Firewall Engineer
Tata Consultancy Services
2 - 5 years
Chennai
Posted: 19/06/2026
Job Description
Job Description
Required Information Details
1 Role- Network Security / Firewall Engineer L2
2 Required Technical Skill Set- Network Security Cisco Firewall
3 Desired Experience Range- 7 to 15 yrs
4 Location of Requirement- Chennai
Desired Competencies (Technical/Behavioral Competency
)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 serie - s.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 930
- 0.Focusing on the enhancement of URL filtering and the upgrade of Cisco firewall
- s.Actively working on transitioning from Cisco ASA to Cisco FTD/Cisco CSF, including the configuration of User-ID, App-ID, and SSL Decryptio
- n.Applied knowledge of dynamic NAT configurations and NAT port forwarding on CISCO ASA/FTD/CS
- F.Set up and resolve issues related to Site-to-Site IKEv2 IPsec VPN configuration
- s.Diagnosis of packet drop problems and Decrypting & inspecting HTTP traffic on Cisco ASA/FTD/CSF device
- s.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 FT
D.Good-to-Ha
- veKnowledge of multivendor security products (Palo Alto/Check Point/Fortine
- t)Working knowledge on Routing and Switchin
- g.Familiarity with cisco security (AWS/Azure) and SDWA
- N.Knowledge of protocols including TCP/IP, BGP, and SSL/TLS, along with a solid grasp of encryption standard
- s.Scripting knowledge (Python, Powershell) for automation is a plu
- s.Preferred certifications like CCNP security or CCIE securit
- y.Proficiency in monitoring protocols like NetFlow, SNMP, SYSLOG, and RMO
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