Network Security Engineer

Summary

Join GuidePoint Security as a Network Security Engineer to lead and support NAC implementations in complex enterprise environments. You will leverage your expertise in Cisco Identity Services Engine (ISE) and related technologies (802.1X, RADIUS, posture assessment, endpoint profiling). This consulting role demands strong client-facing skills and the ability to design, implement, and troubleshoot NAC solutions across diverse network infrastructures. Responsibilities include leading NAC solution design and deployment, collaborating with clients on access control policies, configuring and troubleshooting network protocols, integrating NAC with other security tools, providing strategic guidance, and delivering comprehensive documentation. GuidePoint offers a remote-work environment (primarily U.S. based), competitive benefits including health insurance, dental insurance, paid time off, and a retirement plan.

Requirements

• 3+ years of experience implementing and managing Cisco ISE in enterprise environments
• Strong understanding of network security concepts including 802.1X, RADIUS, EAP-TLS, device profiling, and posture checks
• Experience integrating ISE with Active Directory , certificate authorities , and third-party MDM/SIEM tools
• Solid knowledge of LAN switching , VLANs , and network architecture required to support NAC deployments
• Familiarity with NAC in both wired and wireless environments, including Cisco Catalyst, Cisco WLC, or Meraki infrastructure
• Experience working in a consulting or MSP environment and managing multiple projects or clients
• Excellent communication skills, both written and verbal, for stakeholder engagement and documentation

Responsibilities

• Lead the design, deployment, and operational support of NAC solutions , primarily using Cisco ISE
• Work with clients to develop access control policies , device profiling, posture assessments, and guest/BYOD workflows
• Configure and troubleshoot 802.1X, MAB, RADIUS, TACACS+ , and integration with AD, PKI, and other identity stores
• Integrate NAC with other security tools such as firewalls, SIEMs, MDM solutions , and EPP/EDR platforms
• Provide strategic guidance to clients on NAC policy development , user segmentation, and zero trust principles
• Deliver documentation , runbooks , and knowledge transfer for ongoing client operations
• Support NAC assessments, policy refinement, and incident response scenarios where NAC plays a role
• Work in tandem with network, security, and desktop teams to ensure alignment across all access control layers

Preferred Qualifications

• Experience with other NAC platforms such as Aruba ClearPass , Forescout , or Portnox
• Cisco certifications such as CCNP Security , Cisco ISE Specialist , or relevant NAC vendor certifications
• Understanding of Zero Trust Network Access (ZTNA) and how NAC fits into a modern segmentation and access strategy
• Experience with guest access portals , self-registration , and contractor device onboarding

Benefits

• Group Medical Insurance options: Zero Deductible PPO Plan (GuidePoint pays 90% of the premium for employees and 70% for family plans (spouse/children/family) or High Deductible Health Plan with HSA (GuidePoint pays 100% of the employees premiums and 75% for family plans (spouse/children/family) and GPS will contribute in one lump sum: ($500 per EE annually / $1000 per family annually (includes spouse/children/family options)
• Group Dental Insurance: GuidePoint pays 100% of the premium for employees and 75% of family plans
• 12 corporate holidays and a Flexible Time Off (FTO) program
• Healthy mobile phone and home internet allowance
• Eligibility for retirement plan after 2 months at open enrollment
• Pet Benefit Option