Job Description

Job Description

Sr. Network Engineer L3/L4

Location: Dallas, TX

Duration : 6 months +

Certifications: CCNP or CCDP level and above.

Top Skills:

1. Advanced Network Architecture, Design & Troubleshooting

The role requires deep expertise in:

• Designing and analyzing complex LAN/MAN/WAN architectures
• Routing and routed protocols (TCP/IP, OSI model)
• Wireless networks (Cisco preferred)
• Network Access Control (Cisco ISE)
• Packet analysis, diagnostics, and monitoring tools
• Performing end‑to‑end lifecycle work: design → implementation → maintenance → troubleshooting
• This is the core technical skill the job depends on.

2. Network Performance Management & Operational Reliability

The position puts heavy emphasis on maintaining and optimizing network reliability:

• Monitoring system performance and availability
• Capacity planning and resource utilization trending
• Conducting system upgrades and proactive maintenance
• Identifying issues before they impact operations
• Developing technical standards and documentation
• Ensuring continuous uptime and meeting SLAs

Responsible for performing network design & analysis of existing and new architectures, routing and restoration approaches: developing systems specifications, technical implementation plans and coordinating complex installation projects with clients and vendors without supervision. The role will provide support for the existing and future network infrastructure to meet business objectives and SLAs.

MINIMUM REQUIREMENTS

Education

• Bachelor's degree or equivalent experience preferably in Computer Science, Information Systems, Management Information Systems, Business, Engineering, or related field.

Experience

• Five years of network support, operations and/or planning experience working in a multi-LAN/MAN/WAN environment designing and implementing network configurations.
• Cisco wireless networking experience preferred
• Cisco ISE experience preferred
• Cisco DNA/DNAC experience preferred.
• ecurity/Firewall appliance experience preferred
• In depth understanding of networking, routing, and routed protocols
• Solid understanding of the OIS and TCP/IP model
• Experience with network monitoring, network diagnostic, and network/packet analytics tools

Equivalent Education and/or Experience

• May have an equivalent combination of education and/or experience in lieu of specific education and/or experience as stated above.

Certification/Registration/Licensure

• Cisco Certified Network Associate (CCNA) certification or greater preferred.

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