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Tier 4 Network Support Engineer Jobs (NOW HIRING)

2T Consulting

Network Support Engineer

Wauwatosa, WI · On-site

We are looking for an experienced Network Support Engineer to provide onsite support, deployment, administration, and maintenance of enterprise network infrastructure. The ideal candidate should have ...

2T Consulting

Network Support Engineer

Milwaukee, WI · On-site

We are looking for an experienced Network Support Engineer to provide onsite support, deployment, administration, and maintenance of enterprise network infrastructure. The ideal candidate should have ...

JOHNS BYRNE CO

Network Support Engineer

Niles, IL · On-site

... networking and workstation support escalations. Education: * Bachelor's degree in Computer Science, Information Technology, Network Engineering, or a related field; or equivalent combination of ...

2T Consulting

Network Support Engineer

Muskego, WI · On-site

We are looking for an experienced Network Support Engineer to provide onsite support, deployment, administration, and maintenance of enterprise network infrastructure. The ideal candidate should have ...

WELBRO Building Corporation

WELBRO Building Corporation has a career opportunity for a Network Support Engineer to provide first- and second-level technical support to end users across voice, data, applications, hardware ...

WELBRO Building Corporation

NY · On-site

WELBRO Building Corporation has a career opportunity for a Network Support Engineer to provide first- and second-level technical support to end users across voice, data, applications, hardware ...

2T Consulting

Network Support Engineer

Greendale, WI · On-site

We are looking for an experienced Network Support Engineer to provide onsite support, deployment, administration, and maintenance of enterprise network infrastructure. The ideal candidate should have ...

Cytracom

Network Support Engineer - SASE

Mckinney, TX · On-site

Tier 2 Network Engineers play a crucial role in ensuring a reliable and secure customer experience, while participating in the on-call rotation to support business continuity. Responsibilities:

Cytracom

Network Support Engineer - SASE

Mckinney, TX · On-site

Tier 2 Network Engineers play a crucial role in ensuring a reliable and secure customer experience, while participating in the on-call rotation to support business continuity. Responsibilities:

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Tier 4 Network Support Engineer information

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How much do tier 4 network support engineer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for tier 4 network support engineer in the United States is $92,475.00, according to ZipRecruiter salary data. Most workers in this role earn between $74,500.00 and $114,000.00 per year, depending on experience, location, and employer.

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For Tier 4 Network Support Engineer jobs, the most frequently searched job titles are:

Network Support Engineer

Wauwatosa, WI • On-site

2T Consulting
IT Services • 51 - 200 employees
Learn more about 2T Consultingexternal

Full-time

Posted 29 days ago

Key responsibilities

  • Provide onsite support, installation, configuration, troubleshooting, and maintenance of enterprise network infrastructure.

  • Manage and support Cisco routers, switches, SD-WAN environments, and firewalls, including policy updates, code upgrades, and troubleshooting.

  • Act as the primary point of contact and SME for network operations, monitoring network performance, resolving incidents, and supporting network security activities.

Job description

We are looking for an experienced Network Support Engineer to provide onsite support, deployment, administration, and maintenance of enterprise network infrastructure. The ideal candidate should have strong hands-on expertise in Cisco networking technologies, including routing, switching, SD-WAN, and network security solutions. The candidate will act as the Single Point of Contact (SPOC) and SME for network operations, ensuring network availability, performance, and security across enterprise environments.

Key Responsibilities
  • Provide onsite support for enterprise network infrastructure, including installation, configuration, troubleshooting, and maintenance.
  • Install, configure, and manage Cisco routers and switches.
  • Act as the SME and primary point of contact for network operations and network security activities.
  • Collaborate with the customer network engineering team to design and implement enterprise network strategies.
  • Identify business improvement opportunities and support project delivery in coordination with customer stakeholders.
  • Monitor network performance and resolve incidents, service requests, and operational issues within SLA.
  • Manage LAN environments (Data Center & Branch Offices), including switch configuration changes, code upgrades, and troubleshooting.
  • Manage WAN infrastructure, including routers, ISP connectivity, QoS implementation, configuration changes, and troubleshooting.
  • Administer firewall environments by performing policy updates, NAT configuration, access rule management, routing changes, and application access troubleshooting.
  • Support load balancers through configuration updates, code upgrades, certificate renewals, application deployments, and issue resolution.
  • Provide telecom support, including Microsoft Teams, IP Phones, VoIP configuration, call quality troubleshooting, and vendor coordination.
  • Coordinate with ISPs and hardware vendors for incident management and escalations.
  • Deploy, support, and troubleshoot Cisco SD-WAN environments.
  • Manage Cisco Firepower Threat Defense (FTD) firewalls and implement network security best practices.
  • Support Cisco Identity Services Engine (ISE) for network access control and policy enforcement (preferred).
  • Coordinate with remote teams, vendors, and business stakeholders during incident resolution and project implementation.
  • Perform network upgrades, patching, planned maintenance, and hardware replacement activities.
  • Maintain network documentation, topology diagrams, and configuration backups.
  • Ensure compliance with organizational security policies and operational standards.
  • Support firewall hardware replacement and configuration migration activities.
  • Follow ITIL processes, including Incident, Problem, Change, and Service Request Management, and participate in CAB meetings.
Required Skills & Qualifications
  • 10+ years of experience supporting enterprise network infrastructure.
  • Strong hands-on experience with Cisco Routing (OSPF, EIGRP, BGP).
  • Expertise in Cisco Switching technologies.
  • Experience with Cisco SD-WAN deployment and support.
  • Hands-on experience with Cisco Firepower Threat Defense (FTD).
  • Strong understanding of Firewall Policies, NAT, ACLs, VPNs, and Network Security.
  • Experience managing LAN/WAN environments across Data Centers and Branch Offices.
  • Knowledge of Cisco ISE is preferred.
  • Familiarity with Load Balancers and Telecom/VoIP support is an added advantage.
  • Experience working with ITIL processes and enterprise production support environments.
  • Excellent troubleshooting, communication, and stakeholder management skills.

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