Network Engineer II/III
Location: Philadelphia, PA
Job Type: Long-Term Contract
Work Setting: Onsite
Project Overview
We are supporting a large-scale airport technology environment that requires skilled IT professionals to help maintain, enhance, and support critical computer and information systems across multiple airport facilities. These long-term contract opportunities involve working within a complex, mission-critical infrastructure that supports airport operations, security, communications, and enterprise technology services. Successful candidates will play a key role in ensuring the reliability, performance, and continuous improvement of IT systems in a dynamic operational environment.
Responsibilities
Design, configure, install, and maintain enterprise network infrastructure including routers, switches, wireless controllers, firewalls, and related technologies.
Perform advanced troubleshooting for network outages, wireless connectivity issues, routing challenges, firewall configurations, and telecom services.
Monitor network performance in real time and respond to incidents to ensure maximum system availability.
Manage network configurations, change control processes, and capacity planning initiatives.
Implement network security measures including segmentation, access control, and VPN solutions.
Conduct performance analysis and optimize network reliability, throughput, and overall efficiency.
Maintain accurate network documentation, diagrams, inventory records, and configuration standards.
Support infrastructure and capital projects by reviewing technical requirements and assisting with deployments.
Coordinate with vendors, contractors, and internal teams to resolve issues and support network initiatives.
Perform other related duties as assigned.
Requirements
5–7 years of progressively responsible experience implementing and supporting enterprise network environments.
Strong knowledge of LAN/WAN design, routing and switching protocols including OSPF, BGP, STP, VLANs, and network segmentation.
Experience with wireless technologies, network firewalls, VPNs, and network access control solutions.
Strong troubleshooting skills with experience in real-time network monitoring, incident response, and root-cause analysis.
Knowledge of network security standards, best practices, and enterprise security frameworks.
Experience with network management and monitoring platforms such as SolarWinds, Extreme Management, Cisco Prime, or similar tools.
Ability to create and maintain technical documentation including network diagrams, change plans, and configuration records.
Strong communication skills with the ability to explain technical concepts to both technical and non-technical audiences.
Professional certifications such as CCNA, CCNP, JNCIS, or PCNSE are preferred.
Experience with Extreme Networks technologies and certifications is a plus.