Job Description

Title: Senior Network Engineer Location: Mechanicsville, VA 23116 Duration: 8+ Month Contract Interview Type: Webcam and In-Person

Client is seeking an experienced Senior Network Engineer to implement and support the agency s IT network infrastructure. This role involves hands-on work with network components, documentation, analysis, troubleshooting, and collaboration with internal teams to maintain optimal network performance and reliability.

• Implement, configure, upgrade, and troubleshoot enterprise routers, switches, VPN concentrators, firewalls, wireless access points, and load balancers.
• Perform day-to-day support and documentation of client s network infrastructure.
• Diagnose network issues using diagnostic tools, line monitors, and test equipment.
• Collaborate with IT suppliers and stakeholders to ensure accurate and up-to-date configurations.
• Support network troubleshooting and issue resolution to maintain uptime and application performance.
• Assist in network infrastructure upgrades and installations across agency facilities.
• Work closely with cloud and DevSecOps teams to optimize hybrid connectivity and SD-WAN
• Create and maintain documentation, network topology diagrams, IP schemes, firewall rules, and access controls.
• Work independently on assigned projects and initiatives.
• Maintain an active industry-standard networking certification (e.g., Cisco CCNA, Juniper JNCIA-Junos, etc.).

• 8+ years of hands-on experience with enterprise routers, switches, VPNs, firewalls, wireless access points, and load balancers.
• Proven experience designing, installing, and troubleshooting LAN and WAN enterprise networks.
• In-depth network engineering and design
• Strong understanding of network security, architecture standards, and compliance monitoring.
• Expertise in building scalable, fault-tolerant network architectures.
• Experience in performance tuning, system monitoring, metrics collection, and disaster recovery.
• Proficiency in creating network diagrams using tools like Visio.
• Advanced knowledge of networking protocols and features including ARP, CDP, EIGRP, OSPF, BGP, VTP, EtherChannel, 802.1Q trunking, HSRP, QoS, multicast, IPsec, RADITACACS+, SNMP, BRI/PRI, MPLS.
• Active network certification (e.g., Cisco CCNA, Juniper JNCIA-Junos).

• 3+ years of experience with SD-WAN
• 3+ years of experience working with cloud networking and hybrid network topologies.

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