Network Engineer - Cisco & Juniper (ISP & Fiber)

Broadband Connect LLC; Upper Marlboro (MD); On-site; USD 85,000 - 130,000; Full time

Job summary

Broadband Connect LLC in Maryland seeks a Network Engineer with 3+ years of experience in Cisco and Juniper networking, ISP environments, and fiber optic infrastructure. You design, deploy, and maintain high-availability networks, troubleshoot Layer 2/3 and optical issues, and support daily service delivery operations.

The role emphasizes BGP/OSPF/MPLS routing, WAN/LAN management, VPNs, and security practices. IOS/IOS-XE/IOS-XR and Junos experience are required for success.

Qualifications

• Bachelor’s degree in computer science, Information Technology, or a related field (or equivalent experience).
• 3+ years of hands‑on experience as a Cisco or Juniper network engineer.
• Proven experience in an ISP, carrier, or service provider environment.
• Strong knowledge of Cisco and Juniper routing/switching protocols (BGP, OSPF, EIGRP, MPLS, STP).
• Familiarity with fiber optic technologies: single mode/multi‑mode, DWDM/CWDM, SONET/SDH, OTDR testing, and optical power budgets.
• Experience with Cisco IOS, IOS‑XE, and/or IOS‑XR platforms.
• Experience with Juniper Junos software platforms
• Ability to troubleshoot Layer 2/3 issues independently.
• Valid driver’s license (if field work is required).

Responsibilities

• Design, configure, and maintain Cisco and Juniper routers, switches, and firewalls in ISP and enterprise environments.
• Monitor, troubleshoot, and optimize network performance, including BGP, OSPF, EIGRP, MPLS, and IP routing/switching.
• Support fiber optic infrastructure: troubleshoot physical layer issues, interpret OTDR/loss measurements, and coordinate with field teams on link provisioning and repairs.
• Manage WAN/LAN circuits, VPNs (IPSec/Dynamic), VLANs, QoS, and carrier interconnects.
• Perform root cause analysis on network incidents, elevate to vendors/carriers as needed, document resolutions.
• Maintain accurate network documentation, diagrams (Visio/Draw.io), and configuration backups.
• Assist in capacity planning, upgrades, and migrations (e.g. IOS/IOS-XE/IOS-XR, ASR/Catalyst/Nexus platforms).
• Collaborate with NOC/operations teams to ensure SLA compliance and minimize downtime.
• Implement and enforce network security best practices (ACLs, NAC, firewall policies).

Skills

Cisco routing

Juniper routing

BGP

OSPF

MPLS

WAN/LAN

VPN/IPSec

Troubleshooting

Network documentation

Team collaboration

Education

Bachelor’s degree in CS/IT or equivalent

Tools

Cisco IOS (IOS-XE/IOS-XR)

Juniper Junos

OTDR testing

Visio/Draw.io

Job description

Broadband Connect LLC in Maryland seeks a Network Engineer with 3+ years of experience in Cisco and Juniper networking, ISP environments, and fiber optic infrastructure. You design, deploy, and maintain high-availability networks, troubleshoot Layer 2/3 and optical issues, and support daily service delivery operations.

The role emphasizes BGP/OSPF/MPLS routing, WAN/LAN management, VPNs, and security practices. IOS/IOS-XE/IOS-XR and Junos experience are required for success.