Senior Network Engineer – Data Center Networking

QTS Realty Trust; Atlanta, Suwanee (GA, GA); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Medical, dental, vision benefits

401(k) plan with matching

Paid holidays and time off

Bonus eligible

Job summary

QTS Realty Trust is seeking a Network Engineer III to provision, deploy, and operate managed network services for customers and internal teams. The role focuses on physical/virtual networking, firewall management, and automation enhancements, with escalation support for the Operations Service Center.

The ideal candidate brings extensive routing and switching experience, CCNA certification, and a strong understanding of security, DDOS mitigation, and VPN technologies.

Qualifications

• BS degree in Computer Science, MIS, Engineering or related field or equivalent professional experience.
• Seven+ years IT engineering experience; five+ years professional network engineering.
• CCNA certification or equivalent.
• US Citizenship required due to federal contracts.

Responsibilities

• Troubleshoot and support networking concepts and protocols (BGP, OSPF, VLAN/PVLAN, STP).
• Configure, test and troubleshoot on platforms like ASR 9000, Nexus 7000–9000; test DDOS and traffic mitigation.
• Troubleshoot DWDM optical networks and network security protocols.
• Manage routing and switching platforms (Cisco Catalyst, ASR, Nexus).
• Maintain tickets to meet SLA and customer satisfaction; escalate per policy.
• Configure site-to-site and client-to-site VPNs; manage VPNs and Phase 1/2.

Skills

BGP/OSPF expertise

Network troubleshooting

Firewall management

DNS/dns records

VPN configuration

Education

BS degree in Computer Science/Engineering or related field

CCNA certification

Job description

QTS Realty Trust is seeking a Network Engineer III to provision, deploy, and operate managed network services for customers and internal teams. The role focuses on physical/virtual networking, firewall management, and automation enhancements, with escalation support for the Operations Service Center.

The ideal candidate brings extensive routing and switching experience, CCNA certification, and a strong understanding of security, DDOS mitigation, and VPN technologies.