Zero Trust Network Security Engineer

Job Description

Company: CYNET SYSTEMS

Location: Devens, US

Job Overview:

Pay Range: $61.66hr – $66.66hr
• The role involves operating and supporting enterprise Zero Trust network security platforms, managing network access control, DNS/DHCP services, and ensuring secure connectivity across corporate, IoT, and OT environments while supporting incident response, compliance, and automation initiatives.

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 understanding 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 processes including incident, change, and problem management.
• Strong analytical and troubleshooting skills in network security environments.

Experience:
• Experience in enterprise network operations or security engineering environments.
• Experience supporting network access control and Zero Trust security frameworks preferred.

Responsibilities:
• 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.
• Support lifecycle management of unmanaged, IoT, and OT devices across the global network.
• Respond to network access control incidents including authentication and captive portal issues.
• Collaborate with network operations and service desk teams during security incidents or outages.
• Implement approved network access policies, segmentation changes, and configuration updates.
• Execute DNS/DHCP and IPAM changes following change management processes.
• Identify opportunities to automate operational tasks using tools like PowerApps and Power Automate.
• Develop and maintain runbooks, SOPs, and documentation for operational support teams.

Should Have:
• Experience with Forescout, Infoblox, or Axonius platforms.
• Experience with ServiceNow CMDB and workflow automation.
• Exposure to Zero Trust Network Architecture and IoT/OT device management.
• Basic scripting or automation experience, preferably Python.

Skills:
• Network security operations and Zero Trust architecture.
• DNS, DHCP, and IPAM management.
• 802.1X, RADIUS, VLANs, TCP/IP networking.
• Forescout, Infoblox, Axonius tools.
• ServiceNow CMDB and ITIL processes.
• Automation tools (PowerApps, Power Automate).
• Incident and change management.

Qualification And Education:
• Bachelor’s degree in Computer Science, Information Systems, Data Analytics, or related field.
• Relevant networking/security certifications preferred (e.g., CCNA, Security+, Forescout certifications).

Founded in 2010 and headquartered in the Washington, DC metro area, Cynet Systems Inc. is a leading staffing and recruiting powerhouse. Proudly recognized as a nationally and locally certified diversity firm, Cynet delivers agile, scalable talent solutions across industries. With an active footprint in all 50 U.S. states and Canada, we support thousands of consultants through our expansive, high-performing recruitment engine operating across North America and Asia—ensuring speed, quality, and consistency in every hire.

Source: ZipRecruiter