Sr. Network Engineer (HYBRID ROLE IN PHILLY)

Sr. Network Engineer My client has a full time opening for a Sr. Network Engineer. This is a hybrid role in Philly and is on site T, W and Th. You must be a Citizen or GC holder to qualify. Role will involve the following: Senior-level, hands-on network engineering role responsible for designing, implementing, managing, monitoring, and troubleshooting enterprise network infrastructure across a globally distributed organization. Owns routing, switching, firewall, network access control, load balancing, WAN connectivity, and hybrid cloud networking environments. Leads complex network implementations, upgrades, migrations, and infrastructure projects from planning through post-implementation validation. Provides Tier 3 troubleshooting, root-cause analysis, and escalation support for critical network and security issues. Designs and supports highly available, redundant, multi-site network environments using BGP, OSPF, and EIGRP.Manages enterprise security platforms including Cisco ASA/Firepower, Fortinet FortiGate, Cisco ISE, and F5 BIG-IP, with familiarity with Palo Alto Networks valued. Integrates on-premises infrastructure with AWS, Azure, and/or GCP cloud environments, including hybrid routing, VPN, and connectivity solutions. Works directly with internal stakeholders and external clients to resolve connectivity issues and communicate technical information clearly to both technical and non-technical audiences. Manages multiple concurrent projects and operational priorities while maintaining network reliability, security, and service quality. Provides technical guidance and mentorship to junior team members and contributes to network standards, documentation, and long-term infrastructure improvements. Requires 7+ years of enterprise network engineering experience, strong multi-vendor expertise, and excellent communication and problem-solving skills.