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# Zero Trust Network Security Engineer

- **Company:** CYNET SYSTEMS INC.
- **Location:** Devens, MA, United States (Remote available)
- **Experience:** Expert
- **Salary:** $128,253.0 - $138,653.0
- **Contract:** Temporary to permanent
- **Skills:** IEEE 802.1X, Access Network, Configuration Management Databases, Configuration Management, CompTIA Security+, Cyber Security, Information Systems, Computer Networks, Dynamic Host Configuration Protocol, Domain Name System (DNS), Monitoring of Systems, IP Address Management, Python (Programming Language), Network Security, Network Troubleshooting, Routing, Network Segmentation, Zero Trust Network Access, TCP/IP, Transmission Control Protocol (TCP), Virtual Local Area Networks, Network Access Control, Computer Network Operations, Microsoft Power Automate, Forescout, Information Technology, Data Analytics, Powerapps
- **Published:** May 17, 2026
- **Apply:** https://www.careerjet.com/jobad/us3935690cbac8c34b914f5956dadf6f69

## About the Role

Requirement/Must Have:

 * Bachelor's degree in Computer Science, Information Systems, Data Analytics, or related field.
 * Hands-on experience supporting enterprise network security, network access control, or DDI environments.
 * Strong knowledge of networking fundamentals including TCP/IP, VLANs, routing, switching, 802.1X, RADIUS, and MAB.
 * Experience troubleshooting DNS, DHCP, and IP address management (IPAM) issues.
 * Experience working within ITIL-based processes (incident, change, and problem management).
 * Strong analytical and troubleshooting skills in enterprise network environments.

Experience:

 * Experience in enterprise network operations or network security environments.
 * Experience supporting Zero Trust Network Architecture and large-scale device management preferred., * Experience with Forescout, Infoblox, or Axonius platforms.
 * Experience with ServiceNow CMDB and workflow automation tools.
 * Exposure to Zero Trust Network Architecture and IoT/OT device classification.
 * Basic scripting or automation experience, preferably Python.

Skills:

 * Zero Trust network security operations.
 * Forescout NAC and Infoblox DDI.
 * DNS, DHCP, and IPAM management.
 * 802.1X, RADIUS, MAB, VLANs, TCP/IP networking.
 * ITIL incident, change, and problem management.
 * ServiceNow CMDB.
 * PowerApps / Power Automate.
 * Network troubleshooting and monitoring tools.

Qualification And Education:

 * Bachelor's degree in Computer Science, Information Systems, Data Analytics, or related field.
 * Networking or security certifications (CCNA, Security+, Forescout certifications) preferred.

## Description

* The role involves operating and supporting enterprise Zero Trust network security platforms, managing network access control, DNS/DHCP services, and ensuring secure and compliant connectivity across corporate, BYOD, IoT, and OT environments while supporting incident response, configuration management, and automation initiatives., * Operate and support enterprise Zero Trust platforms including Forescout NAC and Infoblox DDI.
 * Perform daily monitoring, health checks, and troubleshooting of network access control, DNS, and DHCP services.
 * Manage network access exceptions, MAC address whitelisting, and device compliance for corporate and guest networks.
 * Analyze and reconcile asset data across Forescout, Infoblox, Axonius, and ServiceNow CMDB.
 * Manage lifecycle of unmanaged, IoT, and OT devices across the global network environment.
 * Respond to network access control incidents including 802.1X/RADIUS authentication failures and captive portal issues.
 * Collaborate with network operations, service desk, and field IT teams during incidents and service disruptions.
 * Implement network segmentation changes including VLAN assignments and ACL updates.
 * Execute DNS, DHCP, and IPAM configuration changes following change management processes.
 * Identify opportunities to automate operational tasks using PowerApps and Power Automate.
 * Develop and maintain runbooks, SOPs, and operational documentation for support teams., Job Title: Network Security Engineer Location: Devens, MA (Remote work) Duration: 4+ Months Job Summary: Seeking a hands-on Network Security Engineer to support Zero Trust Net…
 + 21 hours ago


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