L1/L2 Network & Infrastructure Engineer

Job Description

Job Title: L1/L2 Network & Infrastructure Engineer

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Location: Mount Washington, Kentucky — Onsite

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Job Type: 12-month Contract

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Role Summary

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The L1/L2 Network & Infrastructure Engineer provides first-level monitoring, troubleshooting, and incident response support for network and infrastructure systems at a Louisville, KY facility. The engineer responds to alerts across LAN, WAN, VLAN, firewall, and server environments, performing initial diagnostics and escalating complex issues with thorough documentation. The role also covers server health checks, backup job monitoring, and user access support during incidents. Candidates must be available for weekend and off-hours shifts as part of normal engagement

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Key Responsibilities

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• Network Monitoring & Incident Response
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• Monitor network and infrastructure systems using monitoring tools; respond to alerts, incidents, and service requests in a timely manner.
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• Troubleshooting & Escalation
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• Perform initial diagnostics on network issues; escalate complex problems to L2/L3 teams with full documentation of steps taken.
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• LAN/WAN & VLAN Support
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• Support LAN, WAN, and VLAN connectivity; verify switch and firewall status; assist with DNS, DHCP, IP addressing, port status, link issues, and interface errors.
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• Server & Virtualization Health
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• Monitor servers, VMs, and basic cloud resources; perform OS health checks covering CPU, memory, and disk; assist with server restarts and service checks.
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• Backup & Infrastructure Monitoring
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• Monitor backup jobs and report failures or anomalies through the appropriate ticketing channels.
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• User Access & Application Coordination
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• Support end-user access to internal applications and coordinate with application teams during active incidents.
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• Documentation & Asset Management
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• Update tickets accurately, follow runbooks, SOPs, and change management processes; maintain accurate asset and incident records.
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Technical Skills

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• Networking Protocols: TCP/IP, DNS, DHCP, VLANs, Routing fundamentals, LAN/WAN
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• Network Devices & Security: Firewalls, Switch Configuration, Network Device familiarity
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• Monitoring & Ticketing: Network Monitoring tools, Ticketing Systems (e.g., ServiceNow or equivalent)
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• Servers & OS: Windows Server, Basic OS health checks (CPU, memory, disk)
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• Virtualization: VMware / Virtualization basics
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• Process & Documentation: Runbooks, SOPs, Change Management, Asset Management
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Qualifications

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• Bachelor's degree in Computer Science, Information Technology, Network Engineering, or a related field (or equivalent hands-on experience)
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• 3–5 years of experience in a network/infrastructure support, help desk, or field/smart-hands role
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• Relevant certifications a plus: CompTIA Network+, CompTIA A+, Cisco CCNA, or equivalent.
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