Network Administrator

Gfoat; Weatherford (TX); On-site; USD 70,000 - 100,000; Full time

Job summary

Gfoat is seeking a Network Administrator under the IT Director to design, implement, and maintain enterprise and OT network infrastructure. The role emphasizes security, observability, and modern architectures across on-premises and virtualization environments.

The position requires expertise in IP networking, VPNs, Windows/Linux servers, OT/SCADA, and scripting, with responsibilities from dashboards to incident response and compliance support.

Qualifications

• Associate’s degree in Computer Science, Networking, or related field.
• Certifications: A+, Network+, Security+, or similar required.
• Minimum 3 years of network/system administration experience.
• Valid Texas Driver’s License required.
• Strong understanding of TCP/IP, DNS, DHCP, VLANs, and routing.

Responsibilities

• Design and maintain LAN/WAN environments, including VLANs, routing, and segmentation.
• Configure and support VPN technologies (IPsec, SSL VPN, secure remote access).
• Implement high availability and redundancy strategies.
• Support enterprise virtualization platforms and server infrastructure.
• Maintain Linux and Windows Server systems.
• Support containerized services and modern application hosting models.
• Implement and maintain infrastructure monitoring and alerting systems.
• Develop dashboards and performance metrics for network and system health.
• Troubleshoot issues using logs, metrics, and packet analysis.
• Configure and maintain network security controls (firewalls, IDS/IPS, segmentation).
• Assist with compliance requirements (CJIS, NIST, or similar frameworks).
• OT/SCADA support and secure IT-OT separation.
• Backup and recovery administration and testing.
• Automation and scripting to improve operational tasks.

Skills

TCP/IP networking

DNS

DHCP

VLANs

Routing

Network security

Virtualization

Linux/Windows Server

Scripting

Troubleshooting

Education

Associate’s degree in Computer Science, Networking, or related field

Tools

PowerShell

Bash

Python

Job description

Job Summary

Under the direction of the IT Director, the Network Administrator designs, implements, and maintains enterprise and operational technology (OT) network infrastructure. This role supports secure, highly available environments across on-premises systems, virtualization platforms, and industrial control networks.The position emphasizes cybersecurity, monitoring/observability, and modern network architecture using industry best practices rather than vendor-specific implementations.

Key Responsibilities

Network Infrastructure

• Design and maintain LAN/WAN environments, including VLANs, routing, and segmentation
• Configure and support VPN technologies (IPsec, SSL VPN, secure remote access)
• Implement high availability and redundancy strategies

Systems & Virtualization

• Support enterprise virtualization platforms and server infrastructure
• Maintain Linux and Windows Server systems
• Support containerized services and modern application hosting models

Monitoring & Observability

• Implement and maintain infrastructure monitoring and alerting systems
• Develop dashboards and performance metrics for network and system health
• Troubleshoot issues using logs, metrics, and packet analysis

Cybersecurity

• Configure and maintain network security controls (firewalls, IDS/IPS, segmentation)
• Support identity, access control, and certificate services
• Assist with compliance requirements (CJIS, NIST, or similar frameworks)

Operational Technology (OT) / SCADA

• Support industrial networks and SCADA environments
• Maintain secure separation between IT and OT networks
• Monitor and support critical infrastructure systems

Backup & Recovery

• Administer backup and recovery solutions
• Perform periodic recovery testing and validation

Automation & Scripting

• Develop scripts to automate operational tasks and monitoring
• Improve efficiency through automation and integration

Support & Collaboration

• Act as Tier 2/3 escalation for network-related issues
• Collaborate with Service Desk and other IT staff
• Work with vendors and service providers as needed

Knowledge, Skills, and Abilities

• Strong understanding of TCP/IP networking, DNS, DHCP, VLANs, and routing
• Experience with network security principles and segmentation
• Familiarity with:
• Virtualization platforms
• Monitoring and alerting systems
• Linux and Windows Server environments
• Basic scripting knowledge (PowerShell, Bash, or Python preferred)
• Strong troubleshooting and analytical skills

Preferred Experience

• Experience in public sector or critical infrastructure environments
• Exposure to industrial protocols (e.g., Modbus, SNMP)
• Familiarity with compliance frameworks (CJIS, NIST)

Education & Experience

• Associate’s degree in Computer Science, Networking, or related field
• Certifications: A+, Network+, Security+, or similar required
• Minimum 3 years of network/system administration experience
• Equivalent combination of education and experience accepted
• Valid Texas Driver’s License required