Junior Network Engineer - ResiBridge

About the role

ResiBridge is seeking a motivated Junior Network Engineer to support the operation, deployment, and continued growth of our ISP network.

Responsibilities

• Monitor network health, availability, capacity, and performance using platforms such as Grafana, Prometheus, and vendor management systems.
• Investigate network alerts, customer impacting incidents, equipment outages, and performance issues.
• Perform initial troubleshooting of routers, switches, wireless systems, OLTs, ONTs, and related network infrastructure.
• Gather relevant logs, configurations, monitoring data, packet captures, and field information before escalating complex issues.
• Assist with diagnosing DHCP, DNS, VLAN, routing, switching, NAT, wireless, and general connectivity problems.
• Participate in planned network maintenance, upgrades, configuration changes, and service migrations.
• Follow established escalation, change-control, and incident-response procedures.
• Provision and configure routers, switches, access points, OLTs, wireless bridges, and other network equipment.
• Aid in MikroTik RouterOS configuration, validation, backups, upgrades, and troubleshooting.
• Maintain addressing plans, VLAN assignments, equipment records, configuration standards, and network documentation.
• Aid in testing new equipment, software versions, configurations, and network designs before production deployment.
• Support the installation, testing, maintenance, and troubleshooting of fiber-optic and high-capacity wireless networks.
• Assist with the deployment and operation of GPON and XGS-PON infrastructure, including OLTs, ONTs, splitters, and optical distribution systems.
• Perform or assist with fiber continuity testing, optical power measurements, connector inspection, cleaning, and basic fault isolation.
• Support point-to-point and point-to-multipoint wireless systems operating in the 5 GHz, 24 GHz, 60 GHz, and 70/80 GHz frequency bands.
• Assist with wireless alignment, signal verification, interference analysis, capacity review, and link-performance optimization.
• Review field surveys, installation photos, path information, equipment locations, and closeout documentation.
• Perform occasional on-site installations, equipment replacements, maintenance, testing, and troubleshooting.
• Cookordination with field technicians, contractors, property staff, vendors, and service providers.
• Confirm that field work has been completed according to the approved design and documentation.
• Identify missing information, workmanship concerns, safety issues, or installation deficiencies and clearly document required corrections.
• Aid with structured cabling, equipment mounting, labeling, and network hardware installation when needed.
• Perform basic Linux system administration and troubleshooting.
• Create and maintain clear documentation for network configurations, troubleshooting procedures, deployments, and incident responses.
• Maintain accurate records in systems such as NetBox, inventory platforms, configuration repositories, and ticketing systems.
• Aid with Python, Bash, API, or other automation projects that improve reliability and reduce repetitive manual work.
• Help develop repeatable procedures, checklists, and internal standards as the network and engineering team grow.

Qualifications

• Strong foundational knowledge of TCP/IP networking.
• Understanding of subnetting, VLANs, DHCP, DNS, NAT, switching, and basic routing concepts.
• Hands-on experience with routers, managed switches, wireless equipment, servers, or similar technical systems.
• Ability to troubleshoot problems methodically and communicate findings clearly.
• Comfortable working with command-line interfaces and basic Linux tools.
• Ability to follow documented procedures while recognizing when escalation is required.
• Strong attention to detail and commitment to accurate documentation.
• Able to manage multiple priorities in a growing and fast-moving environment.
• Strong written and verbal communication skills.
• Able to work independently while also collaborating closely with engineering, operations, field teams, and vendors.
• Willingness to perform occasional field work and planned after-hours maintenance.
• Valid driver’s license and ability to travel throughout the New York City metropolitan area.
• Ability to lift and transport equipment weighing up to 50 pounds.
• Legal authorization to work in the United States without current or future employer sponsorship.
• One to three years of relevant experience in network operations, technical support, systems administration, telecommunications, field services, or a related technical role is preferred.
• Relevant internships, military experience, home labs, certifications, personal projects, and demonstrated hands-on technical aptitude will also be considered.
• A bachelor’s degree in networking, computer science, information technology, engineering, or a related field is preferred but not required.
• Experience in all of the following areas is not required. Training will be provided to the right candidate.
• MikroTik RouterOS
• Ubiquiti, Cambium, Siklu, TP-Link, or similar network equipment
• OSPF, BGP, or other dynamic routing protocols
• GPON, XGS-PON, OLTs, ONTs, and passive optical networks
• Fiber-optic testing, cleaning, troubleshooting, or installation
• Point-to-point or point-to-multipoint wireless systems
• Grafana, Prometheus, Wireshark, SNMP, or similar monitoring and diagnostic tools
• Linux system administration
• Docker or containerized applications
• Python, Bash, APIs, or network automation
• NetBox or other infrastructure-management platforms
• AWS or other cloud platforms
• Structured cabling and low-voltage infrastructure
• Network security fundamentals
• ISP, telecommunications, managed services, or multifamily network environments