IT Network Administrator

Our client is looking for an IT Network Administrator for a contract role in Lawrenceville, GA. We are seeking a highly skilled and technically proficient NOC Technician to support Tier 1–2 network, systems, and cloud infrastructure operations in a mission-critical 24x7x365 environment. You will be responsible for the proactive monitoring, troubleshooting, and resolution of issues impacting a large-scale LAN/WAN architecture across over 100 sites, including core IP networking, virtualization platforms, hybrid cloud environments (AWS, Azure, GCP), and SaaS integrations. This role includes hands-on support of cloud services, routers, switches, firewalls, wireless infrastructure, and various connected devices. You will also manage escalations, execute standard changes, and contribute to documentation and continuous improvement. Skills: · Associate’s or Bachelor’s degree in IT, Computer Science, or equivalent hands-on experience · 2–4+ years of experience in a NOC or enterprise IT operations environment · Familiarity with ITIL-based incidents, problems, and change management · Experience with at least one scripting/configuration tool (e.g., Ansible, Terraform, PowerShell, Python) Preferred Experience: Infrastructure Monitoring & Incident Response o Monitor enterprise infrastructure using tools such as SolarWinds, Splunk, LogicMonitor, Datadog, and Network Analyzer platforms o Triage and respond to system-generated alerts and logs across network, server, and cloud environments o Perform root cause analysis (RCA) and escalate to Tier 2/3 engineering teams as necessary Network & Systems Operations · Configure and support LAN/WAN connectivity for user devices (PCs, VOIP phones, printers, IoT, card readers, body-worn cameras) · Troubleshoot and maintain DHCP reservations, DNS configurations, firewall rules, and VLAN assignments Maintain connectivity between internal systems, cloud resources, and remote users (VPN, NetMotion, IPsec/SSL) Cloud & Virtualization · Support workloads running in cloud computing such as AWS, Azure, and GCP (e.g., EC2, VPC, IAM, Lambda, Azure VMs) · Collaborate with IT teams to monitor cloud service pipelines, cloud-native telemetry (CloudWatch, Azure Monitor) · Perform basic operations in VMware vSphere/ESXi, Hyper-V, and KVM environments Security & Compliance · Block malicious IPs in real-time per InfoSec team guidance · Manage VPN access for employees and third-party vendors · Support physical security infrastructure (cameras, intercoms, badge systems) across 100+ sites using Avigilon Field & Physical Layer Support · Perform cabling verification and troubleshooting for network patching o Use tools such as Fluke DTX testers to validate copper and fiber connections · Coordinate with low-voltage cabling vendors for installations and escalations Operational Management · Use Salesforce & Team Dynamix Service Management for ticket handling and workflow tracking · Maintain NOC SOPs, technical documentation, and operational runbooks · Participate in on-call rotations and after-hours emergency support Preferred Certifications · Networking: CCNA, CompTIA Network+ · Systems: RHCSA, MCSA, VMware VCP · Cloud: AWS Certified (Practitioner/Associate), Azure Fundamentals · Security & Monitoring: CompTIA Security+ Preferred Technical Skills Networking · Deep understanding of TCP/IP, BGP, OSPF, NAT, VLANs, ACLs, and multicast · Configuration and troubleshooting of Cisco routers/switches: 2900, 3800, 3900 routers; 2900, 3500, 3700, 9200, 9300, 9500, IE2K/4K/5K series switches · Familiarity with SNMP, NetFlow/sFlow, Wireshark/tcpdump · Experience with SD-WAN, MPLS, VPN (IPSec/SSL), and wireless networks at scale · Knowledge of Layer 1–4 troubleshooting and infrastructure design for 50+ site environments Systems Admin experience in Windows Server and Linux (RHEL, Ubuntu) · Proficiency in shell scripting (Bash, PowerShell), log parsing, and systems automation · Hands-on with virtualization (VMware vSphere, Hyper-V, KVM) Cloud & Monitoring · Familiarity with cloud computing models (IaaS, PaaS, SaaS) · Experience monitoring cloud-native workloads with CloudWatch, Azure Monitor, or Stackdriver · Ability to interpret and respond to Continuous Integration and Continuous Delivery (or Deployment) CI/CD pipeline and security telemetry