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# Network Admin

- **Company:** Computer Task Group, Inc
- **Location:** Boulder, CO, United States (Remote available)
- **Experience:** Experienced
- **Salary:** $79,040.0 - $87,360.0
- **Contract:** Temporary to permanent
- **Skills:** Proxy Servers, Application Firewall, Border Gateway Protocol, Cloud Computing, Complex Networks, CompTIA Network+, Dynamic Host Configuration Protocol, Firmware, Monitoring of Systems, Identity and Access Management, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Network Security, Network Troubleshooting, Network Configuration and Change Management, Network Monitoring, Routing, Network Administration, Open Shortest Path First (OSPF), TCP/IP, Transmission Control Protocol (TCP), Wide Area Networks, Network Routing, Computer Networking Systems, Load Balancing, System Availability, Firewalls (Computer Science), Web Filtering, Information Technology, Cisco, Network Optimization
- **Published:** August 8, 2026
- **Apply:** https://www.careerjet.com/job/us445b4cb776fdcf6844ae5f3ae370a8c4/eaa

## About the Role

CTG is seeking an experienced Network Administrator to support and maintain enterprise network infrastructure in a complex, cloud-connected environment. The ideal candidate will have 3+ years of experience administering LAN/WAN networks, firewalls, VPNs, routing and switching technologies, and network security solutions. This role requires strong troubleshooting skills and the ability to optimize network performance while ensuring high availability and security., * Network Administration

 * TCP/IP
 * Network Routing & Switching
 * Network Security
 * Firewall Administration
 * Virtual Private Networks (VPN)
 * LAN/WAN Technologies
 * BGP & OSPF Routing Protocols
 * DHCP
 * IPsec
 * Load Balancing
 * Proxy Servers
 * Content Filtering
 * Network Monitoring
 * Network Troubleshooting
 * Access Management
 * Cloud Networking
 * Network Engineering
 * Infrastructure Support
 * Strong analytical and problem-solving skills
 * Project coordination experience

Experience

 * 3-5+ years of experience as a Network Systems Administrator or Network Administrator.
 * Experience supporting enterprise network infrastructure in medium to large environments.
 * Hands-on experience with routing, switching, firewalls, VPNs, and network security technologies.
 * Experience monitoring, troubleshooting, and optimizing network performance.
 * Experience supporting cloud-connected or hybrid network environments is preferred., * Bachelor's degree in Information Technology, Computer Science, Network Engineering, or a related discipline preferred.
 * Equivalent work experience will be considered.
 * Cisco CCNA, CCNP, CompTIA Network+, or similar certifications are a plus.

Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required.

## Description

* Configure, administer, and maintain enterprise network infrastructure.
 * Monitor network performance and availability using enterprise monitoring tools.
 * Troubleshoot complex network connectivity, routing, switching, and security issues.
 * Manage LAN, WAN, VPN, firewall, proxy, and load-balancing technologies.
 * Configure and support TCP/IP networking, DHCP, BGP, OSPF, and IPsec.
 * Implement network security policies, access management, and content filtering solutions.
 * Perform network upgrades, firmware updates, and infrastructure maintenance.
 * Collaborate with cloud, infrastructure, and security teams on network initiatives.
 * Document network configurations, procedures, and architecture.
 * Support infrastructure projects and recommend improvements for reliability and scalability.


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