Network Engineer OR administration - F2F Interview is Must

Role : Network Engineer or administration
Location : Phoenix , AZ - Hybrid 
Long Term Contract 

Responsibilities:

• Administer and maintain Cisco routers, switches, and firewalls across enterprise or mission networks.
• Design, configure, and support LAN/WAN infrastructure, ensuring availability and performance.
• Implement and monitor network security baselines, access control lists (ACLs), and device hardening per organizational policies.
• Manage and optimize routing and switching protocols (e.g., OSPF, BGP, EIGRP, STP, VLANs, QoS).
• Support IPsec, and remote access solutions across secure and hybrid environments.
• Collaborate with systems and cybersecurity teams to design and deploy new network capabilities and maintain compliance with RMF and DISA STIG standards.
• Troubleshoot and resolve network performance, latency, or connectivity issues methodically and efficiently.
• Monitor network performance using tools such as SolarWinds, Wireshark, or NetFlow and identify improvement opportunities.
• Document configurations, diagrams, and operational procedures to support continuity and audits.
• Participate in change control processes and maintain high standards of operational discipline and communication.

Required Education, Certifications and Security Clearance

• BS degree in Engineering, Computer Science, or related field

Requirements Experience/Qualifications:

• Minimum 4 years of experience in network engineering, administration, or infrastructure operations.
• Hands-on experience with Cisco routers, switches, and firewalls in enterprise environments.
• Strong understanding of routing and switching protocols (OSPF, BGP, EIGRP, VLANs, STP, QoS).
• Experience managing network security configurations (ACLs, VPNs, firewalls, IPsec tunnels).
• Proficiency with TCP/IP, DNS, DHCP, NAT, and subnetting.
• Ability to troubleshoot complex network issues using packet captures and monitoring tools.
• Strong documentation, communication, and analytical skills.

Preferred Experience/Qualifications:

• Cisco CCNA or CCNP certification.
• Experience with Cisco ISE.
• Familiarity with network automation or Infrastructure as Code (Ansible, Python, Terraform).
• Exposure to cloud networking concepts (AWS VPC, Azure VNets, ExpressRoute, Direct Connect).
• Experience with monitoring and analysis tools such as SolarWinds, Wireshark, or NetFlow.
• Prior experience supporting mission, intelligence, or secure enterprise environments.

Networking Hardware

• Cisco routers & switches (Catalyst, Nexus, ISR/ASR)
• Cisco ASA / Firepower firewalls –

Networking Protocols & Concepts

• Routing protocols: BGP, OSPF, EIGRP –
• Static routing & policy-based routing –
• VLAN design & Spanning-Tree Protocol –
• Multicast routing configuration –
• TCP/IP, MPLS, DNS, DHCP, SNMP –
• eVPN technologies (IPSec, SSL) –
• WAN/LAN/MAN connectivity: MPLS, ELAN, DIA, LTE –
• Quality of Service (QoS) –
• Network segmentation & Zero Trust Network Architecture –
• Secure remote access solutions –

Cloud Networking &Hybrid

• Cloud networking concepts: VPCs, subnets, route tables, NAT gateways, cloud-native firewalls –
• Hybrid DR / BCP (on-prem & cloud) –

Automation & Scripting

• Python –

Monitoring &Management Tools

• SolarWinds –
• Network diagramming / documentation tools (Visio,  , etc.) –
• SOPs, runbooks, and asset inventory management –

Other Software / Tools

• Office 365 (Word, Excel, PowerPoint, Teams) – M
• Project management / ITSM (Jira, ServiceNow) –
• Workflow/process mapping & network visualization –

Certifications

• Cisco: CCNA
• Cisco: CCNP
• Cisco: CCIE