Infrastructure Management | Network | Network Security Firewall & Policie

Senior consultant, Network support engineer. SME, Infrastructure Management | Network | Network Security Firewall & Policies Work location - Milwaukee WI 53208 Is it Hybrid, onsite or remote position - Full time Onsite Client office Tentative Start date - ASAP Contract duration - 12 Months Vendor rate - 50 Minimum years of experience needed in the required skills- 10 Plus Minimum over all work experience required - 10 Plus Domain - Cisco Networking Any certification required - No

Mandatory skills required : Infrastructure Management | Cisco Networking Technologies | Network Security Firewall & Policies

Complete job description -We are looking for a skilled and motivated Network Support Engineer to provide onsite technical support, deployment, and maintenance of enterprise network infrastructure. The ideal candidate will have strong hands-on experience with Cisco networking technologies, including routing, switching, and security solutions, and will play a critical role in ensuring network stability, performance, and security.

Key Responsibilities

Provide onsite support for network infrastructure, including troubleshooting, configuration, and maintenance.

Install, configure, and manage Cisco routers and switches.

Single point of contact and SME for all managed network operations and network security related activities Assist Customer network engineering team to develop enterprise network design and strategy Identify additional business and project opportunities through coordination with Customer Network engineering lead and SMEs Perform network monitoring, issue diagnosis, and timely resolution of incidents and service requests.

LAN (Data center & Branch office LAN): Managing core and access switches configuration changes, Code upgrade activities and troubleshooting any system level issues WAN (Data Center & Branch office) Managing WAN Routers, ISP switches configuration changes, Code upgrade activities, QOS & WAN changes and troubleshooting any system level issues Firewalls: Managing day to day operational configuration changes, Troubleshooting application access related issues, NAT/Access rules, and routing related changes Load Balancers: Managing day to day operational configuration changes, Code upgrade activities, Troubleshooting application access related issues and new application deployment, cert renewal activities.

Telecom support activities: Phone configuration and troubleshooting, Teams and IP Phone configurations and troubleshooting, Coordinate with vendors, call quality issues troubleshooting and inbound/outbound calling issues troubleshooting Coordination with Vendors/Service providers: Opening tickets with service providers and vendor escalations based on the escalation matrix Assist in implementation and troubleshooting of Cisco SD-WAN environments.

Manage and support Cisco Firepower Threat Defense (FTD) firewalls for network security.

Work with Cisco Identity Services Engine (ISE) for network access control and policy enforcement (preferred).

Coordinate with remote teams, vendors, and stakeholders for incident resolution and project delivery.

Perform network upgrades, patches, and planned maintenance activities.

Maintain network documentation, diagrams, and configuration backups.

Ensure adherence to security policies, standards, and best practices.

Configuration migration and support (remote) for Firewall HW Replacement on the existing infrastructure ITIL Processes: Incident, Problem, Change and SR Management and Participating CAB meetings to represent network scheduled changes

Required Skills & Qualifications

Strong hands-on experience with

o Cisco Routing (OSPF, EIGRP, BGP)

Interview mode - In person/Virtual - Virtual How many rounds of interview - 2