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Network Firewall Jobs in Wisconsin (NOW HIRING)

Ornua

Network Administrator

Hilbert, WI · On-site

... firewall, and wireless environments • Hands-on experience configuring, implementing, and ... supporting network monitoring, incident management, and security operations • Strong ...

Robert Half

Systems Engineer

Brookfield, WI · On-site

$85K - $90K/yr

Plan, deploy, and support core technologies across server, network, firewall, backup, cloud, and security environments. * Administer and enhance Microsoft 365 and Azure platforms, including identity ...

TEKsystems

Network Technician

Schofield, WI

$30 - $38/hr

Managing firewall policies, network security, and access controls. Serving as a higher-tier escalation resource for network-related issues. Working with vendors and support organizations to resolve ...

SmartIPlace

Network Engineer

Milwaukee, WI · On-site

$45 - $50/hr

Experience with Firewall, ACLs, business to business access, Remote access * Experience with Network design * Bachelor's Degree in a related field Skills Desired * Experience with Network monitoring ...

Talent Solutions

Network Engineer III

Janesville, WI

$70K - $90K/yr

Manage and document all infrastructure devices (switches, routers, firewalls, VPN, WLAN), including connectivity specifications and IP telephony support. * Troubleshoot network security, latency, or ...

TEKsystems

Network Engineer

Menasha, WI

$25 - $55/hr

This role requires deep expertise in routing, switching, firewall administration, cloud networking, and infrastructure automation. The ideal candidate is a self-starter who thrives in a fast-paced ...

TEKsystems

Network Engineer

Menasha, WI

$25 - $55/hr

This role requires deep expertise in routing, switching, firewall administration, cloud networking, and infrastructure automation. The ideal candidate is a self-starter who thrives in a fast-paced ...

TEKsystems

Network Engineer

Menasha, WI

$25 - $55/hr

This role requires deep expertise in routing, switching, firewall administration, cloud networking, and infrastructure automation. The ideal candidate is a self-starter who thrives in a fast-paced ...

TEKsystems

Network Engineer

Menasha, WI

$25 - $55/hr

This role requires deep expertise in routing, switching, firewall administration, cloud networking, and infrastructure automation. The ideal candidate is a self-starter who thrives in a fast-paced ...

Children's Wisconsin

Senior Network Engineer

Milwaukee, WI · On-site

$102K - $140K/yr

Administer and maintain Cisco VPN, Firewalls, ISE, and Cisco Call Manager. * Manage DNS, DHCP, and ... Monitor network performance and troubleshoot issues to ensure optimal operation, utilizing ...

SJE-Rhombus

SCADA Network Specialist

Madison, WI

We are looking for a SCADA Network Specialist to support our Altronex brand. This role will work ... You will administer switches, firewalls, VoIP systems, and manage software deployment, updates, and ...

KOHLS

Network Engineer (Remote)

Menomonee Falls, WI · On-site

Troubleshoot production network issues involving store systems, server connectivity, DNS/DHCP, routing, firewalls, SD-WAN, and application reachability. * Plan and execute network changes, including ...

SJE

SCADA Network Specialist

Madison, WI · On-site

You will administer switches, firewalls, VoIP systems, and manage software deployment, updates, and ... Knowledge of LAN/WAN networking concepts, including TCP/IP, routing, and subnetting * Experience ...

MARS Solutions Group

Network Engineer

Brookfield, WI · On-site

$70 - $75/hr

Networking Equipment, including routers, switches, firewalls, and wireless access * points. * Minimum 3 year's proven experience with VPN and remote access technologies. * Ability to think through ...

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Network Firewall information

What are some typical challenges faced by professionals managing network firewalls, and how can they prepare for them?

Professionals managing network firewalls often encounter challenges such as keeping up with rapidly evolving security threats, ensuring firewall rules do not inadvertently block legitimate traffic, and maintaining compliance with organizational and regulatory standards. Staying current with security trends, regularly reviewing and updating firewall configurations, and collaborating closely with IT and security teams can help address these challenges. Proactive monitoring and ongoing training are also essential for effective firewall management and minimizing potential vulnerabilities.

What is the difference between Network Firewall vs Network Security Analyst?

AspectNetwork FirewallNetwork Security Analyst
Required CertificationsCompTIA Security+, Cisco CCNA, Cisco CCNPCompTIA Security+, CISSP, CEH
Work EnvironmentNetwork infrastructure, hardware and software configurationMonitoring, analyzing security threats, incident response
Employer & Industry UsageIT departments, cybersecurity firms, enterprisesIT security teams, cybersecurity consulting firms

Network Firewalls primarily focus on configuring and managing hardware or software devices that control incoming and outgoing network traffic based on security rules. Network Security Analysts analyze security data, monitor threats, and respond to incidents. While firewalls are a key tool used by analysts, their roles differ: firewalls are technical devices, whereas analysts interpret security data and develop strategies to protect networks.

What are the key skills and qualifications needed to thrive as a network firewall engineer?

To thrive as a Network Firewall Engineer, you need a strong understanding of network protocols, security principles, and firewall architecture, often supported by a degree in computer science or a relevant certification like Cisco CCNP Security or Palo Alto Networks certifications. Experience with firewall platforms (such as Cisco ASA, Palo Alto, or Fortinet), intrusion detection/prevention systems, and security information and event management (SIEM) tools is essential. Analytical thinking, problem-solving, and clear communication are vital soft skills for diagnosing issues and collaborating with IT teams. These skills and qualities are critical to effectively safeguarding organizational networks and ensuring compliance with security policies.

What is a network firewall?

Network firewalls are security devices or software designed to monitor and control incoming and outgoing network traffic based on predetermined security rules. They act as a barrier between a trusted internal network and untrusted external networks, such as the internet, to prevent unauthorized access and threats. Firewalls can be hardware-based, software-based, or a combination of both, and are essential components of modern cybersecurity strategies. They help protect sensitive data, maintain privacy, and ensure compliance with security policies.
What are popular job titles related to Network Firewall jobs in Wisconsin? For Network Firewall jobs in Wisconsin, the most frequently searched job titles are:
What job categories do people searching Network Firewall jobs in Wisconsin look for? The top searched job categories for Network Firewall jobs in Wisconsin are:
What cities in Wisconsin are hiring for Network Firewall jobs? Cities in Wisconsin with the most Network Firewall job openings:
Network Firewall jobs near you
Infographic showing various Network Firewall job openings in Wisconsin as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 14% Part Time, and 6% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Network Administrator

Ornua

Hilbert, WI • On-site

Full-time

Re-posted yesterday

Job description

Job Summary:
Ornua is Ireland’s largest exporter of Irish dairy products, and they are seeking a Network Administrator to support and secure their global network infrastructure. This role will ensure reliable connectivity and maintain network performance across enterprise environments, contributing to operational excellence in critical manufacturing and business operations.
Responsibilities:
• Support and secure Ornua’s global network infrastructure by ensuring reliable connectivity, maintaining network performance and availability, and driving continuous improvement across enterprise LAN, WAN, wireless, and security environments.
• Take ownership of core network operations and security initiatives that directly support Ornua’s global business continuity and operational efficiency.
• Maintain reliable connectivity across manufacturing facilities and offices worldwide, strengthen cybersecurity resilience, and support the successful delivery of critical IT infrastructure projects.
Qualifications:
Required:
• Bachelor’s degree in Computer Engineering, Information Technology, or related field required
• 3–5 years of professional experience supporting enterprise WAN, LAN, firewall, and wireless environments
• Hands-on experience configuring, implementing, and troubleshooting Cisco switches, Palo Alto firewalls, and Aruba wireless solutions
• Working knowledge of MPLS, P2P, SDWAN, VPN, IPSec-VPN, IDS/IPS, and remote access technologies
• Experience supporting network monitoring, incident management, and security operations
• Strong troubleshooting, analytical, and problem-solving skills
• Excellent written, verbal, and interpersonal communication skills
• Ability to work effectively in a collaborative, team-oriented global environment
• Must be legally authorized to work in the United States
Preferred:
• CCNA, CCNP, or equivalent networking certifications preferred
• Microsoft Azure networking experience and/or Azure Network Architecture certification preferred
• Experience working within a global organization across multiple geographic regions
• Understanding of manufacturing industry environments and operational technologies
• Experience with wireless surveys, network sniffing, bandwidth monitoring, and advanced network troubleshooting tools
• Familiarity with cloud networking technologies including AWS and Azure
• Experience supporting IT security compliance initiatives, vulnerability remediation, and security incident response
• Demonstrated experience collaborating with third-party vendors and service providers
• Additional certifications in cloud networking, firewall administration, or security technologies considered advantageous
Company:
Ornua is a cooperative that connects dairy farmers with customers, producers, and consumers around the world. Founded in 1961, the company is headquartered in Dublin, IRL, with a team of 1001-5000 employees. The company is currently Late Stage.

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