Senior Network Engineer

Command|Link is a global SaaS Platform providing network, voice services, and IT security solutions. As a Senior Network Engineer, you will build and support the connectivity layer for managed network services, working directly with carriers and data centers.

Responsibilities:

• Design, configure, and support Layer 2 and Layer 3 network services including VLANs, QinQ, NNIs, MPLS, VRFs, BGP, OSPF, static routing, carrier Ethernet handoffs, and point-to-point circuits
• Engineer and support carrier interconnects, NNIs, Ethernet transport, wavelength services, dark fiber handoffs, and IP transit from circuit delivery through turn-up testing and troubleshooting
• Configure and support private cloud connectivity services including Azure ExpressRoute, covering BGP peering, VLAN tagging, routing policies, redundancy, and bandwidth profiles
• Validate physical and logical handoffs during circuit turn-ups, including optics, cabling, MTU, VLAN mapping, BGP sessions, and route exchange
• Support data center and colocation deployments including hardware staging, rack installation, cabling, optics, cross-connects, and vendor coordination
• Serve as an escalation point for complex connectivity, routing, and transport issues across Layer 1, Layer 2, and Layer 3
• Develop and maintain repeatable configuration templates, provisioning runbooks, and troubleshooting documentation
• Collaborate with NOC, support, implementation, and sales engineering teams and participate in maintenance windows for network changes and circuit migrations
• Takes on additional responsibilities and projects as needed to support the success of the team and organization

Requirements:

• Hands-on network engineering experience from a service provider, carrier, MSP, ISP, data center, or managed connectivity environment
• Strong working knowledge of Layer 2 and Layer 3 networking including VLANs, QinQ, trunks, NNIs, BGP, MPLS, VRFs, routing policy, IP addressing, and carrier Ethernet
• Demonstrated experience turning up and troubleshooting carrier circuits, cross-connects, and customer handoffs
• Ability to read and produce network diagrams, port maps, IP plans, VLAN assignments, and circuit documentation
• Comfortable working directly with carriers, data centers, and vendors through the full circuit lifecycle
• Experience with Azure ExpressRoute or similar private cloud interconnect services
• Familiarity with MPLS L2VPN/L3VPN, EVPN, VPLS, or carrier Ethernet design patterns
• Exposure to dark fiber, wavelength services, or optical transport concepts
• Experience with network automation, scripting, or configuration templating
• Certifications such as CCNA, CCNP, JNCIA, JNCIP, or MEF