Share this job SVGs not supported by this browser. Description Symmetrio is seeking a Senior Network Architect to support a large government organization. In this hands-on leadership role, you will drive enterprise-level network initiatives, combining deep technical expertise with strategic architectural vision. The ideal candidate will help stabilize and enhance network infrastructure, ensuring high availability across data center, WAN, and security environments. Responsibilities include the design and implementation of Juniper and Palo Alto solutions supporting VoIP, IP video, and other high-demand services. This is an on-site position in Philadelphia, requiring full-time presence five days per week. The salary range for this role is $135,000 to $185,000, based on experience. Responsibilities Design and deploy scalable and secure WAN, LAN, and data center networks leveraging Juniper MX, EX, and QFX platforms Lead network architecture and cutovers for MPLS core environments, including L2/L3 VPNs, Traffic Engineering, and RSVP/LDP Develop and optimize complex BGP routing policies for multi-homed internet connectivity and inter-AS routing Implement Quality of Service (QoS) for VoIP and IP Video environments to ensure consistent performance Architect and maintain network infrastructure for large-scale IP Video Surveillance (IPVS) systems Configure and manage Palo Alto and Juniper SRX firewalls, including policies, VPNs, and segmentation strategies Conduct capacity planning and performance analysis for high-volume video and voice transport Provide senior-level escalation support for complex network issues and lead root cause investigations Collaborate closely with network operations teams to ensure seamless integration and operational continuity Requirements 10+ years of progressive network engineering experience, with at least 3 years in an architect or lead role Deep hands-on experience with Juniper MX, EX/QFX, and SRX platforms Expert-level understanding of BGP, MPLS (LDP, RSVP-TE), and VPN architectures Proficient with Palo Alto Networks firewalls and Panorama management Demonstrated experience with QoS, VoIP, and IP video network design and troubleshooting Strong analytical, troubleshooting, and documentation skills Excellent communication and collaboration abilities Preferred Juniper certifications (JNCIP, JNCIE, or equivalent) Experience automating configurations (Python, Ansible, or similar) Background supporting large-scale public sector or enterprise network environments Benefits Health Care Plan (Medical, Dental & Vision) 401k Retirement Plan (4% match) Paid Time Off (Vacation, Sick & Public Holidays) Apply for this job