Senior Network Engineer

Senior Network Escalation Engineer – Full Time

Location: Herndon, VA – Onsite

Schedule: Monday–Friday

Clearance: Active TS/SCI Required

Position Summary

We are seeking a Senior Network Escalation Engineer to provide advanced technical support for complex Federal customer environments. The role focuses on critical escalations, troubleshooting, root cause analysis, and customer engagement, with a strong emphasis on Juniper switching, data center networking, and Layer 2/Layer 3 technologies.

Key Responsibilities

• Own and resolve high-priority and business-critical customer escalations.
• Provide advanced troubleshooting, packet analysis, and root cause analysis.
• Support Juniper switching and data center technologies.
• Lead customer escalation calls, technical reviews, and onsite engagements.
• Develop workarounds, mitigations, and permanent solutions.
• Collaborate with Engineering, QA, Product Management, and Development teams.
• Document solutions and create knowledge-base and troubleshooting content.
• Mentor engineers and drive operational improvements.

Required Technical Skills

• 10+ years of networking experience; 7+ years in advanced escalations.
• Extensive experience with Juniper EX and QFX platforms.
• Strong Layer 2/Layer 3 networking knowledge.
• EVPN/VXLAN and data center fabric architectures.
• BGP, OSPF, multicast, IGMP/IGMP Snooping, and PIM.
• VLANs, STP/RSTP/MSTP, LACP, VRRP, QoS/CoS, and 802.1X.
• TCP/IP, DNS, DHCP, ARP, ICMP, TCP/UDP, and VPN technologies.
• Strong packet capture and protocol troubleshooting skills.
• Experience with Linux-based systems and troubleshooting tools.
• Excellent customer-facing communication and problem-solving skills.

Preferred Qualifications

• Juniper MX, MPLS, L2/L3 VPNs, or SRX firewalls.
• Python, Perl, Shell, or network automation experience.
• JNCIP/JNCIE or CCNP/CCIE certifications.
• Bachelor's degree in Computer Science, IT, Engineering, or related field.