Network Engineer

vTech Solution; Alexandria (VA); On-site; USD 95,000 - 135,000; Full time

Job summary

vTech Solution is seeking a Senior Network and Wireless Engineer to maintain reliable wired and wireless services across multiple locations, with emphasis on configuration, routing, deployment, testing, and issue resolution.

The role requires extensive experience with Layer 2/3 networking, wireless controllers, 802.1X authentication, and multi-site operations. You will serve as Level 3 escalation and drive change management while coordinating with carriers and vendors.

Qualifications

• Minimum five years of enterprise networking experience.
• Strong background in routing, switching, and wireless deployments.
• Experience with multi-site, multi-location networks and campus environments.

Responsibilities

• Configure, troubleshoot, and optimize switches, routers, VLANs, and routed networks.
• Diagnose latency, congestion, loops, and performance issues across locations.
• Maintain configuration backups and network documentation.
• Support deployment of switches, routers, controllers, and access points.
• Review redundancy and identify single points of failure.
• Coordinate with carriers, circuit providers, and vendors for changes.
• Serve as Level 3 escalation for network and wireless incidents.

Skills

Layer 2 & 3 Networking

Enterprise Wireless Networking

802.1X / RADIUS

Wireless Controllers & APs

Network Troubleshooting

Documentation & Change Management

Multi-site Operations

Vendor & Carrier Coordination

Packet Analysis (Wireshark)

Routing Protocols (BGP/OSPF)

Tools

Wireshark

Network Management Systems

Packet Capture Tools

Job description

Job Summary:

The Network and Wireless Engineer is responsible for maintaining reliable wired and wireless network services across multiple locations. This senior-level role involves configuration, routing, deployment, wireless testing, and resolving complex connectivity issues to ensure optimal network performance and availability.

Responsibilities:

• Configure and troubleshoot switches, routers, VLANs, trunks, and routed networks.
• Diagnose network issues including latency, packet loss, loops, congestion, and performance problems.
• Maintain approved configuration backups and detailed network documentation.
• Support deployment and replacement of switches, routers, controllers, and access points.
• Review network redundancy, capacity, and identify single points of failure.
• Support DHCP, DNS, authentication, network printing, server, and endpoint dependencies.
• Troubleshoot wireless association, authentication, roaming, capacity, and interference issues.
• Conduct targeted wireless testing and validation.
• Coordinate firmware and configuration updates across devices.
• Develop implementation, testing, and rollback procedures for network changes.
• Coordinate escalations with carriers, circuit providers, and manufacturers.
• Maintain network diagrams, addressing records, configuration standards, and change logs.
• Serve as Level 3 escalation point for network and wireless incidents.

Required Skills & Certifications:

• Expertise in Layer 2 and Layer 3 networking including VLANs, spanning tree, link aggregation, routing, QoS, and redundancy.
• Experience with enterprise wireless controllers and access points.
• Knowledge of 802.1X, RADIUS, certificate-based authentication, and directory integration.
• Proficiency in packet capture and protocol analysis tools.
• Ability to analyze wireless coverage, channel usage, power levels, density, and interference.
• Skill in configuration backup and recovery processes.
• Experience with structured change and rollback planning.
• Capability to manage multi-site network operations.
• Minimum of five years enterprise networking experience.
• Minimum of three years supporting enterprise wireless environments.
• Experience in distributed public-sector, education, or campus networks.

Preferred Skills & Certifications:

• CCNP Enterprise certification or equivalent.
• Aruba professional-level certification or equivalent.
• CWNP certification.
• ITIL Foundation certification.
• Vendor-specific certifications aligned with the installed network and wireless manufacturers.

Special Considerations:

• Role may require coordination with multiple vendors and escalation points.
• Must adhere to strict change management and rollback procedures to minimize network downtime.
• Support for multi-site environments with potential for on-call or escalation duties.

Scheduling:

• Work schedule may include standard business hours with potential for after-hours support as needed for network incidents or maintenance.