Note: The job is a remote job and is open to candidates in USA. ECS is a leading mid-sized provider of technology services to the United States Federal Government, seeking a Senior Network Engineer to support and maintain enterprise network infrastructure. This role involves designing, implementing, securing, and optimizing network systems that support mission-critical operations across corporate office environments and data centers.

Responsibilities

• Design, implement, and maintain network infrastructure across ECS corporate offices and data centers
• Manage core networking components, including routers, switches, firewalls, and load balancers
• Ensure high availability and performance of WAN/LAN connectivity between sites
• Support data center networking, including spine-leaf architecture, VLANs, VXLAN, and segmentation strategies
• Monitor network performance and troubleshoot issues across multiple environments
• Implement and maintain network security controls (ACLs, firewalls, VPNs, IDS/IPS)
• Collaborate with systems, cloud, and cybersecurity teams to support hybrid infrastructure
• Perform capacity planning, upgrades, and lifecycle management of network hardware/software
• Maintain documentation for network topology, configurations, and standard operating procedures
• Support incident response and root cause analysis for network outages

Skills

• Ability to pass background checks comparable to DoD Secret
• 5+ years of experience in enterprise network engineering
• Strong expertise in routing and switching (BGP, OSPF, EIGRP)
• Experience with enterprise networking vendors (Cisco, Palo Alto, SonicWall, etc.)
• Hands-on experience supporting multi-site WAN environments
• Knowledge of data center networking concepts and architectures
• Experience with network monitoring and troubleshooting tools
• Solid understanding of network security principles
• Ability to multitask and effectively prioritize competing requirements
• Familiarity with SD-WAN and MPLS technologies
• Experience with Network Access Controls (NPS, ForeScout)
• Experience with cloud networking (AWS, Azure, or hybrid connectivity)
• Knowledge of automation tools (Python, Ansible, Terraform)
• Relevant certifications (CCNP, CCIE, JNCIP, or equivalent)

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