Senior Network Security Engineer

Role: Senior Network Security Engineer

Location: Richmond, VA (Onsite)

Duration: 12 Months

Must have:

Palo Alto firewall or security

SD-WAN - Cisco

Networking

Key Responsibilities

Architecture & Design

Lead design and implementation of enterprise and cloud networking architectures (Azure, AWS, hybrid) Develop and execute network consolidation strategies across multiple environments and business units Architect secure, scalable connectivity patterns including:

Site-to-site and client VPNs

SD-WAN deployments

Cloud transit hubs and hub/spoke models

Define standards for routing, segmentation, and high availability Cloud Networking

Design and manage networking in Azure and familiarity AWS, and Google Cloud Platform.

Implement and maintain:

Virtual networks (VNets/VPCs)

Peering and private connectivity (ExpressRoute, Direct Connect) Network security controls (NSGs, firewalls, routing tables) Integrate on-prem and cloud environments.

Routing & Core Networking

Design and troubleshoot complex routing environments using:

BGP, OSPF/EIGRP

Optimize routing policies for performance, failover, and traffic engineering Lead troubleshooting of latency, packet loss, and asymmetric routing issues Security & Firewalls

Manage next-gen firewall solutions, primarily:

Palo Alto Networks firewalls (PAN-OS, Panorama) Define and enforce security policies, NAT, and segmentation strategies Partner with security teams on threat mitigation and compliance requirements SD-WAN & Branch Networking

Design and support SD-WAN solutions using:

Cisco Viptela / Cisco SD-WAN

Manage and optimize branch networking using:

Cisco Meraki (full stack: MX, MS, MR)

Ensure consistent policy, performance, and visibility across all sites Carrier & Vendor Management

Act as primary technical liaison with telecom carriers and ISPs Lead troubleshooting of circuit issues (latency, outages, routing anomalies) Validate and design circuit turn-ups (DIA, MPLS, broadband, LTE/5G) Coordinate with vendors during deployments, escalations, and outages Operations & Leadership

Serve as Tier 3 escalation point for network-related incidents Mentor junior engineers and provide technical guidance Develop and maintain documentation, standards, and runbooks Participate in on-call rotation as needed Required Qualifications

8 12+ years of experience in enterprise networking Deep expertise in BGP routing and network design Strong hands-on experience with:

Palo Alto Networks firewalls

Cisco SD-WAN (Viptela)

Cisco Meraki full stack

Proven experience designing and implementing cloud networking architectures Strong troubleshooting skills across routing, firewall, and connectivity domains Experience working directly with telecom carriers and ISPs Preferred Qualifications

Experience with:

Multi-tenant or multi-environment network consolidation Certifications (preferred but not required):

CCNP/CCIE

PCNSE (Palo Alto)

Azure Network Engineer Associate (AZ-700) AWS Advanced Networking Specialty