies including:

  • vPC
  • FabricPath
  • VxLAN
  • LACP Port-Channels

• Maintain and support various data center architectures, including:

  • CLOS Networks
  • Three-Tier Architecture
  • Collapsed Core Design

• Diagnose and resolve issues related to Layer 2 and Layer 3 networking protocols such as STP, ARP, DHCP, HSRP, and VRRP.

• Configure and troubleshoot dynamic routing protocols including OSPF, BGP, and ISIS.

• Support software-defined and virtualized networking environments such as Cisco ACI, SD-Access, and cloud networking platforms.

• Implement and maintain enterprise network security controls, including:

  • 802.1X Authentication
  • DHCP Spoofing Prevention
  • DDoS Mitigation

• Provide operational support for Juniper EX and QFX switch platforms when required.

• Develop and maintain technical documentation, network diagrams, procedures, and configuration standards.

• Collaborate with cross-functional teams to support infrastructure projects, service improvements, and operational excellence initiatives.

Required Qualifications

Education

• Bachelor's Degree in Computer Science, Information Technology, Engineering, or a related field.
• Equivalent technical experience may be considered in lieu of formal education.

Experience

• Minimum of 7 years of experience in Enterprise Data Center Engineering, Network Engineering, or Network Operations.
• Experience supporting large-scale, mission-critical enterprise environments.

Required Certifications

• CCNP Data Center (or higher)
• F5 Certified Technology Specialist (F5-CTS)

Required Technical Skills

• Strong understanding of enterprise data center networking concepts and best practices.
• Advanced knowledge of Cisco Nexus switching platforms.
• Hands-on experience with F5 BIG-IP administration and load balancing technologies.
• Deep understanding of SSL offloading and related security principles.
• Strong Linux fundamentals and command-line troubleshooting skills.
• Expertise in Layer 2 and Layer 3 networking technologies.
• Experience analyzing network traffic and troubleshooting complex connectivity issues.
• Familiarity with network virtualization, automation, and software-defined networking solutions.
• Strong written and verbal communication skills with the ability to create clear technical documentation.

Preferred Qualifications

• Hands-on experience with Cisco Nexus and Juniper EX/QFX platforms.
• Experience managing and supporting large-scale enterprise data centers.
• Exposure to network automation and orchestration technologies.
• Knowledge of hybrid cloud networking and software-defined networking (SDN).
• Experience working in global operations environments with 24/7 support requirements.

Technology Stack

Networking Platforms

• Cisco Nexus (N7K, N9K, N5K, N2K/FEX)
• Juniper EX & QFX Series

Load Balancing

• F5 BIG-IP
• iRules
• Virtual Servers
• Pools
• SSL Management

Routing & Switching Protocols

• OSPF
• BGP
• ISIS
• STP
• ARP
• DHCP
• HSRP
• VRRP

Data Center Technologies

• VxLAN
• FabricPath
• vPC
• LACP Port-Channel

Security

• 802.1X
• DHCP Spoofing Prevention
• DDoS Mitigation

Monitoring & Analysis

• Wireshark
• tcpdump

Virtualization & Automation

• Cisco ACI
• SD-Access
• Cloud Networking