Network Administrator

Cays Inc

Rockville, MD, United States

8 days ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

10 years minimum

Working hours

Regular working hours

Job source

www.dice.com

Tech stack

Microsoft Azure Cisco Routers Cloud Computing Dynamic Host Configuration Protocol Network Address Translation Domain Name System (DNS) Subnetting Virtual Private Networks (VPN) Python (Programming Language) Network Diagrams Network Connections Network Monitoring

+19 more

Routing Network Administration Windows PowerShell Server Virtualization Security Information and Event Management Smart Devices TCP/IP Virtual Local Area Networks Wide Area Networks Wireless Access Point Wireless Networks Scripting Load Balancing Cloud Platform System Computer Network Technologies Software Troubleshooting HybridCloud Wireless Technologies Cisco

Job description

Position Summary: We are seeking a Network Administrator to design, configure, monitor, and support enterprise network infrastructure across on-premises and cloud environments. The role requires hands-on experience with Cisco routing and switching, Aruba wireless, VeloCloud SD-WAN, F5 load balancers, and Microsoft Azure networking., Configure and troubleshoot Cisco routers, switches, VLANs, routing protocols, and network connectivity. Administer Aruba wireless infrastructure, including access points, controllers, SSIDs, and authentication. Manage VeloCloud SD-WAN policies, edge devices, connectivity, and performance. Configure and support F5 load-balancing services, virtual servers, pools, health monitors, and traffic policies. Support Azure networking, including VNets, subnets, NSGs, VPN connectivity, and hybrid integration. Monitor network performance, availability, capacity, and security events. Investigate incidents, perform root-cause analysis, and implement corrective actions. Execute network changes in accordance with change-management processes. Maintain network diagrams, configurations, standards, and operational documentation. Collaborate with infrastructure, security, cloud, and application teams.

Requirements

8 10 years of experience in network administration or network engineering. Strong hands-on experience with: Cisco routing and switching Aruba wireless solutions VeloCloud SD-WAN F5 load balancers Microsoft Azure networking Knowledge of TCP/IP, DNS, DHCP, VLANs, VPNs, NAT, routing. Experience with network monitoring and ticketing tools. Strong troubleshooting, communication, documentation, and stakeholder-management skills. CCNA, CCNP, Aruba, F5, VeloCloud, or Azure certifications., Experience supporting hybrid cloud and enterprise environments. Familiarity with ITIL, incident management, and change management. Scripting or automation experience using PowerShell or Python.