Network Engineer – Cisco and Juniper / ISP & Fiber Optics

Broadband Connect LLC; Upper Marlboro (MD); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k) with company match

Paid time off

Job summary

Broadband Connect LLC is seeking a Network Engineer with 3+ years in ISP environments to design, deploy, and maintain high-availability networks. You will troubleshoot Layer 2/3 and optical issues, support day-to-day service delivery, and collaborate with NOC/field teams to ensure SLA compliance.

The role requires experience with Cisco/Juniper routing, fiber optics, and carrier-grade equipment, along with strong analytical and communication skills. Competitive salary and benefits offered.

Qualifications

• Bachelor’s degree in computer science, information technology, or a related field.
• 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.

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, and 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

Network design

Troubleshooting

BGP/OSPF/MPLS

Education

Bachelor’s degree in Computer Science or Information Technology

Tools

Visio

Draw.io

Python

Ansible

Terraform

SolarWinds

PRTG

Nagios

Job description

Network Engineer – Cisco and Juniper / ISP & Fiber Optics

Broadband Connect LLC Upper Marlboro, Maryland, United States

About this position

About Broadband Connect LLC is a certified Veteran-Owned Small Business (VOSB) Minority Business Enterprise (MBE); with a management team that has more than four decades of technology systems experience; operating telecommunications, Information Technology (IT), fixed-wireless networks, data centers and computer facilities; and designing, installing, operating and maintaining inside plant fiber/copper/coaxial cable infrastructures; broadband and telephone systems for municipalities, school systems, State, commercial and Government clients throughout the United States. We have provided cable technician training services for individuals, businesses, workforce agencies, and a community college. We also offer a full range of Information Technology services for small to mid-size businesses and government agencies. All our solutions are custom-tailored to our clients’ specific needs and budget.

About the Role

We are seeking a Network Engineer with 3+ years of experience in networking, ISP (Internet Service Provider) environments, and fiber optic infrastructure. The ideal candidate will design, deploy, and maintain high-availability networks, troubleshoot complex Layer 2/3 and optical issues, and support the day-to-day operations of our service delivery infrastructure.

Key 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, and 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).

Required 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).

Preferred Qualifications

• Experience with network automation tools (Python, Ansible, Terraform).


• Familiarity with network monitoring platforms (SolarWinds, PRTG, Nagios, Cisco Prime/DNA Center).


• Experience with carrier-grade equipment (Juniper, Nokia, Cisco) is a plus.


• Understanding of VoIP/SIP trunking or telecom services.

Soft Skills

• Strong analytical and problem-solving abilities.


• Excellent communication skills (verbal and written).


• Ability to work under pressure during outages and elevate appropriately.


• Team-oriented with a proactive, ownership mindset.


• Competitive salary based on experience.


• Health, dental, and vision insurance.


• 401(k) with company match.


• Paid time off and holidays.