Network Architect/ Admin (No engineer)

Job DescriptionJob Description

Job Summary:

We are seeking a seasoned Lead Network Administrator / Architect to oversee the design, implementation, and ongoing support of our enterprise network infrastructure and observability platform. This individual will lead a team of network and monitoring professionals, driving operational excellence through advanced network administration and deep expertise in LogicMonitor. The ideal candidate combines a command of network architecture with hands-on skills and a vision for scalable, high-performing infrastructure.

Key Responsibilities:

Enterprise Network Architecture & Administration:

• Design, implement, and manage complex enterprise network infrastructure across on-premise, hybrid, and cloud environments.

• Configure and administer routers, switches, firewalls, VPNs, wireless controllers, and load balancers from leading vendors (Cisco, Juniper, Fortinet, Palo Alto, F5, etc.).

• Perform end-to-end routing and switching configuration using protocols such as OSPF, BGP, EIGRP, STP, HSRP, VRRP, and MPLS.

• Manage and monitor network security measures including ACLs, NAT, IPSec tunnels, and firewall rule sets.

• Maintain and troubleshoot DNS, DHCP, NTP, RADIUS, TACACS+, and other core network services.

• Lead network capacity planning, hardware lifecycle management, and performance optimization.

• Conduct packet-level analysis, deep traffic inspection, and forensic troubleshooting during incidents using tools such as Wireshark, NetFlow, and Syslog.

Monitoring & Observability (LogicMonitor Focus):

• Lead enterprise monitoring strategy and execution using LogicMonitor as the primary observability platform.

• Build and manage custom LogicMonitor datasources, alert thresholds, dashboards, escalation chains, and integrations with ITSM and incident response systems.

• Ensure 100% coverage of network devices and services in monitoring with intelligent alerting and minimal false positives.

• Develop and automate monitoring scripts using PowerShell, Python, or Bash to support custom devices and dynamic environments.

• Integrate LogicMonitor with cloud and hybrid infrastructure, including AWS, Azure, and GCP networking components.

Team & Stakeholder Leadership:

• Manage and mentor a team of network engineers and monitoring specialists.

• Define operational best practices, SOPs, and monitoring runbooks.

• Act as a senior escalation point for network and infrastructure incidents, including RCA and postmortems.

• Collaborate with cross-functional teams including DevOps, Cloud, Security, and Application teams to ensure cohesive infrastructure design and observability.

• Present network and monitoring health metrics to leadership, driving KPIs related to uptime, performance, and SLA compliance.

Required Skills & Qualifications:

• 10+ years of enterprise-level experience in network administration and architecture roles.

• At least 4+ years in a team lead or senior-level position with people and project leadership responsibility.

• Extensive LogicMonitor experience including full-platform administration, API usage, custom modules, and system tuning.

• Expert-level hands-on experience with enterprise networking hardware and protocols.

• Strong background in network segmentation, VLANs, subnetting, QoS, multicast, and traffic shaping.

• Deep understanding of network security principles, including firewall management, VPNs, and zero trust networking models.

• Familiarity with cloud- networking, including VPC design, transit gateways, peering, and security groups in AWS/Azure/GCP.

• Advanced troubleshooting with packet analysis tools (e.g., Wireshark) and network monitoring systems.

• Experience with SNMP, WMI, NetFlow, Syslog, and protocol analyzers.

• Scripting proficiency in Python, PowerShell, or Bash for automation and integrations.

• Strong understanding of ITIL processes, particularly incident, change, and problem management.

Qualifications:

• Bachelor's degree in Computer Science, Network Engineering, or related technical field.

• Professional certifications such as CCNP, CCIE, JNCIP, or LogicMonitor Certified Professional (LMCP).

• Experience with Infrastructure-as-Code (IaC) and automation tools such as Ansible, Terraform, or SaltStack.

• Familiarity with SD-WAN, NAC, and network access control frameworks.

• Exposure to NIST or ISO cybersecurity frameworks and audit preparation.

Company Descriptionplease visit our site nobletechies.com.Company Descriptionplease visit our site nobletechies.com.