01 Jul 2025 by L&T Technology Services Ltd
Senior Network Security Engineer
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Roles & Responsibilities
Hiring: Senior Network Security Engineer (Cisco ISE) for Mumbai Location
📅 Experience: 6+ years
🎓 Education: Bachelor’s in CS, IT, or related field
🛡️ Certifications (Nice to Have): CCNP/CCIE Security, ITIL Foundation
Key Responsibilities:
- Manage and support Cisco Identity Services Engine (ISE) configurations and policies
- Implement and maintain network access control using 802.1X, RADIUS, and TACACS+
- Troubleshoot network access/security issues and integrate ISE with Active Directory and PKI
- Configure guest access, device profiling, posture assessment, and BYOD
- Handle ISE software upgrades, patches, and maintain SOPs
Required Skills:
- 3+ years hands-on with Cisco ISE
- Strong understanding of AAA protocols and 802.1X
- Experience with ISE profiling, guest access, and posture assessments
- Solid troubleshooting skills in network authentication
Preferred Skills:
- Cisco certifications (CCNP Security / ISE Specialist)
- Familiarity with Cisco DNA Center, SD-Access
- Basic scripting knowledge (Python, Ansible)
- Understanding of ITIL practices
Note: Role requires working onsite in Mumbai; some travel may be expected.

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