Cisco Wireless Network Security
Tata Consultancy Services
7 - 10 years
Chennai
Posted: 21/02/2026
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Job Description
TCS Hiring !!!
Role: Cisco Wireless Network Security
Exp: 7-10 Years
Location: Chennai
JD
Must-Have
(Ideally should not be more than 10)
- Solid expertise and documented experience in utilizing Cisco ASA versions 9.12, 9.16, 9.22, and 9.23, specifically with the ASA 5500-X series and ASA 5500 series.
- In-depth understanding and established experience with Cisco FTD versions 6.4, 6.5, and 6.7, including the Firepower series models 1000, 2100, 3100, 4100, and 9300.
- Focusing on the enhancement of URL filtering and the upgrade of Cisco firewalls.
- Actively working on transitioning from Cisco ASA to Cisco FTD/Cisco CSF, including the configuration of User-ID, App-ID, and SSL Decryption.
- Applied knowledge of dynamic NAT configurations and NAT port forwarding on CISCO ASA/FTD/CSF.
- Set up and resolve issues related to Site-to-Site IKEv2 IPsec VPN configurations.
- Diagnosis of packet drop problems and Decrypting & inspecting HTTP traffic on Cisco ASA/FTD/CSF devices.
- Working knowledge on Cisco FMC features (Alerting, Logging, Reporting, and Dynamic objects).
- Configure and troubleshooting of Clustering and high availability features on Cisco ASA and Cisco FTD.
Good-to-Have
- Knowledge of multivendor security products (Palo Alto/Check Point/Fortinet)
- Working knowledge on Routing and Switching.
- Familiarity with cisco security (AWS/Azure) and SDWAN.
- Knowledge of protocols including TCP/IP, BGP, and SSL/TLS, along with a solid grasp of encryption standards.
- Scripting knowledge (Python, Powershell) for automation is a plus.
- Preferred certifications like CCNP security or CCIE security.
- Proficiency in monitoring protocols like NetFlow, SNMP, SYSLOG, and RMON.
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