Network Engineer III

QTS Data Centers•Atlanta, GA

About The Position

QTS is a global digital infrastructure company that designs, builds, and operates data centers supporting AI, cloud, and digital transformation initiatives. The Network Engineer III provisions, deploys, operates, and maintains QTS-managed network services for customers and internal QTS customers. The role requires a fundamental understanding of physical and virtual networking, firewall management, and associated automation. It also provides escalated networking support to the Operations Service Center (OSC), with an expectation of continued technical and professional growth. The role works with a wide range of networking technologies, including routing and switching platforms, network security, VPNs, DDoS mitigation, and DWDM optical networks. The engineer manages assigned tickets to meet service-level agreements and support customer satisfaction, and works with the 24x7x365 Operations Service Center with flexibility in availability as needed.

Requirements

  • BS degree in Computer Science, Management Information Systems, Engineering, or another related field, or equivalent professional experience.
  • Seven or more years of progressive IT engineering experience.
  • Five or more years of professional network engineering experience.
  • Advanced proficiency with at least two of the following protocols: BGP, OSPF, HSRP, EIGRP, or MPLS.
  • Solid understanding of anti-DDoS and IPS/IDS solutions.
  • CCNA certification or equivalent.
  • U.S. citizenship is required by law due to federal customer contracts.
  • Strong communication skills, including the ability to convey technical requirements and concepts to technical and non-technical clients and corporate audiences.
  • Excellent written and oral communication, problem-solving, and process-management skills.
  • Ability to work well within a team environment in a matrixed organization.
  • Strong interpersonal skills and ability to interface with all levels of the organization.

Nice To Haves

  • CCNP or JCNP (Juniper) certification.
  • Two or more years of experience with a service provider, preferably in a data center environment.
  • Advanced ability with route optimization software automation policies and monitoring.
  • Advanced ability to configure site-to-site and client-to-site VPNs from scratch.
  • Advanced ability to perform code upgrades and vulnerability management.
  • Advanced knowledge of network device HA configurations.
  • Experience working with network security components such as firewalls, VPNs, load balancers, and IPS/IDS.
  • Advanced skill level with Cisco iOS, iOS-XR, and/or Nexus OS (NX-OS).
  • Hands-on experience configuring, testing, and troubleshooting Cisco routing, switching, and security platforms such as Catalyst 6500/7600, Nexus 9000/7000, and ASR 9000.

Responsibilities

  • Troubleshoot and support networking concepts and protocols such as BGP, OSPF, VLAN/PVLAN, STP, HSRP/VRRP, IP subnetting, and routing, while developing knowledge of additional protocols and advanced technologies.
  • Configure, test, and troubleshoot platforms such as ASR 9000 and Nexus 7000–9000.
  • Engineer and test DDoS and traffic mitigation techniques and solutions.
  • Troubleshoot DWDM optical network solutions.
  • Apply current industry knowledge to peering/IX/NAP issues, contemporary network architectures, network security protocols and procedures, and network scaling and capacity issues.
  • Work with Cisco routing and switching platforms, including Catalyst 6500/7600, ASR 9000, and Nexus.
  • Manage assigned tickets to ensure SLA compliance and customer satisfaction.
  • Troubleshoot network port configuration issues.
  • Understand prefix and access lists and read and comprehend traceroutes.
  • Create A, C, and MX records using basic DNS knowledge.
  • Configure site-to-site and client-to-site VPNs.
  • Maintain and troubleshoot VPNs, including checking Phase 1 and Phase 2.
  • Triage and escalate tickets according to QTS policy.
  • Conduct firewall rule changes.
  • Work with the 24x7x365 Operations Service Center and be flexible in availability as needed.

Benefits

  • Medical, dental, vision, life, and disability insurance.
  • 401(k) retirement plan with Roth and Traditional matching contributions and immediate vesting.
  • Flexible spending and HSA accounts.
  • Paid holidays, paid time off, paid volunteer days, and floating holidays.
  • Bonus eligibility; the posting also states that every employee is bonus or commission eligible.
  • Employee assistance program.
  • Tuition assistance and tuition reimbursement.
  • Parental leave.
  • Military leave assistance and military benefits package.
  • QTS scholarship for employee dependents.
  • Wellness program.
  • Stock Purchase Plan (SPP).
  • Pet and legal insurance.
  • Q-Rest Sabbatical Program.
  • Q-Anniversary Service Award Program.
  • QTS Charitable Matching Gift Program.
  • QTS Crisis Fund.
  • Holiday compensation when working on holidays.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service