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Network Firewall Jobs in Missouri (NOW HIRING)

This role involves managing, designing, implementing, and maintaining an organization's network infrastructure, including routers, switches, Firewalls, and wireless devices, covering both LAN/WAN and ...

This role involves managing, designing, implementing, and maintaining an organization's network infrastructure, including routers, switches, Firewalls, and wireless devices, covering both LAN/WAN and ...

This role involves managing, designing, implementing, and maintaining an organization's network infrastructure, including routers, switches, Firewalls, and wireless devices, covering both LAN/WAN and ...

Senior Engineer, Network

Centralia, MO · On-site

$87K - $119K/yr

The position requires deep hands-on expertise in routing, switching, wireless, firewalls, and network security, as well as the ability to troubleshoot complex issues across geographically distributed ...

Senior Engineer, Network

Cuba, MO · On-site

$92K - $126K/yr

The position requires deep handson expertise in routing, switching, wireless, firewalls, and network security, as well as the ability to troubleshoot complex issues across geographically distributed ...

Senior Engineer, Network

Fenton, MO · On-site

$99K - $136K/yr

The position requires deep handson expertise in routing, switching, wireless, firewalls, and network security, as well as the ability to troubleshoot complex issues across geographically distributed ...

Senior Engineer, Network

Centralia, MO

$87K - $119K/yr

The position requires deep handson expertise in routing, switching, wireless, firewalls, and network security, as well as the ability to troubleshoot complex issues across geographically distributed ...

... gateways, Firewalls Knowledge of testing and troubleshooting methodologies Ability to work with a minimum of supervision Knowledge of network security principles Excellent verbal and written ...

... gateways, Firewalls Knowledge of testing and troubleshooting methodologies Ability to work with a minimum of supervision Knowledge of network security principles Excellent verbal and written ...

Learn to design, build, and manage AI agents (using platforms such as Kindo.ai, n8n, and Claude/Anthropic APIs) that automate routine network security operations including policy reviews, firewall ...

Showing results 21-40

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 cities in Missouri are hiring for Network Firewall jobs?

Cities in Missouri with the most Network Firewall job openings:

$63K/yr

Full-time

Re-posted 28 days ago


Missouri State University rating

6.4

Company rating: 6.4 out of 10

Based on 24 frontline employees who took The Breakroom Quiz

526th of 621 rated colleges and universities


Job description

Posting Details
Position Information
Position Title
Network Analyst
Work Location
Springfield Campus
Department
Networking and Telecommunications
HR Home Department
097104 NETWORKING & TELECOMMUNICATIONS
Pay Grade
35
Proposed Salary
$63,156/annual
Sponsorship Information
Applicants must be currently authorized to work for ANY employer in the United States on a full-time basis. This position is not eligible for work visa sponsorship.
Position only available to current, regular, full-time Missouri State University employees?
No, Position is available to all applicants.
Appointment Type
Full Time Regular
Exempt/Non-Exempt
Exempt
General Function
The Network Analyst is part of a team which is responsible for the University campus network infrastructures. The Network Analyst assists in designing, implementing, and maintaining the networks by managing network IP addresses, communicating network information and requirements to connect hosts onto the network, and installing, upgrading, and maintaining network routers, switches, firewalls, wireless access points, wireless controllers, other network devices and servers. The Network Analyst works with vendors to research emerging technologies and diagnose and resolve network problems. The Network Analyst utilizes multiple tools to monitor the network to ensure optimum performance and to assist in troubleshooting issues. The Network Analyst maintains internet links, works with other Information Services units, faculty, staff, and students in the integration, maintenance, and problem resolution of network services, maintains documentation and database information, and works with Procurement Services in the preparation and evaluation of bid specifications for network hardware and software.
Description of Primary Duties
Ensure that the Residence Life, Housing and Dining Services Department priorities are represented in the Networking and Telecommunications Department. Configuration, monitoring and maintenance of network equipment such as switches, routers, firewalls and wireless; maintaining DNS, DHCP and IPAM; troubleshooting network connectivity issues; and maintaining accurate records. Work with Telecommunications to follow up on the progress of projects and trouble tickets.
Minimum Acceptable Qualifications
Education: A bachelor's degree is required. An equivalent combination of years of experience and education may be considered for substitution of educational requirements.
Experience: One year of computer networking infrastructure experience is required.
Skills: The ability to follow technical instructions, both verbal and written is required. The ability to solve network-related problems by using diagnostic techniques and protocols is required. Effective verbal and written communication skills are required. The ability to maintain confidentiality in regard to information processed, stored, or accessed by the networks is required. A thorough understanding of network protocols including TCP/IP and networking equipment including routers, switches, and wireless system is required. Familiarity with backbone and Wide Area networking (WAN) components, wiring infrastructures, VPNs, Layer 2 and 3 networking protocols, multicast, firewalls, DHCP, DNS, IP address management and network monitoring software is preferred.
Effort: Requires working at computer workstations for extended periods of time and requires regularly lifting and carrying objects weighing up to twenty-five pounds and occasionally up to fifty pounds. Requires sufficient mobility to replace networking equipment and connect cables in ceilings and wiring centers which may require climbing ladders and working in confined spaces.
Other: The 24-hour scope of the department requires this position to be available evenings, nights, and weekends to respond to calls regarding questions or problems with the University's networks; occasional travel to remote sites within our 24-county area may be required.
Additional Qualifications
Link to Job Description
https://www.missouristate.edu/Human/JobDescriptions/5166.htm
Open Date
03/27/2026
Close Date (If Close Date is blank then the posting is considered open until filled)
Special Instructions to Applicants
The first date of consideration is April 17, 2026 and review of applications will continue until the position is filled.
Please attach an unofficial transcript to your application. Please note that documents that contain passwords, digital signatures, and other artifacts such as watermarks may not convert properly. If your document contains any of these items, please print and scan the document, then upload the scanned version to your application. Official transcripts required at time of hire.
Equal Opportunity Statement
Non-Discrimination Statement
Missouri State University is a community of people with respect for diversity. The University emphasizes the dignity and equality common to all persons and adheres to a strict non-discrimination policy regarding the treatment of individual faculty, staff, and students. In accord with federal law and applicable Missouri statutes, the University does not discriminate on the basis of race, color, national origin (including ancestry, or any other subcategory of national origin recognized by applicable law), religion, sex (including marital status, family status, pregnancy, sexual orientation, gender identity, gender expression, or any other subcategory of sex recognized by applicable law), age, disability, veteran status, genetic information, or any other basis protected by applicable law in employment or in any program or activity offered or sponsored by the University. Sex discrimination encompasses sexual harassment, which includes sexual violence, and is strictly prohibited by Title IX of the Education Amendments of 1972.
This policy shall not be interpreted in a manner as to violate the legal rights of religious organizations or of military organizations associated with the Armed Forces of the United States of America.
The University maintains a grievance procedure incorporating due process available to any person who believes he or she has been discriminated against. Missouri State University is an Equal Opportunity employer. Inquiries concerning the complaint/grievance procedure related to discrimination on the basis of a protected class, including sexual harassment and sexual assault, or compliance with federal and state laws and guidelines, should be addressed to the Director, Office for Institutional Compliance, Carrington Hall 205, 901 S. National Ave., Springfield, Missouri 65897, Compliance@MissouriState.edu,, 417-836-4252.
Background Check Statement
Employment will require a criminal background check at University expense.
Posting Detail
Posting Number
20260076FTS
Quicklink for Posting
https://jobs.missouristate.edu/postings/85772

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