Network - NAC

2 days ago

Chennai, Tamil Nadu, India Viraaj HR Solutions Private Limited Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Primary Title: Network Access Control (NAC) Engineer

About The Opportunity
Opportunity in the Enterprise Networking & Cybersecurity services sector delivering secure network access, segmentation, and identity-based access controls for large-scale corporate environments. This is a hands-on, on-site role based in India focused on designing, deploying and operating Network Access Control solutions to enforce secure, policy-driven access across wired and wireless networks.

Location:
India — On-site role

Role & Responsibilities

  • Design, deploy and maintain NAC solutions to enforce identity-based access and segmentation across wired and wireless estates.
  • Configure and manage Cisco ISE and Aruba ClearPass policies, profiling, posture assessment, and guest/onboarding flows.
  • Integrate NAC with AD/LDAP, RADIUS/TACACS+ servers, MDM/endpoint posture systems and wireless controllers for end-to-end authentication and authorization.
  • Lead 802.1X rollouts, wired/wireless onboarding, certificate-based authentication, and device profiling for enterprise users and IoT devices.
  • Collaborate with Network Operations, Security and Identity teams to develop RBAC policies, change-management plans, and incident response for access issues.
  • Perform troubleshooting, root-cause analysis, monitoring, logging integration with SIEM, and maintain NAC documentation, runbooks and test plans.

Skills & Qualifications
Must-Have

  • Cisco Identity Services Engine
  • Aruba ClearPass
  • 802.1X
  • RADIUS
  • TACACS+
  • Active Directory / LDAP

Preferred

  • SIEM integration experience (e.g., Splunk) for NAC logs and alerts
  • Automation/scripting with Python or Ansible for configuration and reporting
  • Experience with wireless controllers and network switching platforms (Cisco/Aruba)

Benefits & Culture Highlights

  • Structured learning and certification support for security and networking tracks.
  • Collaborative, security-first engineering environment with clear operational ownership.
  • On-site role enabling close coordination with infrastructure and security teams across locations.

This role is ideal for experienced network/security engineers who specialize in NAC, identity-driven access controls, and enterprise authentication protocols. If you enjoy solving complex access and segmentation problems and want to own NAC at scale, please apply with your updated resume and a brief summary of your NAC projects and technologies used.

Skills: fscp certified,tacacs+,security,radius,network access control (nac)

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