> Markdown version of [/jobs/ext/3017380-network-security-administrator](https://www.wearedevelopers.com/jobs/ext/3017380-network-security-administrator). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Network Security Administrator

- **Company:** 1ST MIDAMERICA CREDIT
- **Location:** Wood River, IL, United States (Remote available)
- **Experience:** Experienced
- **Salary:** $60,000.0 - $66,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Antivirus Softwares, Software Applications, CompTIA Security+, Cyber Security, Information Systems, Data Centers, Monitoring of Systems, Identity and Access Management, Networking Hardware, Intrusion Detection Systems, Network Security, Network Diagrams, Network Monitoring, Routing, Network Service, Network Administration, Security Information and Event Management, Software Licensing, Firewalls (Computer Science), Information Technology, Patch Management, Firewall Services Module, Vulnerability Analysis
- **Published:** September 20, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=a911a596b4e0a1e6

## About the Role

* Minimum of 3 years experience with LAN/WAN Network Administration, and system management.
 * Bachelor's degree in Computer Science, Information Systems or Management Information Systems or related field preferred or combination of coursework and related work experience. CompTIA Security+ Preferred.
 * Other Skills Required: Understanding of LAN routing, switching, and firewalls. Knowledge and experience in the following areas: patch management, OS upgrades, security, vulnerability scanners, system monitoring, SIEM and endpoint protection. Strong organizational abilities and be capable of managing multiple priorities while maintaining a professional service attitude. High sense of urgency and accountability. Strong analytical ability and skill in problem solving. Strong verbal and written communication skills with IT professionals, vendors and users. Experience in digital security investigations. Intrusion Detection and Prevention Systems. Identity and Access Management. CrowdStrike knowledge.

## Description

We are seeking a Network Security Administrator to implement and manage our network security measures, problem resolution, change requests, system diagnostics, network monitoring and projects of varying degrees supporting departmental and credit union initiatives. Ensuring a high level of integrity, confidentiality and availability of data and systems., * Design, implement, and oversee the network security infrastructure.

 * Install, administer, and troubleshoot network security solutions such as firewalls, intrusion detection systems, anti-virus software, and data encryption.
 * Conduct, monitor and manage regular security assessments and vulnerability scans to identify and mitigate risks.
 * Create and maintain detailed network diagrams and documentation for all network services.
 * Maintain and organize local data center, track equipment and software licenses, maintain equipment documentation and inventory
 * Monitor network traffic and user logs for suspicious activity and respond to security incidents.
 * Monitor resource rights and adhere to best practices of least privilege rights. Review and configure firewall rules.
 * Set up network devices such as switches. Support users in the use of Windows OS and all other system applications.


## Related Videos

- [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure)
- [The Sustainability Race: AI's Promises, Pitfalls and Potential](https://www.wearedevelopers.com/videos/100155-the-sustainability-race-ai-s-promises-pitfalls-and-potential)
- [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch)
- [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats)
- [Cyber Sleuth: Finding Hidden Connections in Cyber Data](https://www.wearedevelopers.com/videos/893-cyber-sleuth-finding-hidden-connections-in-cyber-data)
- [Cyber Security: Small, and Large!](https://www.wearedevelopers.com/videos/259-cyber-security-small-and-large)

## Related Articles

- [Understanding and Mitigating Common Web Vulnerabilities](https://www.wearedevelopers.com/magazine/565-understanding-and-mitigating-common-web-vulnerabilities)
- [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)
- [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)
- [Walking Into The Era of Supply Chain Risks](https://www.wearedevelopers.com/magazine/106-walking-into-the-era-of-supply-chain-risks)
- [Events like RSAC Get You CISOs. Developers Decide What Actually Gets Deployed.](https://www.wearedevelopers.com/magazine/693-events-like-rsac-get-you-cisos-developers-decide-what-actually-gets-deployed)
- [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing)