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Network Firewall Jobs in Wisconsin (NOW HIRING)

Bell Laboratories Inc

Network Administrator

Windsor, WI · On-site

... firewalls, wireless technologies, identity and access management platforms, cloud and hybrid environments, network cabling and network security systems. 2. Monitor and maintain network performance ...

Bell Laboratories Inc

Network Administrator

Windsor, WI · On-site

... firewalls, wireless technologies, identity and access management platforms, cloud and hybrid environments, network cabling and network security systems. 2. Monitor and maintain network performance ...

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 ...

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 · On-site

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 ...

Impact Networking

Senior Network Engineer

Madison, WI · On-site

$104K - $143K/yr

Enterprise network and firewall platforms, including Cisco, Fortinet (FortiGate), SonicWall, and Palo Alto Networks * ITIL and Service Management * N-Able or similar RMM tools * Knowledge of HaloPSA ...

Impact Networking

Senior Network Engineer

Brookfield, WI · On-site

$98K - $134K/yr

Enterprise network and firewall platforms, including Cisco, Fortinet (FortiGate), SonicWall, and Palo Alto Networks * ITIL and Service Management * N-Able or similar RMM tools * Knowledge of HaloPSA ...

Impact Networking

Senior Network Engineer

Appleton, WI · On-site

$101K - $139K/yr

Enterprise network and firewall platforms, including Cisco, Fortinet (FortiGate), SonicWall, and Palo Alto Networks * ITIL and Service Management * N-Able or similar RMM tools * Knowledge of HaloPSA ...

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 ...

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 ...

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 ...

blueStone

CCNP Cisco Network Engineer

Madison, WI

Network Engineer will be involved in a DevOps and Service Reliability Engineering role where you ... ASA/PIX Firewall Service Module * Cisco ASA Firewalls and VPN * Competency with an administrative ...

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Network Firewall information

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 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 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.

How to become a network firewall expert?

To become a network firewall expert, gain a strong understanding of networking fundamentals, including TCP/IP and routing, and learn to configure and manage firewalls such as Cisco ASA, Palo Alto, or Fortinet. Earning industry certifications like CompTIA Security+, Cisco CCNA Security, or Palo Alto Networks Certified Network Security Engineer (PCNSE) can validate your skills and improve job prospects.

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, 81% Full Time, 13% Part Time, and 5% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Network Administrator

Windsor, WI • On-site

Bell Laboratories Inc
Manufacturing • 501 - 1,000 employees
Learn more about Bell Laboratories Incexternal

Full-time

Medical, Retirement

Posted 11 days ago

Job description

Bell Laboratories Inc., a highly successful specialty chemical manufacturer, has an opportunity for a motivated individual to join our talented team. At Bell Laboratories, we set the standards for innovation and quality products in the industry.

WHY work for Bell Labs?

  • Stability - We've never had a layoff in 52 years!
  • Safe Work Environment
  • We manufacture our OWN products
  • Competitive Wages
  • Fitness Center open 24/7
  • Work/Life Balance
  • Achievable Goals
  • Annual Raises, Holiday Bonuses and Cash Profit Sharing!
  • Exceptional Benefits, Rich health insurance & 401k match

RESPONSIBILITIES AND JOB ACTIVITIES:

1. Install, configure, monitor, and maintain network and infrastructure systems, including routers, switches, firewalls, wireless technologies, identity and access management platforms, cloud and hybrid environments, network cabling and network security systems.
2. Monitor and maintain network performance, availability, connectivity, and security.
3. Maintain and support internet connectivity and wide area network services.
4. Administer DNS, DHCP, WAN, internet services, web hosting, and domain registrations.
5. Maintain network monitoring, logging, and alerting systems.
6. Administer network security technologies, including firewalls, intrusion prevention systems, web filtering, email filtering, VPNs, cameras, and network segmentation.
7. Troubleshoot and resolve network connectivity and performance issues.
8. Assist end users with network-related questions and support requests.
9. Research, purchase, and support network hardware, software, and telecom services.
10. Coordinate with vendors and service providers for network-related products and services.
11. Arrange for repair or replacement of network equipment.
12. Maintain current documentation including network diagrams, IP address inventories, switch port records, security configurations, maps and network architecture.
13. Collaborate with software development team to support internally developed solutions.
14. Communicate network status, access, security posture, capacity planning, and future expansion or upgrade recommendations to leadership.
15. Participate in cybersecurity initiatives, vulnerability assessment, disaster recovery planning, internal audits, and incident response planning.


JOB SPECIFICATIONS:

EDUCATION: Associate degree in Information Technology, Computer Science, Networking, or related field required. Bachelor's degree preferred.
EXPERIENCE: Minimum of four (4) years of experience in network administration or related IT infrastructure roles.
KNOWEDLEGE, SKILLS & ABILITIES: Strong knowledge of TCP/IP networking, routing, switching, VLANs, VPN technologies, DNS, DHCP, wireless networking, firewall, backup, and network monitoring tools. Strong troubleshooting and problem-solving skills. Excellent customer service and communication skills. Knowledge of cybersecurity and network administration best practices.
EQUIPMENT OPERATED: Routers, switches, firewalls, wireless access points, telecommunications equipment, network monitoring platforms, computers, and related networking hardware and software.
PHYSICAL REQUIREMENTS: Hand-eye coordination for typing and equipment maintenance. Ability to sit for extended periods, regularly stand, walk between buildings, talk, see, and hear. Ability to occasionally lift up to 50 pounds.