Network Security Administrator

1ST MIDAMERICA CREDIT

Wood River (IL)

On-site

USD 80,000 - 120,000

Full time

14 days+

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Benefits offered by this job

Competitive salary and benefits

Career growth opportunities

Supportive team environment

Job summary

1st-Midamerica-Credit is seeking a Network Security Administrator to design and oversee the security of our network infrastructure. You will implement security solutions, monitor networks, and perform vulnerability assessments to protect data and systems.

The role requires hands-on experience with firewalls, IDS, encryption, and SIEM. Strong problem-solving and communication skills are essential in this on-site position in Wood River, IL.

Qualifications

Bachelor’s degree in CS/IS/MIS or equivalent work experience.
CompTIA Security+ preferred.
Experience with LAN routing, switching, and firewalls; strong security mindset.

Responsibilities

Design, implement, and oversee the network security infrastructure.
Install, administer, and troubleshoot network security solutions such as firewalls, IDS, antivirus, and data encryption.
Conduct 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.
Review and configure firewall rules; manage least privilege rights.
Set up network devices such as switches; support Windows OS and system applications.

Skills

LAN/WAN Administration

Security incident response

Vulnerability assessment

Network monitoring

Analytical problem solving

Effective communication

Education

Bachelor's degree in Computer Science / Information Systems / MIS

Tools

CrowdStrike

SIEM

Job description

Job Title: Network Security Administrator

Status: Full Time

Location: Wood River, IL - On Site Position (Remote work not available for this position)

1 st MidAmerica is a trusted financial institution dedicated to providing exceptional service to our members. We pride ourselves on our commitment to the communities we serve and our focus on delivering an array of financial products for each step in their financial journey. We are currently seeking motivated and member-oriented individuals to join our team as a Network Security Administrator.

Job Summary:

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.

Key Responsibilities:

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.

Qualifications:

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.

What We Offer: